NO340776B1 - Fremgangsmåte for klaring av oljeholdig avløpsvann - Google Patents

Fremgangsmåte for klaring av oljeholdig avløpsvann Download PDF

Info

Publication number: NO340776B1
Authority: NO; Norway
Prior art keywords: approx; water; polyethyleneimine; hyperbranched; procedure according
Prior art date: 2005-06-23

Application number

NO20076539A

Other languages

English (en)

Norwegian (no)

Other versions

NO20076539L (no

Inventor

Maria B Manek

Michael J Howdeshell

Kirk E Wells

Hester A Clever

William K Stephenson

Original Assignee

Nalco Co

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.)

2005-06-23

Filing date

2007-12-18

Publication date

2017-06-19

2007-12-18 Application filed by Nalco Co filed Critical Nalco Co

2007-12-18 Publication of NO20076539L publication Critical patent/NO20076539L/no

2017-06-19 Publication of NO340776B1 publication Critical patent/NO340776B1/no

Links

238000000034 method Methods 0.000 title claims description 25
239000002351 wastewater Substances 0.000 title claims description 16
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 54
229920002873 Polyethylenimine Polymers 0.000 claims description 50
238000006243 chemical reaction Methods 0.000 claims description 19
IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 16
GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 13
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 11
239000005977 Ethylene Substances 0.000 claims description 11
125000002947 alkylene group Chemical group 0.000 claims description 11
238000010790 dilution Methods 0.000 claims description 8
239000012895 dilution Substances 0.000 claims description 8
238000010791 quenching Methods 0.000 claims description 7
239000003921 oil Substances 0.000 description 33
229920000642 polymer Polymers 0.000 description 16
239000000839 emulsion Substances 0.000 description 12
238000004519 manufacturing process Methods 0.000 description 9
239000000047 product Substances 0.000 description 8
239000000126 substance Substances 0.000 description 8
-1 greases Substances 0.000 description 7
150000002430 hydrocarbons Chemical class 0.000 description 7
239000000203 mixture Substances 0.000 description 7
238000011282 treatment Methods 0.000 description 7
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
229930195733 hydrocarbon Natural products 0.000 description 6
239000000243 solution Substances 0.000 description 6
239000006185 dispersion Substances 0.000 description 5
239000004816 latex Substances 0.000 description 5
229920000126 latex Polymers 0.000 description 5
229920000962 poly(amidoamine) Polymers 0.000 description 5
238000000926 separation method Methods 0.000 description 5
125000000217 alkyl group Chemical group 0.000 description 4
230000029936 alkylation Effects 0.000 description 4
238000005804 alkylation reaction Methods 0.000 description 4
239000007864 aqueous solution Substances 0.000 description 4
238000005352 clarification Methods 0.000 description 4
229910021645 metal ion Inorganic materials 0.000 description 4
NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 3
IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
239000010779 crude oil Substances 0.000 description 3
150000008050 dialkyl sulfates Chemical class 0.000 description 3
238000004821 distillation Methods 0.000 description 3
239000000463 material Substances 0.000 description 3
229920000768 polyamine Polymers 0.000 description 3
238000010992 reflux Methods 0.000 description 3
XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
PHOQVHQSTUBQQK-SQOUGZDYSA-N D-glucono-1,5-lactone Chemical compound OC[C@H]1OC(=O)[C@H](O)[C@@H](O)[C@@H]1O PHOQVHQSTUBQQK-SQOUGZDYSA-N 0.000 description 2
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 2
150000001350 alkyl halides Chemical class 0.000 description 2
229940100198 alkylating agent Drugs 0.000 description 2
239000002168 alkylating agent Substances 0.000 description 2
238000004140 cleaning Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000011156 evaluation Methods 0.000 description 2
238000002474 experimental method Methods 0.000 description 2
238000000605 extraction Methods 0.000 description 2
239000012530 fluid Substances 0.000 description 2
239000007789 gas Substances 0.000 description 2
229910052736 halogen Inorganic materials 0.000 description 2
150000002367 halogens Chemical class 0.000 description 2
238000011835 investigation Methods 0.000 description 2
KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Inorganic materials [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
BUAXCDYBNXEWEB-UHFFFAOYSA-N 2-(chloromethyl)oxirane;n-methylmethanamine Chemical compound CNC.ClCC1CO1 BUAXCDYBNXEWEB-UHFFFAOYSA-N 0.000 description 1
DDLBHIIDBLGOTE-UHFFFAOYSA-N 3-chloro-2-hydroxypropane-1-sulfonic acid Chemical compound ClCC(O)CS(O)(=O)=O DDLBHIIDBLGOTE-UHFFFAOYSA-N 0.000 description 1
HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
206010001497 Agitation Diseases 0.000 description 1
239000004698 Polyethylene Substances 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 1
NJSSICCENMLTKO-HRCBOCMUSA-N [(1r,2s,4r,5r)-3-hydroxy-4-(4-methylphenyl)sulfonyloxy-6,8-dioxabicyclo[3.2.1]octan-2-yl] 4-methylbenzenesulfonate Chemical compound C1=CC(C)=CC=C1S(=O)(=O)O[C@H]1C(O)[C@@H](OS(=O)(=O)C=2C=CC(C)=CC=2)[C@@H]2OC[C@H]1O2 NJSSICCENMLTKO-HRCBOCMUSA-N 0.000 description 1
