DK200300053A - Behandling af jernsulfidafsætninger. - Google Patents
Behandling af jernsulfidafsætninger. Download PDFInfo
- Publication number
- DK200300053A DK200300053A DK200300053A DKPA200300053A DK200300053A DK 200300053 A DK200300053 A DK 200300053A DK 200300053 A DK200300053 A DK 200300053A DK PA200300053 A DKPA200300053 A DK PA200300053A DK 200300053 A DK200300053 A DK 200300053A
- Authority
- DK
- Denmark
- Prior art keywords
- thp
- surfactant
- chelating agent
- treatment
- iron sulphide
- Prior art date
Links
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 title description 2
- 238000000034 method Methods 0.000 description 46
- 239000002738 chelating agent Substances 0.000 description 14
- 239000004094 surface-active agent Substances 0.000 description 12
- -1 phosphorus compound Chemical class 0.000 description 9
- 229910052976 metal sulfide Inorganic materials 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 229910052783 alkali metal Inorganic materials 0.000 description 4
- 150000001340 alkali metals Chemical group 0.000 description 4
- PTMHPRAIXMAOOB-UHFFFAOYSA-L phosphoramidate Chemical compound NP([O-])([O-])=O PTMHPRAIXMAOOB-UHFFFAOYSA-L 0.000 description 4
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical compound NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 239000002280 amphoteric surfactant Substances 0.000 description 2
- 239000003945 anionic surfactant Substances 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 229910052792 caesium Inorganic materials 0.000 description 2
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 2
- 239000003093 cationic surfactant Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 229910052981 lead sulfide Inorganic materials 0.000 description 2
- 229940056932 lead sulfide Drugs 0.000 description 2
- 239000002736 nonionic surfactant Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052701 rubidium Inorganic materials 0.000 description 2
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000008247 solid mixture Substances 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- 229910052984 zinc sulfide Inorganic materials 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical group NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- DBVJJBKOTRCVKF-UHFFFAOYSA-N Etidronic acid Chemical group OP(=O)(O)C(O)(C)P(O)(O)=O DBVJJBKOTRCVKF-UHFFFAOYSA-N 0.000 description 1
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical group [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 1
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 1
- JVTAAEKCZFNVCJ-UHFFFAOYSA-M Lactate Chemical compound CC(O)C([O-])=O JVTAAEKCZFNVCJ-UHFFFAOYSA-M 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-L Malonate Chemical compound [O-]C(=O)CC([O-])=O OFOBLEOULBTSOW-UHFFFAOYSA-L 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000005083 Zinc sulfide Substances 0.000 description 1
- IPBVNPXQWQGGJP-UHFFFAOYSA-N acetic acid phenyl ester Natural products CC(=O)OC1=CC=CC=C1 IPBVNPXQWQGGJP-UHFFFAOYSA-N 0.000 description 1
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229940067597 azelate Drugs 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003139 biocide Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 150000001768 cations Chemical group 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229940018560 citraconate Drugs 0.000 description 1
- HNEGQIOMVPPMNR-IHWYPQMZSA-N citraconic acid Chemical compound OC(=O)C(/C)=C\C(O)=O HNEGQIOMVPPMNR-IHWYPQMZSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 description 1
- GHVNFZFCNZKVNT-UHFFFAOYSA-M decanoate Chemical compound CCCCCCCCCC([O-])=O GHVNFZFCNZKVNT-UHFFFAOYSA-M 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 239000003752 hydrotrope Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- LDHQCZJRKDOVOX-IHWYPQMZSA-N isocrotonic acid Chemical compound C\C=C/C(O)=O LDHQCZJRKDOVOX-IHWYPQMZSA-N 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N itaconic acid Chemical compound OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 229940049920 malate Drugs 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- BJEPYKJPYRNKOW-UHFFFAOYSA-N malic acid Chemical compound OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 1
