NO303987B1 - Jordoljeemulsjonsspalter, konsentrert lösning av denne, samt anvendelse av emulsjonsspalteren for demulgering av jordemulsjoner - Google Patents
Jordoljeemulsjonsspalter, konsentrert lösning av denne, samt anvendelse av emulsjonsspalteren for demulgering av jordemulsjoner Download PDFInfo
- Publication number
- NO303987B1 NO303987B1 NO924294A NO924294A NO303987B1 NO 303987 B1 NO303987 B1 NO 303987B1 NO 924294 A NO924294 A NO 924294A NO 924294 A NO924294 A NO 924294A NO 303987 B1 NO303987 B1 NO 303987B1
- Authority
- NO
- Norway
- Prior art keywords
- emulsion
- emulsions
- water
- oil
- soil
- Prior art date
Links
- 239000000839 emulsion Substances 0.000 title claims description 57
- 239000002689 soil Substances 0.000 title 2
- 239000002002 slurry Substances 0.000 title 1
- 229920002873 Polyethylenimine Polymers 0.000 claims description 15
- 239000010779 crude oil Substances 0.000 claims description 15
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 13
- 239000003208 petroleum Substances 0.000 claims description 13
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 9
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 9
- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical group C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 claims description 6
- 239000003960 organic solvent Substances 0.000 claims description 5
- 230000029936 alkylation Effects 0.000 claims description 4
- 238000005804 alkylation reaction Methods 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 30
- 239000003921 oil Substances 0.000 description 22
- 239000000126 substance Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 125000002947 alkylene group Chemical group 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229920001281 polyalkylene Polymers 0.000 description 4
- 229920000768 polyamine Polymers 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 125000004433 nitrogen atom Chemical group N* 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000021523 carboxylation Effects 0.000 description 2
- 238000006473 carboxylation reaction Methods 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000005956 quaternization reaction Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000007762 w/o emulsion Substances 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000014820 Galium aparine Nutrition 0.000 description 1
- 240000005702 Galium aparine Species 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- WUGQZFFCHPXWKQ-UHFFFAOYSA-N Propanolamine Chemical compound NCCCO WUGQZFFCHPXWKQ-UHFFFAOYSA-N 0.000 description 1
- 150000001414 amino alcohols Chemical class 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000007046 ethoxylation reaction Methods 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002332 oil field water Substances 0.000 description 1
- 239000008385 outer phase Substances 0.000 description 1
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 1
- -1 poly-alkylene glycol ether Chemical compound 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229940093932 potassium hydroxide Drugs 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 150000003738 xylenes Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
- C10G33/04—Dewatering or demulsification of hydrocarbon oils with chemical means
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Liquid Carbonaceous Fuels (AREA)
- Colloid Chemistry (AREA)
- Polyethers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4136661A DE4136661A1 (de) | 1991-11-07 | 1991-11-07 | Erdoelemulsionsspalter |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO924294D0 NO924294D0 (no) | 1992-11-06 |
| NO924294L NO924294L (no) | 1993-05-10 |
| NO303987B1 true NO303987B1 (no) | 1998-10-05 |
Family