239000000654 additive Substances 0.000 description 1
238000013019 agitation Methods 0.000 description 1
150000001298 alcohols Chemical class 0.000 description 1
150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
125000003545 alkoxy group Chemical group 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
229910021529 ammonia Inorganic materials 0.000 description 1
QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
229910052786 argon Inorganic materials 0.000 description 1
239000012300 argon atmosphere Substances 0.000 description 1
150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
239000002585 base Substances 0.000 description 1
KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 description 1
229940073608 benzyl chloride Drugs 0.000 description 1
125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
239000012496 blank sample Substances 0.000 description 1
229910052794 bromium Inorganic materials 0.000 description 1
125000004432 carbon atom Chemical group C* 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
230000003197 catalytic effect Effects 0.000 description 1
238000001311 chemical methods and process Methods 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
239000002173 cutting fluid Substances 0.000 description 1
238000013461 design Methods 0.000 description 1
VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 1
239000004815 dispersion polymer Substances 0.000 description 1
239000003995 emulsifying agent Substances 0.000 description 1
238000001914 filtration Methods 0.000 description 1
229910052731 fluorine Inorganic materials 0.000 description 1
239000000446 fuel Substances 0.000 description 1
229940083124 ganglion-blocking antiadrenergic secondary and tertiary amines Drugs 0.000 description 1
239000003502 gasoline Substances 0.000 description 1
239000011521 glass Substances 0.000 description 1
235000011187 glycerol Nutrition 0.000 description 1
150000002314 glycerols Chemical class 0.000 description 1
150000004820 halides Chemical class 0.000 description 1
125000001188 haloalkyl group Chemical group 0.000 description 1
125000001475 halogen functional group Chemical group 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
229920001519 homopolymer Polymers 0.000 description 1
238000011065 in-situ storage Methods 0.000 description 1
239000003350 kerosene Substances 0.000 description 1
239000007788 liquid Substances 0.000 description 1
239000000314 lubricant Substances 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
150000003141 primary amines Chemical class 0.000 description 1
238000012545 processing Methods 0.000 description 1
238000010926 purge Methods 0.000 description 1
238000000746 purification Methods 0.000 description 1
150000003242 quaternary ammonium salts Chemical class 0.000 description 1
239000011541 reaction mixture Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
238000007670 refining Methods 0.000 description 1
238000007151 ring opening polymerisation reaction Methods 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
239000000523 sample Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000011269 tar Substances 0.000 description 1
229920001897 terpolymer Polymers 0.000 description 1
238000012360 testing method Methods 0.000 description 1
239000002699 waste material Substances 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
- 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
- C02F1/682—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of chemical compounds for dispersing an oily layer on water
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/04—Breaking emulsions
- B01D17/047—Breaking emulsions with separation aids
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
- 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
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/32—Hydrocarbons, e.g. oil
- C02F2101/325—Emulsions
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/023—Water in cooling circuits
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/343—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the pharmaceutical industry, e.g. containing antibiotics
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/365—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds from petrochemical industry (e.g. refineries)
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/04—Surfactants, used as part of a formulation or alone

Landscapes

Chemical & Material Sciences (AREA)
Environmental & Geological Engineering (AREA)
Organic Chemistry (AREA)
Water Supply & Treatment (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Health & Medical Sciences (AREA)
General Chemical & Material Sciences (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Analytical Chemistry (AREA)
Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Physical Water Treatments (AREA)

NO20076539A 2005-06-23 2007-12-18 Fremgangsmåte for klaring av oljeholdig avløpsvann NO340776B1 (no)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US11/159,498 US7431845B2 (en)	2005-06-23	2005-06-23	Method of clarifying oily waste water
PCT/US2006/024319 WO2007002298A2 (en)	2005-06-23	2006-06-23	Method of clarifying oily waste water

Publications (2)

