RO120090B1 - Procedeu de tratare a zăcămintelor de ţiţei şi gaze - Google Patents

Procedeu de tratare a zăcămintelor de ţiţei şi gaze Download PDF

Info

Publication number: RO120090B1
Authority: RO; Romania
Prior art keywords: process according; composition; agent; ether; oil
Prior art date: 1995-01-19

Application number

RO97-01330A

Other languages

English (en)

Romanian (ro)

Inventor

Richard George Chapman

Ian Ralph Collins

Stephen Paul Goodwin

Andrew Richard Lucy

Nevin John Stewart

Original Assignee

Bp Chemicals Limited

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1995-01-19

Filing date

1996-01-11

Publication date

2005-08-30

1995-01-19 Priority claimed from GBGB9501021.1A external-priority patent/GB9501021D0/en

1995-06-07 Priority claimed from GBGB9511487.2A external-priority patent/GB9511487D0/en

1996-01-11 Application filed by Bp Chemicals Limited filed Critical Bp Chemicals Limited

2005-08-30 Publication of RO120090B1 publication Critical patent/RO120090B1/ro

Links

238000000034 method Methods 0.000 title claims abstract description 49
230000008569 process Effects 0.000 title claims abstract description 47
239000000203 mixture Substances 0.000 claims abstract description 142
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 71
239000000126 substance Substances 0.000 claims abstract description 40
239000004094 surface-active agent Substances 0.000 claims abstract description 38
230000015572 biosynthetic process Effects 0.000 claims abstract description 33
238000005755 formation reaction Methods 0.000 claims abstract description 33
239000011435 rock Substances 0.000 claims abstract description 21
238000004519 manufacturing process Methods 0.000 claims abstract description 8
238000001179 sorption measurement Methods 0.000 claims abstract description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 39
239000003795 chemical substances by application Substances 0.000 claims description 32
239000003921 oil Substances 0.000 claims description 31
238000000605 extraction Methods 0.000 claims description 25
239000007789 gas Substances 0.000 claims description 23
239000003112 inhibitor Substances 0.000 claims description 23
239000013535 sea water Substances 0.000 claims description 18
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
239000000047 product Substances 0.000 claims description 13
239000000523 sample Substances 0.000 claims description 10
125000004432 carbon atom Chemical group C* 0.000 claims description 9
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
238000005237 degreasing agent Methods 0.000 claims description 8
206010039509 Scab Diseases 0.000 claims description 7
230000007797 corrosion Effects 0.000 claims description 7
238000005260 corrosion Methods 0.000 claims description 7
238000007789 sealing Methods 0.000 claims description 7
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical group S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 5
125000000217 alkyl group Chemical group 0.000 claims description 5
239000012736 aqueous medium Substances 0.000 claims description 5
239000013527 degreasing agent Substances 0.000 claims description 5
230000000694 effects Effects 0.000 claims description 5
230000002401 inhibitory effect Effects 0.000 claims description 5
238000002347 injection Methods 0.000 claims description 5
239000007924 injection Substances 0.000 claims description 5
125000004433 nitrogen atom Chemical group N* 0.000 claims description 5
239000002904 solvent Substances 0.000 claims description 5
LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 4
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 4
239000002253 acid Substances 0.000 claims description 4
239000007864 aqueous solution Substances 0.000 claims description 4
239000006227 byproduct Substances 0.000 claims description 4
239000011575 calcium Substances 0.000 claims description 4
229910052791 calcium Inorganic materials 0.000 claims description 4
230000008021 deposition Effects 0.000 claims description 4
239000002270 dispersing agent Substances 0.000 claims description 4
JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 4
ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphonic acid group Chemical group P(O)(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims description 4
DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 claims description 3
125000001931 aliphatic group Chemical group 0.000 claims description 3
229910052788 barium Inorganic materials 0.000 claims description 3
DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 3
125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 claims description 3
UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 claims description 3
229920000642 polymer Polymers 0.000 claims description 3
FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 claims description 2
FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims description 2
150000007513 acids Chemical class 0.000 claims description 2
239000006184 cosolvent Substances 0.000 claims description 2
239000004310 lactic acid Substances 0.000 claims description 2
235000014655 lactic acid Nutrition 0.000 claims description 2
YACKEPLHDIMKIO-UHFFFAOYSA-N methylphosphonic acid Chemical group CP(O)(O)=O YACKEPLHDIMKIO-UHFFFAOYSA-N 0.000 claims description 2
239000000178 monomer Substances 0.000 claims description 2
125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 2
239000011975 tartaric acid Substances 0.000 claims description 2
235000002906 tartaric acid Nutrition 0.000 claims description 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims 2
229910000037 hydrogen sulfide Inorganic materials 0.000 claims 2
DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 claims 1
MQNVHUZWFZKETG-UHFFFAOYSA-N P1(OCCCCCO1)=O.NCCNCCN Chemical compound P1(OCCCCCO1)=O.NCCNCCN MQNVHUZWFZKETG-UHFFFAOYSA-N 0.000 claims 1
229910000147 aluminium phosphate Inorganic materials 0.000 claims 1
CREXVNNSNOKDHW-UHFFFAOYSA-N azaniumylideneazanide Chemical group N[N] CREXVNNSNOKDHW-UHFFFAOYSA-N 0.000 claims 1
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims 1
239000008399 tap water Substances 0.000 claims 1
235000020679 tap water Nutrition 0.000 claims 1
239000002455 scale inhibitor Substances 0.000 abstract 2
239000003129 oil well Substances 0.000 abstract 1
238000009472 formulation Methods 0.000 description 88
239000012071 phase Substances 0.000 description 37
239000010779 crude oil Substances 0.000 description 18
238000002474 experimental method Methods 0.000 description 12
-1 aliphatic phosphonic acids Chemical class 0.000 description 11
239000011162 core material Substances 0.000 description 10
239000011148 porous material Substances 0.000 description 10
238000010438 heat treatment Methods 0.000 description 7
239000001993 wax Substances 0.000 description 7
WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 6
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
239000011521 glass Substances 0.000 description 6
239000004576 sand Substances 0.000 description 6
239000000243 solution Substances 0.000 description 6
150000001875 compounds Chemical class 0.000 description 5
238000007906 compression Methods 0.000 description 5
230000006835 compression Effects 0.000 description 5
238000003756 stirring Methods 0.000 description 5
238000007792 addition Methods 0.000 description 4
230000008859 change Effects 0.000 description 4
230000000875 corresponding effect Effects 0.000 description 4
230000005764 inhibitory process Effects 0.000 description 4
238000012360 testing method Methods 0.000 description 4
230000009466 transformation Effects 0.000 description 4
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
239000008346 aqueous phase Substances 0.000 description 3
239000012530 fluid Substances 0.000 description 3
RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 3
239000004615 ingredient Substances 0.000 description 3
239000007788 liquid Substances 0.000 description 3
239000002609 medium Substances 0.000 description 3
NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 description 3
HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 description 2
HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
244000000626 Daucus carota Species 0.000 description 2
235000002767 Daucus carota Nutrition 0.000 description 2