ID=6444286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO924294A NO303987B1 (no) | 1991-11-07 | 1992-11-06 | Jordoljeemulsjonsspalter, konsentrert lösning av denne, samt anvendelse av emulsjonsspalteren for demulgering av jordemulsjoner |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5445765A (de) |
| EP (1) | EP0541018B1 (de) |
| JP (1) | JPH05305204A (de) |
| CA (1) | CA2082287A1 (de) |
| DE (2) | DE4136661A1 (de) |
| NO (1) | NO303987B1 (de) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4418800A1 (de) * | 1994-05-30 | 1995-12-07 | Basf Ag | Verfahren zur Abtrennung vom Wasser aus Rohöl und hierbei verwendete Erdölemulsionsspalter |
| DE4435688A1 (de) * | 1994-10-06 | 1996-04-11 | Basf Ag | Verfahren zur Herstellung von Oligoaminen oder Polyaminen |
| DE19544739A1 (de) * | 1995-12-01 | 1997-06-05 | Basf Ag | Verfahren zur Herstellung von oxalkylierten Polyethyleniminen |
| FR2763851B1 (fr) | 1997-05-28 | 1999-07-09 | Oreal | Compositions comprenant un derive de dibenzoylmethane et un polymere polyamine |
| FR2763852B1 (fr) | 1997-05-28 | 1999-07-09 | Oreal | Composition comprenant un derive de l'acide cinnamique et un polymere polyamine |
| WO1999054856A1 (en) * | 1998-04-22 | 1999-10-28 | Forskarpatent I Syd Ab | Polymer conjugates of polyethylene glycols or oxides with polyethyleneimine or polypropyleneimine for extracting carboxylic acids from solutions |
| DE10057044B4 (de) * | 2000-11-17 | 2004-05-06 | Clariant Gmbh | Harze aus Alkylphenolen und Glyoxalsäurederivaten, und ihre Verwendung als Emulsionsspalter |
| DE10106144C2 (de) * | 2001-02-10 | 2003-02-20 | Clariant Gmbh | Verwendung von Cardanol-Aldehydharzen als Asphalten-Dispergatoren in Rohölen |
| DE10106145A1 (de) * | 2001-02-10 | 2002-08-22 | Clariant Gmbh | Verwendung von neuen Alkyl- und Arylalkoxylaten als Emulgatoren in der Emulsionspolymerisation |
| DE10107880B4 (de) * | 2001-02-20 | 2007-12-06 | Clariant Produkte (Deutschland) Gmbh | Alkoxylierte Polyglycerine und ihre Verwendung als Emulsionsspalter |
| DE10319028B4 (de) * | 2003-04-28 | 2006-12-07 | Clariant Produkte (Deutschland) Gmbh | Demulgatoren für Mischungen aus Mitteldestillaten mit Brennstoffölen pflanzlichen oder tierischen Ursprungs |
| DE10325198B4 (de) * | 2003-06-04 | 2007-10-25 | Clariant Produkte (Deutschland) Gmbh | Verwendung von alkoxylierten vernetzten Polyglycerinen als biologisch abbaubare Emulsionsspalter |
| DE10329723B3 (de) * | 2003-07-02 | 2004-12-02 | Clariant Gmbh | Alkoxylierte Dendrimere und ihre Verwendung als biologisch abbaubare Emulsionsspalter |
| DE102004002080B4 (de) * | 2004-01-15 | 2007-03-29 | Clariant Produkte (Deutschland) Gmbh | Demulgatoren für Mischungen aus Mitteldestillaten mit Brennstoffölen pflanzlichen oder tierischen Ursprungs und Wasser |
| DE102004024532B4 (de) * | 2004-05-18 | 2006-05-04 | Clariant Gmbh | Demulgatoren für Mischungen aus Mitteldestillaten mit Brennstoffölen pflanzlichen oder tierischen Ursprungs und Wasser |
| DE102005006030A1 (de) * | 2005-02-09 | 2006-08-10 | Basf Ag | Hyperverzweigte Polymere als Demulgatoren zum Spalten von Rohölemulsionen |
| US7431845B2 (en) * | 2005-06-23 | 2008-10-07 | Nalco Company | Method of clarifying oily waste water |
| CN100345942C (zh) * | 2005-12-12 | 2007-10-31 | 中国海洋石油总公司 | 一种原油破乳剂及其制备方法 |
| EP2126020B1 (de) * | 2006-12-22 | 2011-11-23 | Basf Se | Hydrophob modifizierte polyalkylenimine als farbübertragungsinhibitoren |
| EP2197938B1 (de) | 2007-10-08 | 2013-05-08 | Basf Se | Verwendung von hyperverzweigten polyestern zum spalten von öl-wasser-emulsionen |
| CN101965219B (zh) | 2008-03-04 | 2013-11-13 | 巴斯夫欧洲公司 | 烷氧基化聚链烷醇胺用于使油-水乳液破乳的用途 |