Publication Number	Publication Date
NO20076539L NO20076539L (no)	2007-12-18
NO340776B1 true NO340776B1 (no)	2017-06-19

Family

ID=37566019

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO20076539A NO340776B1 (no)	2005-06-23	2007-12-18	Fremgangsmåte for klaring av oljeholdig avløpsvann

Country Status (8)

Country	Link
US (1)	US7431845B2 (2)
EP (1)	EP1907325B1 (2)
JP (1)	JP5420899B2 (2)
KR (1)	KR101387034B1 (2)
BR (1)	BRPI0613810B1 (2)
CA (1)	CA2613390C (2)
NO (1)	NO340776B1 (2)
WO (1)	WO2007002298A2 (2)

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US20080274929A1 (en) *	2007-05-01	2008-11-06	Whitekettle Wilson K	Method for removing microbes from surfaces
CN101357992B (zh) *	2008-06-20	2010-12-08	中国海洋石油总公司	一种星状聚季铵盐高效反相破乳剂的制备方法
WO2010040117A2 (en)	2008-10-03	2010-04-08	California Institute Of Technology	Extraction of anions from solutions and mixtures using hyperbranched macromolecules
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US20130118986A1 (en) *	2008-10-03	2013-05-16	Mamadou S. Diallo	High Capacity Oxoanion Chelating Media From Hyperbranched Macromolecules
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CN102190380B (zh)	2010-03-16	2015-03-25	通用电气公司	溶液的处理系统和方法
CN102452700B (zh) *	2010-10-22	2014-07-30	通用电气公司	水性含油溶液的处理方法及处理系统
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UY34845A (es)	2012-06-04	2014-01-31	Monsanto Technology Llc	?composiciones herbicidas concentradas acuosas que contienen sales de glifosato y sales de dicamba
CA3123572A1 (en)	2013-02-27	2014-09-04	Monsanto Technology Llc	Glyphosate composition for dicamba tank mixtures with improved volatility
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TWI713605B (zh) *	2015-10-12	2020-12-21	美商藝康美國公司	分解在乙烯製造過程中形成的乳化液之方法
BR112018010928A2 (pt)	2015-12-02	2018-12-04	Ecolab Usa Inc	método de tratamento de uma corrente, e, líquido de desempenho multicomponente
US11434435B2 (en) *	2016-08-23	2022-09-06	Sabic Global Technologies B.V.	Online zeta-potential measurements for optimization of emulsion breaker dosage in ethylene plants
JP6916289B2 (ja) *	2017-08-24	2021-08-11	株式会社日本触媒	エチレンイミン重合体溶液およびその製造方法
WO2019046409A1 (en)	2017-08-30	2019-03-07	Ecolab Usa Inc.	MOLECULES HAVING A HYDROPHOBIC GROUP AND TWO IDENTICAL HYDROPHILIC IONIC GROUPS AND CORRESPONDING COMPOSITIONS
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Also Published As

Publication number	Publication date
US20060289359A1 (en)	2006-12-28
EP1907325A4 (en)	2011-08-17
CA2613390A1 (en)	2007-01-04
BRPI0613810A2 (pt)	2011-02-15
US7431845B2 (en)	2008-10-07
CA2613390C (en)	2013-11-19
JP2009507619A (ja)	2009-02-26
BRPI0613810B1 (pt)	2016-09-06
NO20076539L (no)	2007-12-18
EP1907325B1 (en)	2020-10-28
KR20080025157A (ko)	2008-03-19
JP5420899B2 (ja)	2014-02-19
EP1907325A2 (en)	2008-04-09
WO2007002298A2 (en)	2007-01-04
KR101387034B1 (ko)	2014-05-07
WO2007002298A3 (en)	2008-07-24

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NO340776B1 (no)	2017-06-19	Fremgangsmåte for klaring av oljeholdig avløpsvann
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EP2555845B1 (en)	2016-08-17	Recovery and separation of crude oil and water from emulsions
WO2020047181A1 (en)	2020-03-05	Use of multiple charged ionic compounds derived from polyamines for waste water clarification
EP2611885A2 (en)	2013-07-10	Novel copolymers for use as oilfield demulsifiers
US9663705B2 (en)	2017-05-30	Method for resolving emulsions in enhanced oil recovery operations
KR20010053306A (ko)	2001-06-25	부식을 억제하기 위한 방법 및 조성물
US10308532B2 (en)	2019-06-04	Method to treat flushing liquor systems in coke plants
CN104684624A (zh)	2015-06-03	用于分离水包油乳液的阳离子乙烯基咪唑鎓基共聚物
RU2117689C1 (ru)	1998-08-20	Состав для обезвоживания и обессоливания нефти