BE470260A - - Google Patents

Info

Publication number: BE470260A
Authority: BE; Belgium
Prior art keywords: sep; dye; liquor; acid; coloring
Prior art date

Application number

Other languages

English (en)

French (fr)

Publication of BE470260A publication Critical patent/BE470260A/fr

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OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 137
239000000975 dye Substances 0.000 claims description 120
238000004040 coloring Methods 0.000 claims description 73
239000003086 colorant Substances 0.000 claims description 47
239000002253 acid Substances 0.000 claims description 45
239000003463 adsorbent Substances 0.000 claims description 33
239000002699 waste material Substances 0.000 claims description 27
229910052799 carbon Inorganic materials 0.000 claims description 26
238000000034 method Methods 0.000 claims description 26
238000004043 dyeing Methods 0.000 claims description 25
238000011084 recovery Methods 0.000 claims description 22
239000003153 chemical reaction reagent Substances 0.000 claims description 20
230000008569 process Effects 0.000 claims description 20
239000002904 solvent Substances 0.000 claims description 19
239000000203 mixture Substances 0.000 claims description 12
239000000047 product Substances 0.000 claims description 11
239000000982 direct dye Substances 0.000 claims description 10
229910052500 inorganic mineral Inorganic materials 0.000 claims description 9
239000011707 mineral Substances 0.000 claims description 9
238000002360 preparation method Methods 0.000 claims description 9
238000001179 sorption measurement Methods 0.000 claims description 9
239000000980 acid dye Substances 0.000 claims description 8
238000000926 separation method Methods 0.000 claims description 8
ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 claims description 7
239000003960 organic solvent Substances 0.000 claims description 7
230000020477 pH reduction Effects 0.000 claims description 7
239000000984 vat dye Substances 0.000 claims description 7
XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 6
239000000988 sulfur dye Substances 0.000 claims description 6
KJCVRFUGPWSIIH-UHFFFAOYSA-N 1-naphthol Chemical compound C1=CC=C2C(O)=CC=CC2=C1 KJCVRFUGPWSIIH-UHFFFAOYSA-N 0.000 claims description 5
LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 5
230000001476 alcoholic effect Effects 0.000 claims description 5
238000003756 stirring Methods 0.000 claims description 5
OJVAMHKKJGICOG-UHFFFAOYSA-N 2,5-hexanedione Chemical compound CC(=O)CCC(C)=O OJVAMHKKJGICOG-UHFFFAOYSA-N 0.000 claims description 4
XLLIQLLCWZCATF-UHFFFAOYSA-N 2-methoxyethyl acetate Chemical compound COCCOC(C)=O XLLIQLLCWZCATF-UHFFFAOYSA-N 0.000 claims description 4
235000011054 acetic acid Nutrition 0.000 claims description 4
SWXVUIWOUIDPGS-UHFFFAOYSA-N diacetone alcohol Chemical compound CC(=O)CC(C)(C)O SWXVUIWOUIDPGS-UHFFFAOYSA-N 0.000 claims description 4
150000007524 organic acids Chemical class 0.000 claims description 4
239000000981 basic dye Substances 0.000 claims description 3
235000019253 formic acid Nutrition 0.000 claims description 3
LZDKZFUFMNSQCJ-UHFFFAOYSA-N 1,2-diethoxyethane Chemical compound CCOCCOCC LZDKZFUFMNSQCJ-UHFFFAOYSA-N 0.000 claims description 2
RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 2
SVONRAPFKPVNKG-UHFFFAOYSA-N 2-ethoxyethyl acetate Chemical compound CCOCCOC(C)=O SVONRAPFKPVNKG-UHFFFAOYSA-N 0.000 claims description 2
IKCQWKJZLSDDSS-UHFFFAOYSA-N 2-formyloxyethyl formate Chemical compound O=COCCOC=O IKCQWKJZLSDDSS-UHFFFAOYSA-N 0.000 claims description 2
239000012932 acetate dye Substances 0.000 claims description 2
150000001243 acetic acids Chemical class 0.000 claims description 2
239000006185 dispersion Substances 0.000 claims description 2
