CA1308897C - Liquides de fracturation acidifies a base de poly(vinylamines) de poids moleculaires eleves, servant a la recuperation assistee de produits petroliers - Google Patents

Liquides de fracturation acidifies a base de poly(vinylamines) de poids moleculaires eleves, servant a la recuperation assistee de produits petroliers

Info

Publication number
CA1308897C
CA1308897C CA000569322A CA569322A CA1308897C CA 1308897 C CA1308897 C CA 1308897C CA 000569322 A CA000569322 A CA 000569322A CA 569322 A CA569322 A CA 569322A CA 1308897 C CA1308897 C CA 1308897C
Authority
CA
Canada
Prior art keywords
poly
molecular weight
water
polymer
emulsion
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.)
Expired - Lifetime
Application number
CA000569322A
Other languages
English (en)
Inventor
Ta-Wang Lai
Bheema R. Vijayendran
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.)
Air Products and Chemicals Inc
Original Assignee
Air Products and Chemicals Inc
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
Priority claimed from US07/064,962 external-priority patent/US4843118A/en
Application filed by Air Products and Chemicals Inc filed Critical Air Products and Chemicals Inc
Application granted granted Critical
Publication of CA1308897C publication Critical patent/CA1308897C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Paper (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
CA000569322A 1987-06-19 1988-06-13 Liquides de fracturation acidifies a base de poly(vinylamines) de poids moleculaires eleves, servant a la recuperation assistee de produits petroliers Expired - Lifetime CA1308897C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64,962 1987-06-19
US07/064,962 US4843118A (en) 1986-10-01 1987-06-19 Acidized fracturing fluids containing high molecular weight poly(vinylamines) for enhanced oil recovery

Publications (1)

Publication Number Publication Date
CA1308897C true CA1308897C (fr) 1992-10-20

Family

ID=22059415

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000569322A Expired - Lifetime CA1308897C (fr) 1987-06-19 1988-06-13 Liquides de fracturation acidifies a base de poly(vinylamines) de poids moleculaires eleves, servant a la recuperation assistee de produits petroliers

Country Status (3)

Country Link
JP (1) JPH0196279A (fr)
CA (1) CA1308897C (fr)
NO (1) NO882640L (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR071441A1 (es) * 2007-11-05 2010-06-23 Ciba Holding Inc N- vinilamida glioxilada

Also Published As

Publication number Publication date
JPH0196279A (ja) 1989-04-14
NO882640D0 (no) 1988-06-15
JPH0539996B2 (fr) 1993-06-16
NO882640L (no) 1989-04-06

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Legal Events

Date Code Title Description
MKLA Lapsed
MKLA Lapsed

Effective date: 19971020