| MX2008015756A (es) | 2008-12-10 | 2010-06-10 | Mexicano Inst Petrol | Formulaciones desemulsificantes y deshidratantes para crudos pesados a base de copolimeros en bloques bifuncionalizados con aminas. |
| MX2011006960A (es) | 2008-12-29 | 2011-07-20 | Basf Se | Poliesteres y policarbonatos hiperramificados como desemulsionantes para separar emulsiones de petroleo crudo. |
| DE102009019179A1 (de) | 2009-04-28 | 2010-11-11 | Clariant International Ltd. | Alkoxylierte (Meth)acrylat-Polymere und ihre Verwendung als Rohöl-Emulsionsspalter |
| DE102009019177A1 (de) | 2009-04-28 | 2010-11-11 | Clariant International Ltd. | Verwendung biologisch abbaubarer alkoxylierter (Meth)acrylat-Copolymere als Rohöl-Emulsionsspalter |
| GB0909967D0 (en) | 2009-06-10 | 2009-07-22 | Membrane Extraction Tech Ltd | Polyimide membrane |
| DE102009040495B4 (de) * | 2009-09-08 | 2014-02-13 | Clariant International Ltd. | Alkoxylierte Thiacalixarene und deren Verwendung als Rohöl-Emulsionsspalter |
| DE102009041983A1 (de) | 2009-09-17 | 2011-04-07 | Clariant International Ltd. | Alkoxylierte Trialkanolaminkondensate und deren Verwendung als Emulsionsspalter |
| DE102009042971A1 (de) | 2009-09-24 | 2011-09-15 | Clariant International Ltd. | Alkoxylierte cyclische Diamine und deren Verwendung als Emulsionsspalter |
| US20120059088A1 (en) * | 2010-09-02 | 2012-03-08 | Baker Hughes Incorporated | Novel Copolymers for Use as Oilfield Demulsifiers |
| BR112014012568A2 (pt) | 2011-11-25 | 2017-06-06 | Basf Se | processo para a preparação de polialquileno poliaminas alcoxiladas, polialquileno poliamina alcoxilada, e, uso de polialquileno poliaminas alcoxiladas |
| DE102012005377A1 (de) | 2012-03-16 | 2013-03-14 | Clariant International Ltd. | Alkoxylierte Polyamidoamine und deren Verwendung als Emulsionsspalter |
| DE102012005279A1 (de) | 2012-03-16 | 2013-03-14 | Clariant International Limited | Alkoxylierte, vernetzte Polyamidoamine und deren Verwendung als Emulsionsspalter |
| MX368308B (es) | 2013-06-05 | 2019-09-26 | Mexicano Inst Petrol | Proceso de escalamiento de copolimeros tribloque bifuncionalizados con aminas secundarias y terciarias, con aplicacion en la deshidratacion y desalado de aceites crudos pesados. |
| TR201907148T4 (tr) | 2015-02-25 | 2019-06-21 | Basf Se | Kirli metal yüzeyleri temizleme işlemi ve bu işlem için faydalı maddeler. |
| EP3118241A1 (de) | 2015-07-16 | 2017-01-18 | Basf Se | Polymere, verfahren zur herstellung solcher polymere und verwendungen davon |
| JP7128194B2 (ja) | 2017-02-13 | 2022-08-30 | ビーエーエスエフ ソシエタス・ヨーロピア | アルコキシル化ポリアルキレンイミンを作製する方法 |
| BR102017022800A2 (pt) * | 2017-10-23 | 2019-05-07 | Oxiteno S A Ind E Comercio | processo de alcoxilação de uma composição polimérica e uso de uma composição polimérica alcoxilada |
| CN109294618B (zh) * | 2018-10-19 | 2019-10-18 | 浙江大学 | 利用双亲性超支化聚乙烯亚胺对水包油型乳状液进行破乳的方法 |
| CN113166406B (zh) | 2018-11-19 | 2023-11-07 | 巴斯夫欧洲公司 | 制备功能性纤维的方法 |
| US20200179823A1 (en) * | 2018-12-06 | 2020-06-11 | Schlumberger Technology Corporation | Demulsifier injection system |
| WO2020121031A1 (en) | 2018-12-12 | 2020-06-18 | Sabic Global Technologies B.V. | Polyethylenimine as a new emulsion breaker for quench water systems |
| US11814580B1 (en) | 2022-06-09 | 2023-11-14 | Saudi Arabian Oil Company | Hyperbranched polymer-based hydraulic fracturing fluid crosslinker |
| CN115433352B (zh) * | 2022-09-20 | 2023-06-23 | 胜利油田胜利化工有限责任公司 | 一种改性多胺破乳剂及其制备方法和应用 |
| CN115785990B (zh) * | 2022-12-22 | 2024-05-17 | 南阳腾远石油工程技术服务有限公司 | 一种原油破乳剂及其制备方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3454380A (en) * | 1965-10-24 | 1969-07-08 | Petrolite Corp | Fuel composition |
| US3684735A (en) * | 1970-03-23 | 1972-08-15 | Knut Oppenlaender | Crude oil demulsifiers |
| DE2227546C3 (de) * | 1972-06-07 | 1979-04-05 | Basf Ag, 6700 Ludwigshafen | Verwendung von oxalkylierten PoIyalkylenpolyaminen zur SchneUentwässening von Rohölen |