150000004674 formic acids Chemical class 0.000 claims description 2
239000013557 residual solvent Substances 0.000 claims description 2
239000006227 byproduct Substances 0.000 claims 2
FPZWZCWUIYYYBU-UHFFFAOYSA-N 2-(2-ethoxyethoxy)ethyl acetate Chemical compound CCOCCOCCOC(C)=O FPZWZCWUIYYYBU-UHFFFAOYSA-N 0.000 claims 1
POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims 1
SZIFAVKTNFCBPC-UHFFFAOYSA-N 2-chloroethanol Chemical compound OCCCl SZIFAVKTNFCBPC-UHFFFAOYSA-N 0.000 claims 1
125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims 1
WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims 1
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
-1 propyl alcohols Chemical class 0.000 claims 1
239000000243 solution Substances 0.000 description 105
238000001914 filtration Methods 0.000 description 29
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 23
239000007787 solid Substances 0.000 description 21
210000002268 wool Anatomy 0.000 description 17
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 15
239000007864 aqueous solution Substances 0.000 description 14
239000000463 material Substances 0.000 description 14
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
238000007792 addition Methods 0.000 description 12
238000005352 clarification Methods 0.000 description 12
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 10
RGCKGOZRHPZPFP-UHFFFAOYSA-N Alizarin Natural products C1=CC=C2C(=O)C3=C(O)C(O)=CC=C3C(=O)C2=C1 RGCKGOZRHPZPFP-UHFFFAOYSA-N 0.000 description 9
HFVAFDPGUJEFBQ-UHFFFAOYSA-M alizarin red S Chemical compound [Na+].O=C1C2=CC=CC=C2C(=O)C2=C1C=C(S([O-])(=O)=O)C(O)=C2O HFVAFDPGUJEFBQ-UHFFFAOYSA-M 0.000 description 9
239000000126 substance Substances 0.000 description 9
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 8
150000007513 acids Chemical class 0.000 description 8
238000003801 milling Methods 0.000 description 8
229910052938 sodium sulfate Inorganic materials 0.000 description 8
235000011152 sodium sulphate Nutrition 0.000 description 8
229920002301 cellulose acetate Polymers 0.000 description 7
230000000694 effects Effects 0.000 description 7
QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 6
230000009471 action Effects 0.000 description 5
150000001768 cations Chemical class 0.000 description 5
150000003839 salts Chemical class 0.000 description 5
239000000725 suspension Substances 0.000 description 5
SJEYSFABYSGQBG-UHFFFAOYSA-M Patent blue Chemical compound [Na+].C1=CC(N(CC)CC)=CC=C1C(C=1C(=CC(=CC=1)S([O-])(=O)=O)S([O-])(=O)=O)=C1C=CC(=[N+](CC)CC)C=C1 SJEYSFABYSGQBG-UHFFFAOYSA-M 0.000 description 4
238000009825 accumulation Methods 0.000 description 4
229960001506 brilliant green Drugs 0.000 description 4
HXCILVUBKWANLN-UHFFFAOYSA-N brilliant green cation Chemical compound C1=CC(N(CC)CC)=CC=C1C(C=1C=CC=CC=1)=C1C=CC(=[N+](CC)CC)C=C1 HXCILVUBKWANLN-UHFFFAOYSA-N 0.000 description 4
230000008030 elimination Effects 0.000 description 4
238000003379 elimination reaction Methods 0.000 description 4
ANRHNWWPFJCPAZ-UHFFFAOYSA-M thionine Chemical compound [Cl-].C1=CC(N)=CC2=[S+]C3=CC(N)=CC=C3N=C21 ANRHNWWPFJCPAZ-UHFFFAOYSA-M 0.000 description 4
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
230000002378 acidificating effect Effects 0.000 description 3
230000007423 decrease Effects 0.000 description 3
235000020094 liqueur Nutrition 0.000 description 3
238000002156 mixing Methods 0.000 description 3
DXKDBQWDRGRKGC-UHFFFAOYSA-M sodium;5-chloro-2-[3-methyl-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]-5-oxo-4h-pyrazol-1-yl]benzenesulfonate Chemical compound [Na+].CC1=NN(C=2C(=CC(Cl)=CC=2)S([O-])(=O)=O)C(=O)C1N=NC(C=C1)=CC=C1OS(=O)(=O)C1=CC=C(C)C=C1 DXKDBQWDRGRKGC-UHFFFAOYSA-M 0.000 description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 2