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 description 1
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 description 1
- 150000007530 organic bases Chemical group 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229940049953 phenylacetate Drugs 0.000 description 1
- WLJVXDMOQOGPHL-UHFFFAOYSA-N phenylacetic acid Chemical compound OC(=O)CC1=CC=CC=C1 WLJVXDMOQOGPHL-UHFFFAOYSA-N 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 125000001476 phosphono group Chemical group [H]OP(*)(=O)O[H] 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- WLJVNTCWHIRURA-UHFFFAOYSA-M pimelate(1-) Chemical compound OC(=O)CCCCCC([O-])=O WLJVNTCWHIRURA-UHFFFAOYSA-M 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- YGSDEFSMJLZEOE-UHFFFAOYSA-M salicylate Chemical compound OC1=CC=CC=C1C([O-])=O YGSDEFSMJLZEOE-UHFFFAOYSA-M 0.000 description 1
- 229960001860 salicylate Drugs 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- QUCDWLYKDRVKMI-UHFFFAOYSA-M sodium;3,4-dimethylbenzenesulfonate Chemical group [Na+].CC1=CC=C(S([O-])(=O)=O)C=C1C QUCDWLYKDRVKMI-UHFFFAOYSA-M 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- TYFQFVWCELRYAO-UHFFFAOYSA-L suberate(2-) Chemical compound [O-]C(=O)CCCCCCC([O-])=O TYFQFVWCELRYAO-UHFFFAOYSA-L 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- UIERETOOQGIECD-ONEGZZNKSA-N tiglic acid Chemical compound C\C=C(/C)C(O)=O UIERETOOQGIECD-ONEGZZNKSA-N 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/167—Phosphorus-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/167—Phosphorus-containing compounds
- C23F11/1676—Phosphonic acids
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F14/00—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes
- C23F14/02—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes by chemical means
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
- C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Detergent Compositions (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Removal Of Specific Substances (AREA)
- Paper (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Description
PATENTKRAV· 1. Fremgangsmåde til behandling af et vandsystem indeholdende eller i kontakt med en metalsulfid-afsætning, hvilken fremgangsmåde omfatter tilsætning til systemet, særskilt eller sammen, af tilstrækkeligt af en phosphorforbindelse valgt blandt THP og THP+-salte og tilstrækkeligt af et aminocarboxylat- eller aminophosphonat-chelate-ringsmiddel til at give en opløsning indeholdende fra 0,1 til 50 vægt-% tris(hydroxy-organo)phosphin (THP) og 0,1-50% chelateringsmiddel, kontakt af opløsningen med afsætningen, hvorved i det mindste en del af afsætningen bringes i opløsning i opløsningen, og fjernelse af det opløste metalsulfid fra systemet. 2. Fremgangsmåde ifølge krav 1, hvor metalsulfidafsætningen er jernsulfid. 3. Fremgangsmåde ifølge krav 1, hvor metalsulfidet er blysulfid eller zinksulfid. 4. Fremgangsmåde ifølge ethvert af kravene 1 til 3, hvor metalsulfidet er en kombination afjern- eller zink- eller blysulfid. 5. Fremgangsmåde ifølge ethvert af kravene 1 til 4, hvor chelateringsmidlet har ét eller flere amin-nitrogenatomer. 6. Fremgangsmåde ifølge krav 5, hvor chelateringsmidlet har én eller flere carboxy- eller phosphonogrupper. 7. Fremgangsmåde ifølge krav 5 eller 6, hvor chelateringsmidlet er et aminophospho-nat. 8. Fremgangsmåde ifølge krav 5, 6 eller 7, hvor chelateringsmidlet er en forbindelse med formlen R1RZNCH2P03X2 hvori hvert af R1 og R2, som kan være ens eller forskellige, er en organisk gruppe, og X er hydrogen eller en kation, således at aminophos-phonatet er vandopløseligt. 9. Fremgangsmåde ifølge krav 8, hvor mindst én af R1 og R2 er en gruppe -CH2PO3X2, og den anden er valgt blandt CH2PO3X2, (CH2)nOH eller [(CH2)nNCH2P03X2]mCH2P03X 2, hvori hvert n uafhængigt er 2 eller 3, og m er fra 1 til 5. 10. Fremgangsmåde ifølge ethvert af kravene 5, 6, 7, 8, hvor aminophosphonatet er diethylentriaminpentakis(methylenphosphonsyre). 11. Fremgangsmåde ifølge krav 5 eller 6, hvor chelateringsmidlet er en aminosubsti-tueret carboxylsyre. 