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
TTZMPOZCBFTTPR-UHFFFAOYSA-N O=P1OCO1 Chemical compound O=P1OCO1 TTZMPOZCBFTTPR-UHFFFAOYSA-N 0.000 description 2
229910000831 Steel Inorganic materials 0.000 description 2
230000002378 acidificating effect Effects 0.000 description 2
150000008044 alkali metal hydroxides Chemical class 0.000 description 2
125000004103 aminoalkyl group Chemical group 0.000 description 2
238000004140 cleaning Methods 0.000 description 2
OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
239000012153 distilled water Substances 0.000 description 2
239000000839 emulsion Substances 0.000 description 2
150000002170 ethers Chemical class 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
239000003208 petroleum Substances 0.000 description 2
125000005499 phosphonyl group Chemical group 0.000 description 2
230000009467 reduction Effects 0.000 description 2
150000003839 salts Chemical class 0.000 description 2
239000010959 steel Substances 0.000 description 2
SBGFNHWKIOFPRM-UHFFFAOYSA-N 1-[2-(2-hydroxyethoxy)ethoxy]hexan-2-ol Chemical compound CCCCC(O)COCCOCCO SBGFNHWKIOFPRM-UHFFFAOYSA-N 0.000 description 1
125000000022 2-aminoethyl group Chemical group [H]C([*])([H])C([H])([H])N([H])[H] 0.000 description 1
125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
AGNTUZCMJBTHOG-UHFFFAOYSA-N 3-[3-(2,3-dihydroxypropoxy)-2-hydroxypropoxy]propane-1,2-diol Chemical compound OCC(O)COCC(O)COCC(O)CO AGNTUZCMJBTHOG-UHFFFAOYSA-N 0.000 description 1
239000004155 Chlorine dioxide Substances 0.000 description 1
239000005977 Ethylene Substances 0.000 description 1
SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 description 1
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
COLNVLDHVKWLRT-QMMMGPOBSA-N L-phenylalanine Chemical compound OC(=O)[C@@H](N)CC1=CC=CC=C1 COLNVLDHVKWLRT-QMMMGPOBSA-N 0.000 description 1
OUYCCCASQSFEME-QMMMGPOBSA-N L-tyrosine Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-QMMMGPOBSA-N 0.000 description 1
239000004952 Polyamide Substances 0.000 description 1
239000004698 Polyethylene Substances 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
150000001253 acrylic acids Chemical class 0.000 description 1
239000011149 active material Substances 0.000 description 1
239000008186 active pharmaceutical agent Substances 0.000 description 1
239000013543 active substance Substances 0.000 description 1
238000004220 aggregation Methods 0.000 description 1
230000002776 aggregation Effects 0.000 description 1
150000001299 aldehydes Chemical class 0.000 description 1
229910001854 alkali hydroxide Inorganic materials 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000005215 alkyl ethers Chemical class 0.000 description 1
125000003277 amino group Chemical group 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
229920006318 anionic polymer Polymers 0.000 description 1
239000010426 asphalt Substances 0.000 description 1
125000004429 atom Chemical group 0.000 description 1
230000000903 blocking effect Effects 0.000 description 1
239000012267 brine Substances 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
238000005266 casting Methods 0.000 description 1
235000019398 chlorine dioxide Nutrition 0.000 description 1
239000004927 clay Substances 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
239000012141 concentrate Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000002596 correlated effect Effects 0.000 description 1
230000006378 damage Effects 0.000 description 1
235000014113 dietary fatty acids Nutrition 0.000 description 1
MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
238000005553 drilling Methods 0.000 description 1
238000001035 drying Methods 0.000 description 1
238000001493 electron microscopy Methods 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
PQVSTLUFSYVLTO-UHFFFAOYSA-N ethyl n-ethoxycarbonylcarbamate Chemical compound CCOC(=O)NC(=O)OCC PQVSTLUFSYVLTO-UHFFFAOYSA-N 0.000 description 1
XOHQAXXZXMHLPT-UHFFFAOYSA-N ethyl(phosphonooxy)phosphinic acid Chemical compound CCP(O)(=O)OP(O)(O)=O XOHQAXXZXMHLPT-UHFFFAOYSA-N 0.000 description 1
239000005038 ethylene vinyl acetate Substances 0.000 description 1