| JPS547070B2 (de) * | 1973-07-30 | 1979-04-03 | ||
| US3893615A (en) * | 1973-11-01 | 1975-07-08 | Peerless Portable Metal Buildi | Multiple compartment refuse container |
| DE2719978C3 (de) * | 1977-05-04 | 1980-09-25 | Basf Ag, 6700 Ludwigshafen | Erdölemulsionsspalter |
| GB2069481B (en) * | 1980-02-13 | 1983-07-27 | Farmos Oy | Substituted imidazole derivatives |
-
1991
- 1991-11-07 DE DE4136661A patent/DE4136661A1/de not_active Withdrawn
-
1992
- 1992-10-31 DE DE59204911T patent/DE59204911D1/de not_active Expired - Fee Related
- 1992-10-31 EP EP92118674A patent/EP0541018B1/de not_active Expired - Lifetime
- 1992-11-04 US US07/971,201 patent/US5445765A/en not_active Expired - Lifetime
- 1992-11-06 NO NO924294A patent/NO303987B1/no not_active IP Right Cessation
- 1992-11-06 CA CA002082287A patent/CA2082287A1/en not_active Abandoned
- 1992-11-06 JP JP4297023A patent/JPH05305204A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05305204A (ja) | 1993-11-19 |
| NO924294L (no) | 1993-05-10 |
| EP0541018B1 (de) | 1996-01-03 |
| DE59204911D1 (de) | 1996-02-15 |
| CA2082287A1 (en) | 1993-05-08 |
| EP0541018A3 (en) | 1993-09-08 |
| NO924294D0 (no) | 1992-11-06 |
| DE4136661A1 (de) | 1993-05-13 |
| US5445765A (en) | 1995-08-29 |
| EP0541018A2 (de) | 1993-05-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO303987B1 (no) | Jordoljeemulsjonsspalter, konsentrert lösning av denne, samt anvendelse av emulsjonsspalteren for demulgering av jordemulsjoner | |
| US3907701A (en) | Demulsifying crude oil emulsions | |
| US4537701A (en) | Demulsifiers for breaking crude-oil emulsions and their use | |
| CA2716290C (en) | Use of alkoxylated polyalkanolamines for splitting oil-water emulsions | |
| EP1907325B1 (de) | Verfahren zur klärung von öligem abwasser | |
| AU2007236007B2 (en) | Environmentally-friendly oil/water demulsifiers | |
| NO336950B1 (no) | Alkoksylerte, tverrbundede polyglyseroler og anvendelse derav som bionedbrytbare demulgeringsmidler | |
| US5393463A (en) | Use of trialkanolamine polyethers as demulsifiers for oil-in-water emulsions | |
| US2589200A (en) | Process for breaking emulsions of the oil-in-water class | |
| NO313915B1 (no) | FremgangsmÕte for demulgering av emulsjoner av olje og vann, og polymer egnet for slik demulgering | |
| US9663705B2 (en) | Method for resolving emulsions in enhanced oil recovery operations | |
| US2552534A (en) | Processes for breaking petroleum emulsions | |
| US4382852A (en) | Demulsification of bitumen emulsions using cationic polymers | |
| CA1187904A (en) | Oxyalkylated addition products from ethylene oxidepropylene oxide block polymers and bis-glycidyl ethers and their use | |
| NO874304L (no) | Alkoksylerte amidgruppeholdige polyamider, samt fremstilling og anvendelse derav. | |
| US4384951A (en) | Demulsification of bitumen emulsions using polyureas | |
| US4411775A (en) | Demulsification of bitumen emulsions using water soluble epoxy-containing polyethers | |
| NO157704B (no) | Oksalkylerte polyamidoaminer, fremgangsmÿte for fremstilling av slike, samt anvendelse av dem. | |
| US7026363B2 (en) | Alkoxylated polyglycerols and their use as demulsifiers | |
| CN112063413B (zh) | 一种交联型高分子破乳剂及制备方法 | |
| US5114616A (en) | Esterified glycidyl ether addition products and their use | |
| US2589199A (en) | Process for breaking emulsions of the oil-in-water class | |
| NO158946B (no) | Tverrbundne alkoksylerte polyalkylenpolyamider og anvendelse av slike som spaltningsmiddel for jordoljeemulsjoner. | |
| JPS6043164B2 (ja) | 原油乳濁液をを分理するための石油乳濁液分離剤 | |
| RU2139316C1 (ru) | Состав для обезвоживания и обессоливания нефти |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |