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GB0228192D0 - Demulsifiers for crude oil emulsions - Google Patents

Demulsifiers for crude oil emulsions

Info

Publication number
GB0228192D0
GB0228192D0 GB0228192A GB0228192A GB0228192D0 GB 0228192 D0 GB0228192 D0 GB 0228192D0 GB 0228192 A GB0228192 A GB 0228192A GB 0228192 A GB0228192 A GB 0228192A GB 0228192 D0 GB0228192 D0 GB 0228192D0
Authority
GB
United Kingdom
Prior art keywords
demulsifiers
crude oil
oil emulsions
emulsions
crude
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
GB0228192A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
M-I - Delaware LLC
Original Assignee
Dynea AS
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.)
Filing date
Publication date
Application filed by Dynea AS filed Critical Dynea AS
Priority to GB0228192A priority Critical patent/GB0228192D0/en
Publication of GB0228192D0 publication Critical patent/GB0228192D0/en
Priority to AU2003295087A priority patent/AU2003295087A1/en
Priority to PCT/GB2003/005283 priority patent/WO2004050801A1/en
Ceased legal-status Critical Current

Links

GB0228192A 2002-12-03 2002-12-03 Demulsifiers for crude oil emulsions Ceased GB0228192D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0228192A GB0228192D0 (en) 2002-12-03 2002-12-03 Demulsifiers for crude oil emulsions
AU2003295087A AU2003295087A1 (en) 2002-12-03 2003-12-03 Demulsifiers for crude oil emulsions
PCT/GB2003/005283 WO2004050801A1 (en) 2002-12-03 2003-12-03 Demulsifiers for crude oil emulsions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0228192A GB0228192D0 (en) 2002-12-03 2002-12-03 Demulsifiers for crude oil emulsions

Publications (1)

Publication Number Publication Date
GB0228192D0 true GB0228192D0 (en) 2003-01-08

Family

ID=9948993

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0228192A Ceased GB0228192D0 (en) 2002-12-03 2002-12-03 Demulsifiers for crude oil emulsions

Country Status (3)

Country Link
AU (1) AU2003295087A1 (en)
GB (1) GB0228192D0 (en)
WO (1) WO2004050801A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8071715B2 (en) 2007-01-31 2011-12-06 Georgia-Pacific Chemicals Llc Maleated and oxidized fatty acids
MX2010008310A (en) 2008-01-31 2010-12-21 Georgia Pacific Chemicals Llc Oxidized and maleated derivative composition.
CN102453497B (en) * 2010-10-25 2014-05-28 中国石油化工股份有限公司 Demulsification method for hydrocarbon oil
CN102453496B (en) * 2010-10-25 2014-07-02 中国石油化工股份有限公司 De-emulsifier and demulsification method for hydrocarbon oil
CN108865226B (en) * 2018-07-20 2021-01-05 武汉工程大学 A kind of oil-in-water crude oil demulsifier and preparation method thereof
CN108998075B (en) * 2018-07-20 2020-11-27 武汉工程大学 A kind of polyethylene glycol monomethyl ether grafted N-acylated carboxyalkyl chitosan crude oil demulsifier and preparation method thereof
CN108865220B (en) * 2018-07-20 2020-10-23 武汉工程大学 Chitosan oil-in-water crude oil demulsifier and preparation method thereof
CN108865228B (en) * 2018-07-20 2021-02-12 武汉工程大学 Modified crude oil demulsifier and preparation method thereof
CN108865227B (en) * 2018-07-20 2020-10-23 武汉工程大学 A kind of chitosan comb polymer crude oil demulsifier and preparation method thereof
CN108865222B (en) * 2018-07-20 2020-10-23 武汉工程大学 A kind of multi-branched crude oil demulsifier and preparation method thereof
CN108865221B (en) * 2018-07-20 2020-10-23 武汉工程大学 A kind of comb polymer oil-in-water crude oil demulsifier and preparation method thereof
CN108865229B (en) * 2018-07-20 2020-10-23 武汉工程大学 A kind of modified chitosan crude oil demulsifier and preparation method thereof
CN108998074B (en) * 2018-07-20 2020-11-27 武汉工程大学 A kind of polyethylene glycol monomethyl ether grafted alkylated carboxyalkyl chitosan crude oil demulsifier and preparation method thereof
CN108865225B (en) * 2018-07-20 2020-11-27 武汉工程大学 A kind of chitosan crude oil demulsifier and preparation method thereof
US11452950B2 (en) 2019-07-24 2022-09-27 Baker Hughes Holdings Llc Demulsifying additive for separation of oil and water
US11981871B1 (en) * 2023-03-13 2024-05-14 Baker Hughes Oilfield Operations Llc Methods of designing green demulsifiers
CN119264296B (en) * 2024-12-12 2025-05-16 青岛科技大学 A block type enteromorpha polysaccharide derivative and preparation method thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2363045A (en) * 1941-03-21 1944-11-21 Petrolite Corp Certain water-soluble high molal oxyalkylated esters
US2599538A (en) * 1951-07-20 1952-06-10 Petrolite Corp Process of demulsifying
US2920047A (en) * 1954-12-30 1960-01-05 Gen Aniline & Film Corp Defoaming and demulsification
US2911434A (en) * 1956-04-24 1959-11-03 Visco Products Co Surface active dicarboxylic acid esters of polyalkylene oxides
US3098827A (en) * 1958-03-31 1963-07-23 Nalco Chemical Co Demulsification of petroleum oil emulsions
DE3638743A1 (en) * 1986-11-13 1988-05-26 Hoechst Ag BRANCHED POLYOXALKYLENE MIXED POLYESTER, METHOD FOR THE PRODUCTION THEREOF AND THEIR USE
DE19733977A1 (en) * 1997-08-06 1999-02-11 Henkel Kgaa Process for breaking emulsions

Also Published As

Publication number Publication date
AU2003295087A1 (en) 2004-06-23
WO2004050801A1 (en) 2004-06-17

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: M-I L.L.C. - DELAWARE

Free format text: FORMER APPLICANT(S): DYNEA ASA

AT Applications terminated before publication under section 16(1)