229930195729 fatty acid Natural products 0.000 description 1
239000000194 fatty acid Substances 0.000 description 1
150000004665 fatty acids Chemical class 0.000 description 1
238000011049 filling Methods 0.000 description 1
239000013505 freshwater Substances 0.000 description 1
239000000446 fuel Substances 0.000 description 1
125000000524 functional group Chemical group 0.000 description 1
230000008570 general process Effects 0.000 description 1
229920000140 heteropolymer Polymers 0.000 description 1
239000008240 homogeneous mixture Substances 0.000 description 1
239000012456 homogeneous solution Substances 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
125000001183 hydrocarbyl group Chemical group 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
125000001165 hydrophobic group Chemical group 0.000 description 1
125000002768 hydroxyalkyl group Chemical group 0.000 description 1
125000002636 imidazolinyl group Chemical group 0.000 description 1
239000012535 impurity Substances 0.000 description 1
238000011065 in-situ storage Methods 0.000 description 1
238000009413 insulation Methods 0.000 description 1
238000002955 isolation Methods 0.000 description 1
150000002605 large molecules Chemical class 0.000 description 1
GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium hydroxide monohydrate Substances [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 description 1
229940040692 lithium hydroxide monohydrate Drugs 0.000 description 1
229920002521 macromolecule Polymers 0.000 description 1
230000014759 maintenance of location Effects 0.000 description 1
239000000463 material Substances 0.000 description 1
238000002156 mixing Methods 0.000 description 1
230000003472 neutralizing effect Effects 0.000 description 1
229910052757 nitrogen Inorganic materials 0.000 description 1
125000001117 oleyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])/C([H])=C([H])\C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
239000012188 paraffin wax Substances 0.000 description 1
239000002245 particle Substances 0.000 description 1
150000002978 peroxides Chemical class 0.000 description 1
150000002989 phenols Chemical class 0.000 description 1
COLNVLDHVKWLRT-UHFFFAOYSA-N phenylalanine Natural products OC(=O)C(N)CC1=CC=CC=C1 COLNVLDHVKWLRT-UHFFFAOYSA-N 0.000 description 1
125000005328 phosphinyl group Chemical group [PH2](=O)* 0.000 description 1
PTMHPRAIXMAOOB-UHFFFAOYSA-N phosphoramidic acid Chemical compound NP(O)(O)=O PTMHPRAIXMAOOB-UHFFFAOYSA-N 0.000 description 1
229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
229920000058 polyacrylate Polymers 0.000 description 1
229920002647 polyamide Polymers 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
BYTCDABWEGFPLT-UHFFFAOYSA-L potassium;sodium;dihydroxide Chemical compound [OH-].[OH-].[Na+].[K+] BYTCDABWEGFPLT-UHFFFAOYSA-L 0.000 description 1
238000011084 recovery Methods 0.000 description 1
238000007670 refining Methods 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
150000003384 small molecules Chemical class 0.000 description 1
PFUVRDFDKPNGAV-UHFFFAOYSA-N sodium peroxide Chemical compound [Na+].[Na+].[O-][O-] PFUVRDFDKPNGAV-UHFFFAOYSA-N 0.000 description 1
159000000000 sodium salts Chemical class 0.000 description 1
HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
239000007787 solid Substances 0.000 description 1
230000007928 solubilization Effects 0.000 description 1
238000005063 solubilization Methods 0.000 description 1
241000894007 species Species 0.000 description 1
238000013112 stability test Methods 0.000 description 1
239000004575 stone Substances 0.000 description 1
125000001424 substituent group Chemical group 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/54—Compositions for in situ inhibition of corrosion in boreholes or wells
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
- C09K8/524—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning organic depositions, e.g. paraffins or asphaltenes
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
- C09K8/528—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning inorganic depositions, e.g. sulfates or carbonates