12. Fremgangsmåde ifølge krav 11, hvor aminocarboxylsyren er nitrilotrieddikesyre eller ethylendiamintetraeddikesyre. 13. Fremgangsmåde ifølge krav 8 eller 9, hvor X er et alkalimetal. 14. Fremgangsmåde ifølge krav 13, hvor alkalimetallet er natrium, kalium, rubidium eller cæsium. 15. Fremgangsmåde ifølge krav 8 eller 9, hvor X er en organisk base valgt blandt al-kylaminer og alkanolamin med op til 6 carbonatomer. 16. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved vægtforholdet mellem THP og chelateringsmiddel er fra 1:40 til 40:1. 17. Fremgangsmåde ifølge krav 16, hvorved vægtforholdet mellem THP og chelateringsmiddel er ca. 1:1. 18. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved THP og chelateringsmiddel er til stede sammen med en puffer, hvor pufferen er et vandopløseligt carboxylatsalt af en stærk base. 19. Fremgangsmåde ifølge krav 18, hvorved det vandopløselige carboxylatsalt er valgt blandt formiat, acetat, propionat, lactat, tartrat, maleat, fumarat, acrylat, citrat, oxalat, malat, succinat, adipat, malonat, caprat, suberat, azelaat, pimelat, aconitat, citraconat, itaconat, anchelat, tiglat, crotonat, isocrotonat, salicylat, phthalat, phenylacetat eller benzoat. 20. Fremgangsmåde ifølge krav 18 eller 19, hvor den stærke base er en ammonium-ion eller alkalimetal. 21. Fremgangsmåde ifølge krav 20, hvor alkalimetallet er natrium, kalium, rubidium eller cæsium. 22. Fremgangsmåde ifølge krav 18 eller 19, hvorved vægtforholdet mellem carboxylat-salt og THP er fra 1:30 til 1:1. 23. Fremgangsmåde ifølge krav 22, hvorved vægtforholdet mellem carboxylatsalt og THP er fra 1:7 til 1:5. 24. Fremgangsmåde ifølge krav 18, hvorved blandingen af THP og chelateringsmiddel sættes til vandsystemet ved en temperatur over 40°C. 25. Fremgangsmåde ifølge krav 24, hvorved blandingen af THP og chelateringsmiddel tilsættes ved en temperatur mellem 60 og 150°C. 26. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved koncentrationen af THP og chelateringsmiddel i systemet er fra 0,1 til 50 vægt-%. 27. Fremgangsmåde ifølge krav 26, hvorved koncentrationen af THP og chelateringsmiddel i systemet er fra 3 til 10 vægt-%. 28. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved THP, aminophos-phonat eller -carboxylat og carboxylsyre sættes til systemet som en fast blanding. 29. Fremgangsmåde ifølge krav 28, hvorved den faste blanding er absorberet i eller blandet med en indifferent fast bærer eller fortyndingsmiddel omfattende silica, talkum, zeolit, bentonit, natriumsulfat, en fast carboxylsyre eller porøse keramiske perler. 30. Fremgangsmåde ifølge krav 31, hvorved den faste carboxylsyre er adipinsyre. 31. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved opløsningen yderligere indeholder et overfladeaktivt middel. 32. Fremgangsmåde ifølge krav 31, hvorved det overfladeaktive middel er et anionisk overfladeaktivt middel. 33. Fremgangsmåde ifølge krav 31, hvorved det overfladeaktive middel er et ikke-ionisk overfladeaktivt middel. 34. Fremgangsmåde ifølge krav 31, hvorved det overfladeaktive middel er et amfotert overfladeaktivt middel. 35. Fremgangsmåde ifølge krav 32, hvorved det overfladeaktive middel er et kationisk overfladeaktivt middel. 36. Fremgangsmåde ifølge ethvert af kravene 31 til 35, hvorved det overfladeaktive middel omfatter en blanding af to eller flere anioniske, ikke-ioniske, kationiske og/eller amfotere overfladeaktive midler. 37. Fremgangsmåde ifølge ethvert af kravene 31 til 36, hvorved THP og det overfladeaktive middel er til stede i en relativ vægtkoncentration fra 1:1000 til 1000:1. 38. Fremgangsmåde ifølge krav 37, hvorved THP og det overfladeaktive middel er til stede i en relativ vægtkoncentration fra 2:1 til 15:1. 39. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved opløsningen yderligere kan indeholde biocider, vand-dispergeringsmidler, emulsionsbrydende midler, skumdæmpende midler, opløsningsmidler, afsætningsinhibitorer, korrosionsinhibitorer, oxygenbindende midler, flokkuleringsmidler og/eller ikke-overfladeaktive biopenetran-ter. 40. Fremgangsmåde ifølge krav 39, hvorved den ikke-overfladeaktive biopenetrant er en kvaternær ammoniumpolymer eller -copolymer. 41. Fremgangsmåde ifølge krav 39, hvorved den ikke-overfladeaktive biopenetrant er en hydrotrop. 42. Fremgangsmåde ifølge krav 3, hvorved korrosionsinhibitoren er 1-hydroxyethan-1,1 -diphosphonsyre. 43. Fremgangsmåde ifølge ethvert af kravene 39 til 42, hvorved den ikke-overflade-aktive biopenetrant er til stede i en andel på mindre end 50 vægt-%, baseret på vægten af THP. 44. Fremgangsmåde ifølge krav 43, hvorved den ikke-overfladeaktive biopenetrant er til stede i en andel på mindre end 5 vægt-%, baseret på vægten af THP. 45. Fremgangsmåde ifølge ethvert af de foregående krav, hvorved phosphorforbindel-sen er et THP+-salt. 46. Fremgangsmåde ifølge krav 45, hvorved THP+-saltet er THP-chlorid, THP-phos-phat eller THP-sulfat.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0017675 | 2000-07-20 | ||
| GBGB0017675.0A GB0017675D0 (en) | 2000-07-20 | 2000-07-20 | Treatment of iron sulphide deposits |
| GB0103139 | 2001-07-10 | ||
| PCT/GB2001/003139 WO2002008127A1 (en) | 2000-07-20 | 2001-07-10 | Treatment of iron sulphide deposits |
Publications (2)
| Publication Number | Publication Date |
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| DK200300053A true DK200300053A (da) | 2003-03-13 |
| DK176837B1 DK176837B1 (da) | 2009-11-23 |
Family
ID=9895922
Family Applications (1)
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| DK200300053A DK176837B1 (da) | 2000-07-20 | 2003-01-20 | Fremgangsmåde til behandling af et vandsystem |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6926836B2 (da) |
| CN (1) | CN1301919C (da) |
| AU (2) | AU2001270801B8 (da) |
| BR (1) | BR0112574B1 (da) |
| CA (1) | CA2416465C (da) |
| DK (1) | DK176837B1 (da) |
| EC (1) | ECSP034441A (da) |
| GB (2) | GB0017675D0 (da) |
| MX (1) | MXPA03000570A (da) |
| NO (1) | NO324367B1 (da) |
| RU (1) | RU2281919C2 (da) |
| WO (1) | WO2002008127A1 (da) |
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| GB0324238D0 (en) * | 2003-10-16 | 2003-11-19 | Rhodia Consumer Specialities L | Formulation for corrosion and scale inhibition |
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-
2000
- 2000-07-20 GB GBGB0017675.0A patent/GB0017675D0/en not_active Ceased
-
2001
- 2001-07-10 MX MXPA03000570A patent/MXPA03000570A/es active IP Right Grant
- 2001-07-10 AU AU2001270801A patent/AU2001270801B8/en not_active Expired
- 2001-07-10 CA CA002416465A patent/CA2416465C/en not_active Expired - Lifetime
- 2001-07-10 BR BRPI0112574-5A patent/BR0112574B1/pt active IP Right Grant
- 2001-07-10 CN CNB018157971A patent/CN1301919C/zh not_active Expired - Lifetime
- 2001-07-10 GB GB0301295A patent/GB2379440B/en not_active Expired - Lifetime
- 2001-07-10 WO PCT/GB2001/003139 patent/WO2002008127A1/en not_active Ceased
- 2001-07-10 AU AU7080101A patent/AU7080101A/xx active Pending
- 2001-07-10 RU RU2003104975/15A patent/RU2281919C2/ru active
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2003
- 2003-01-16 US US10/345,720 patent/US6926836B2/en not_active Expired - Lifetime
- 2003-01-17 NO NO20030230A patent/NO324367B1/no not_active IP Right Cessation
- 2003-01-20 DK DK200300053A patent/DK176837B1/da not_active IP Right Cessation
- 2003-01-20 EC EC2003004441A patent/ECSP034441A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU2001270801B8 (en) | 2006-03-02 |
| US6926836B2 (en) | 2005-08-09 |
| GB0017675D0 (en) | 2000-09-06 |
| RU2281919C2 (ru) | 2006-08-20 |
| GB2379440A (en) | 2003-03-12 |
| NO324367B1 (no) | 2007-10-01 |
| AU2001270801B2 (en) | 2005-11-03 |
| ECSP034441A (es) | 2003-07-25 |
| AU7080101A (en) | 2002-02-05 |
| WO2002008127A1 (en) | 2002-01-31 |
| CA2416465A1 (en) | 2002-01-31 |
| MXPA03000570A (es) | 2004-04-05 |
| CN1458907A (zh) | 2003-11-26 |
| US20030226808A1 (en) | 2003-12-11 |
| GB2379440B (en) | 2003-10-15 |
| CA2416465C (en) | 2009-09-15 |
| CN1301919C (zh) | 2007-02-28 |
| BR0112574B1 (pt) | 2013-05-21 |
| BR0112574A (pt) | 2005-02-01 |
| GB0301295D0 (en) | 2003-02-19 |
| NO20030230L (no) | 2003-03-12 |
| NO20030230D0 (no) | 2003-01-17 |
| DK176837B1 (da) | 2009-11-23 |
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Expiry date: 20210710 |