229920000297 Rayon Polymers 0.000 description 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 2
239000003513 alkali Substances 0.000 description 2
229920002678 cellulose Polymers 0.000 description 2
239000001913 cellulose Substances 0.000 description 2
238000005260 corrosion Methods 0.000 description 2
230000007797 corrosion Effects 0.000 description 2
230000008878 coupling Effects 0.000 description 2
238000010168 coupling process Methods 0.000 description 2
238000005859 coupling reaction Methods 0.000 description 2
238000010586 diagram Methods 0.000 description 2
239000004744 fabric Substances 0.000 description 2
230000005484 gravity Effects 0.000 description 2
KQSBZNJFKWOQQK-UHFFFAOYSA-N hystazarin Natural products O=C1C2=CC=CC=C2C(=O)C2=C1C=C(O)C(O)=C2 KQSBZNJFKWOQQK-UHFFFAOYSA-N 0.000 description 2
230000006872 improvement Effects 0.000 description 2
238000009434 installation Methods 0.000 description 2
BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
150000007522 mineralic acids Chemical class 0.000 description 2
230000007935 neutral effect Effects 0.000 description 2
BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
239000002964 rayon Substances 0.000 description 2
230000007420 reactivation Effects 0.000 description 2
229920006395 saturated elastomer Polymers 0.000 description 2
238000005204 segregation Methods 0.000 description 2
239000011780 sodium chloride Substances 0.000 description 2
239000004753 textile Substances 0.000 description 2
238000005406 washing Methods 0.000 description 2
SBASXUCJHJRPEV-UHFFFAOYSA-N 2-(2-methoxyethoxy)ethanol Chemical compound COCCOCCO SBASXUCJHJRPEV-UHFFFAOYSA-N 0.000 description 1
QCDWFXQBSFUVSP-UHFFFAOYSA-N 2-phenoxyethanol Chemical compound OCCOC1=CC=CC=C1 QCDWFXQBSFUVSP-UHFFFAOYSA-N 0.000 description 1
CUZKCNWZBXLAJX-UHFFFAOYSA-N 2-phenylmethoxyethanol Chemical compound OCCOCC1=CC=CC=C1 CUZKCNWZBXLAJX-UHFFFAOYSA-N 0.000 description 1
PMYDPQQPEAYXKD-UHFFFAOYSA-N 3-hydroxy-n-naphthalen-2-ylnaphthalene-2-carboxamide Chemical compound C1=CC=CC2=CC(NC(=O)C3=CC4=CC=CC=C4C=C3O)=CC=C21 PMYDPQQPEAYXKD-UHFFFAOYSA-N 0.000 description 1
OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
239000004215 Carbon black (E152) Substances 0.000 description 1
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 1
241000220317 Rosa Species 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
UWHCKJMYHZGTIT-UHFFFAOYSA-N Tetraethylene glycol, Natural products OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 1
241000209140 Triticum Species 0.000 description 1
235000021307 Triticum Nutrition 0.000 description 1
241001074037 Virginia Species 0.000 description 1
239000002250 absorbent Substances 0.000 description 1
230000002745 absorbent Effects 0.000 description 1
239000003929 acidic solution Substances 0.000 description 1
239000005456 alcohol based solvent Substances 0.000 description 1
239000002585 base Substances 0.000 description 1
210000000941 bile Anatomy 0.000 description 1
210000000988 bone and bone Anatomy 0.000 description 1
239000003518 caustics Substances 0.000 description 1
239000003610 charcoal Substances 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
239000003251 chemically resistant material Substances 0.000 description 1
238000001246 colloidal dispersion Methods 0.000 description 1
238000011109 contamination Methods 0.000 description 1
230000001186 cumulative effect Effects 0.000 description 1
238000006193 diazotization reaction Methods 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
FPAYXBWMYIMERV-UHFFFAOYSA-L disodium;5-methyl-2-[[4-(4-methyl-2-sulfonatoanilino)-9,10-dioxoanthracen-1-yl]amino]benzenesulfonate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)C1=CC(C)=CC=C1NC(C=1C(=O)C2=CC=CC=C2C(=O)C=11)=CC=C1NC1=CC=C(C)C=C1S([O-])(=O)=O FPAYXBWMYIMERV-UHFFFAOYSA-L 0.000 description 1