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Agricultural Chemicals And Associated Chemicals (AREA)
Lubricants (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Extraction Or Liquid Replacement (AREA)
Cosmetics (AREA)
Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Physical Or Chemical Processes And Apparatus (AREA)
Liquid Carbonaceous Fuels (AREA)
Detergent Compositions (AREA)

RO97-01330A 1995-01-19 1996-01-11 Procedeu de tratare a zăcămintelor de ţiţei şi gaze RO120090B1 (ro)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GBGB9501021.1A GB9501021D0 (en)	1995-01-19	1995-01-19	Oil and gas field chemicals
GBGB9511487.2A GB9511487D0 (en)	1995-06-07	1995-06-07	Oil and gas field chemicals
PCT/GB1996/000045 WO1996022451A1 (en)	1995-01-19	1996-01-11	Oil and gas field chemicals

Publications (1)

Publication Number	Publication Date
RO120090B1 true RO120090B1 (ro)	2005-08-30

Family

ID=26306340

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
RO97-01330A RO120090B1 (ro)	1995-01-19	1996-01-11	Procedeu de tratare a zăcămintelor de ţiţei şi gaze

Country Status (22)

Country	Link
US (1)	US5690174A (2)
EP (1)	EP0800611B1 (2)
CN (1)	CN1080362C (2)
AR (1)	AR000757A1 (2)
AT (1)	ATE171511T1 (2)
AU (1)	AU695513B2 (2)
BR (1)	BR9606922A (2)
CA (1)	CA2210795C (2)
DE (1)	DE69600687T2 (2)
DK (1)	DK0800611T3 (2)
EA (1)	EA000073B1 (2)
FI (1)	FI108563B (2)
GE (1)	GEP20002336B (2)
HU (1)	HU221063B1 (2)
IN (1)	IN192172B (2)
MY (1)	MY115714A (2)
NO (1)	NO313714B1 (2)
NZ (1)	NZ298119A (2)
PL (1)	PL179771B1 (2)
RO (1)	RO120090B1 (2)
TR (1)	TR199700655T1 (2)
WO (1)	WO1996022451A1 (2)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
MY117988A (en) *	1995-10-03	2004-08-30	Nor Ind Inc	Cleaning compositions for oil and gas well, lines, casings, formations and equipment and methods of use
EP0886718B1 (en) *	1996-03-15	2001-11-28	BP Chemicals Limited	Oil and gas field chemicals
GB9615044D0 (en)	1996-07-17	1996-09-04	Bp Chem Int Ltd	Oil and gas field chemicals and their use
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1996
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- 1996-01-11 AT AT96900140T patent/ATE171511T1/de not_active IP Right Cessation
- 1996-01-11 HU HU9802427A patent/HU221063B1/hu not_active IP Right Cessation
- 1996-01-11 NZ NZ298119A patent/NZ298119A/xx not_active IP Right Cessation
- 1996-01-11 CN CN96192664A patent/CN1080362C/zh not_active Expired - Fee Related
- 1996-01-11 CA CA002210795A patent/CA2210795C/en not_active Expired - Fee Related
- 1996-01-11 RO RO97-01330A patent/RO120090B1/ro unknown
- 1996-01-11 DE DE69600687T patent/DE69600687T2/de not_active Expired - Fee Related
- 1996-01-11 AU AU43527/96A patent/AU695513B2/en not_active Ceased
- 1996-01-11 EP EP96900140A patent/EP0800611B1/en not_active Expired - Lifetime
- 1996-01-11 TR TR97/00655T patent/TR199700655T1/xx unknown
- 1996-01-11 GE GEAP19963847A patent/GEP20002336B/en unknown
- 1996-01-11 DK DK96900140T patent/DK0800611T3/da active
- 1996-01-11 BR BR9606922-8A patent/BR9606922A/pt not_active Application Discontinuation
- 1996-01-11 PL PL96321379A patent/PL179771B1/pl not_active IP Right Cessation
- 1996-01-11 EA EA199700103A patent/EA000073B1/ru not_active IP Right Cessation
- 1996-01-16 IN IN97DE1996 patent/IN192172B/en unknown
- 1996-01-17 US US08/586,324 patent/US5690174A/en not_active Expired - Fee Related
- 1996-01-19 AR ARP960101080A patent/AR000757A1/es unknown
- 1996-01-19 MY MYPI96000212A patent/MY115714A/en unknown
1997
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- 1997-07-18 FI FI973064A patent/FI108563B/fi active

Also Published As

Publication number	Publication date
TR199700655T1 (xx)	1998-02-21
FI973064A0 (fi)	1997-07-18
NO973282L (no)	1997-09-09
EP0800611A1 (en)	1997-10-15
GEP20002336B (en)	2000-12-25
FI973064L (fi)	1997-09-18
US5690174A (en)	1997-11-25
DE69600687T2 (de)	1999-02-18
ATE171511T1 (de)	1998-10-15
AR000757A1 (es)	1997-08-06
HUP9802427A3 (en)	1999-03-29
IN192172B (2)	2004-03-06
HUP9802427A2 (hu)	1999-02-01
DE69600687D1 (de)	1998-10-29
MY115714A (en)	2003-08-30
NO313714B1 (no)	2002-11-18
BR9606922A (pt)	2000-10-24
AU4352796A (en)	1996-08-07
EA000073B1 (ru)	1998-06-25
HU221063B1 (hu)	2002-07-29
PL321379A1 (en)	1997-12-08
CA2210795C (en)	2005-05-10
CN1080362C (zh)	2002-03-06
PL179771B1 (pl)	2000-10-31
NO973282D0 (no)	1997-07-15
FI108563B (fi)	2002-02-15
AU695513B2 (en)	1998-08-13
EA199700103A1 (ru)	1997-12-30
EP0800611B1 (en)	1998-09-23
CN1179196A (zh)	1998-04-15
NZ298119A (en)	1999-11-29
CA2210795A1 (en)	1996-07-25
WO1996022451A1 (en)	1996-07-25
DK0800611T3 (da)	1999-03-01

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