GRWZHXKQBITJKP-UHFFFAOYSA-N dithionous acid Chemical compound OS(=O)S(O)=O GRWZHXKQBITJKP-UHFFFAOYSA-N 0.000 description 1
239000010919 dye waste Substances 0.000 description 1
150000002148 esters Chemical class 0.000 description 1
RAHHITDKGXOSCO-UHFFFAOYSA-N ethene;hydrochloride Chemical compound Cl.C=C RAHHITDKGXOSCO-UHFFFAOYSA-N 0.000 description 1
VYXSBFYARXAAKO-UHFFFAOYSA-N ethyl 2-[3-(ethylamino)-6-ethylimino-2,7-dimethylxanthen-9-yl]benzoate;hydron;chloride Chemical compound [Cl-].C1=2C=C(C)C(NCC)=CC=2OC2=CC(=[NH+]CC)C(C)=CC2=C1C1=CC=CC=C1C(=O)OCC VYXSBFYARXAAKO-UHFFFAOYSA-N 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
239000012065 filter cake Substances 0.000 description 1
239000011521 glass Substances 0.000 description 1
230000003760 hair shine Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000002430 hydrocarbons Chemical class 0.000 description 1
235000019239 indanthrene blue RS Nutrition 0.000 description 1
UHOKSCJSTAHBSO-UHFFFAOYSA-N indanthrone blue Chemical compound C1=CC=C2C(=O)C3=CC=C4NC5=C6C(=O)C7=CC=CC=C7C(=O)C6=CC=C5NC4=C3C(=O)C2=C1 UHOKSCJSTAHBSO-UHFFFAOYSA-N 0.000 description 1
239000003317 industrial substance Substances 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
239000010977 jade Substances 0.000 description 1
150000002576 ketones Chemical group 0.000 description 1
239000007788 liquid Substances 0.000 description 1
230000014759 maintenance of location Effects 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
CXKWCBBOMKCUKX-UHFFFAOYSA-M methylene blue Chemical compound [Cl-].C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 CXKWCBBOMKCUKX-UHFFFAOYSA-M 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
APVPOHHVBBYQAV-UHFFFAOYSA-N n-(4-aminophenyl)sulfonyloctadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NS(=O)(=O)C1=CC=C(N)C=C1 APVPOHHVBBYQAV-UHFFFAOYSA-N 0.000 description 1
235000014571 nuts Nutrition 0.000 description 1
239000002674 ointment Substances 0.000 description 1
239000002245 particle Substances 0.000 description 1
238000005086 pumping Methods 0.000 description 1
230000009467 reduction Effects 0.000 description 1
230000008929 regeneration Effects 0.000 description 1
238000011069 regeneration method Methods 0.000 description 1
229920005989 resin Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
230000001932 seasonal effect Effects 0.000 description 1
239000011734 sodium Substances 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
WYLWMAWLDZBLRN-UHFFFAOYSA-M sodium;4-[3-methyl-4-[[4-methyl-3-(phenylsulfamoyl)phenyl]diazenyl]-5-oxo-4h-pyrazol-1-yl]benzenesulfonate Chemical compound [Na+].CC1=NN(C=2C=CC(=CC=2)S([O-])(=O)=O)C(=O)C1N=NC(C=1)=CC=C(C)C=1S(=O)(=O)NC1=CC=CC=C1 WYLWMAWLDZBLRN-UHFFFAOYSA-M 0.000 description 1
239000002594 sorbent Substances 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
229910021653 sulphate ion Inorganic materials 0.000 description 1
239000001117 sulphuric acid Substances 0.000 description 1
235000011149 sulphuric acid Nutrition 0.000 description 1
239000006228 supernatant Substances 0.000 description 1
239000013589 supplement Substances 0.000 description 1
230000008961 swelling Effects 0.000 description 1
ZUHZGEOKBKGPSW-UHFFFAOYSA-N tetraglyme Chemical compound COCCOCCOCCOCCOC ZUHZGEOKBKGPSW-UHFFFAOYSA-N 0.000 description 1
MPCYPRXRVWZKGF-UHFFFAOYSA-J tetrasodium 5-amino-3-[[4-[4-[(8-amino-1-hydroxy-3,6-disulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]-4-hydroxynaphthalene-2,7-disulfonate Chemical compound [Na+].[Na+].[Na+].[Na+].C1=C(S([O-])(=O)=O)C=C2C=C(S([O-])(=O)=O)C(N=NC3=CC=C(C=C3)C3=CC=C(C=C3)N=NC3=C(C=C4C=C(C=C(C4=C3O)N)S([O-])(=O)=O)S([O-])(=O)=O)=C(O)C2=C1N MPCYPRXRVWZKGF-UHFFFAOYSA-J 0.000 description 1
239000002023 wood Substances 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon

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Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Analytical Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Inorganic Chemistry (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Water Treatment By Sorption (AREA)
Treatment Of Liquids With Adsorbents In General (AREA)

BE470260D BE470260A (de)

Publications (1)

Publication Number	Publication Date
BE470260A true BE470260A (de)

Family

ID=120482

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE470260D BE470260A (de)

Country Status (1)

Country	Link
BE (1)	BE470260A (de)

0
- BE BE470260D patent/BE470260A/fr unknown

Publication	Publication Date	Title
EP0040873B2 (de)	1986-11-12	Verfahren zur Regenerierung von Altpapier
EP0595861B1 (de)	1998-03-11	Verfahren zur herstellung einer wassrigen losung von natriumchlorid
BE470260A (de)
FR2624881A1 (fr)	1989-06-23	Procede de traitement des minerais, en particulier pour l'extraction du tungstene, tungstene et articles en tungstene obtenus a l'aide de ce procede
CN101503866A (zh)	2009-08-12	以离子液体为溶剂的纤维素纤维制备中溶剂的回收方法
JP3008310B2 (ja)	2000-02-14	Ｎ−メチルモルホリン−ｎ−オキシド溶液の精製方法
WO2025132760A1 (fr)	2025-06-26	Utilisation d'un solvant eutectique profond pour la décoloration d'au moins un matériau textile coloré et procédé de décoloration d'au moins un matériau textile coloré mettant en oeuvre un solvant eutectique profond
EP0125163B1 (de)	1987-07-01	Behandlung der in den Kaustifizierungszyklus des Kraftverfahrens eintretenden Laugen im Hinblick auf eine weitere Verwendung des Calciumcarbonats
US3099626A (en)	1963-07-30	Sweetener for dry cleaners' solvents
US2318919A (en)	1943-05-11	Treatment of waste liquor
EP0086118B1 (de)	1986-04-09	Verfahren zur Reinigung von Nassverfahrensphosphorsäure
CN106315709B (zh)	2020-02-18	一种制浆碱回收白液的净化方法及应用
EP2553112A2 (de)	2013-02-06	Verfahren zur gewinnung eines fermentierbaren produkts aus kontaminierter lignocellulosischer biomasse
US2445323A (en)	1948-07-20	Method of recovering spent dye liquors by treatment with activated carbon and product thereof
CN108503084B (zh)	2019-09-20	一种脱色树脂再生废液的处理工艺
FR2608145A1 (fr)	1988-06-17	Procede de fabrication d'hypochlorite de calcium et produit obtenu par ce procede
EP0528012A1 (de)	1993-02-24	Träger aus plazlicher Herkunft für die Adsorption von Verunreinigungen in wässerigem Medium
EP0759889A1 (de)	1997-03-05	Verfahren zur verwertung eines schwermetalle enthaltenden und sauren abwassers
FR2549390A1 (fr)	1985-01-25	Procede de retention d'un corps dissous dans une solution
JP2001179006A (ja)	2001-07-03	塗料含有シンナー用再生処理剤
CN111704207B (zh)	2022-11-22	一种果胶废水的处理工艺
BE377575A (de)
US2887451A (en)	1959-05-19	Separation process using fly ash
ALBORZI et al.	2015	Removal of Eosin B from Water Samples by Cloud Point Extraction Using Triton X-100 as Nonionic Surfactant
WO2025052074A1 (fr)	2025-03-13	Recyclage de cations lithium dans les tamis moléculaires

BE470260A - - Google Patents

Info

Links

Classifications

Landscapes

Publications (1)

Family

ID=120482

Family Applications (1)

Country Status (1)

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