RU2010144810A - METHOD OF INSULATION OF PERMEABLE LAYER - Google Patents
METHOD OF INSULATION OF PERMEABLE LAYER Download PDFInfo
- Publication number
- RU2010144810A RU2010144810A RU2010144810/03A RU2010144810A RU2010144810A RU 2010144810 A RU2010144810 A RU 2010144810A RU 2010144810/03 A RU2010144810/03 A RU 2010144810/03A RU 2010144810 A RU2010144810 A RU 2010144810A RU 2010144810 A RU2010144810 A RU 2010144810A
- Authority
- RU
- Russia
- Prior art keywords
- electrolyte
- aqueous solution
- dispersion
- aqueous
- coagulant
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract 5
- 238000009413 insulation Methods 0.000 title 1
- 239000007864 aqueous solution Substances 0.000 claims abstract 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract 4
- 230000015572 biosynthetic process Effects 0.000 claims abstract 4
- 239000000701 coagulant Substances 0.000 claims abstract 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract 2
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims abstract 2
- 239000001110 calcium chloride Substances 0.000 claims abstract 2
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract 2
- 230000015271 coagulation Effects 0.000 claims abstract 2
- 238000005345 coagulation Methods 0.000 claims abstract 2
- 239000006185 dispersion Substances 0.000 claims abstract 2
- 239000004815 dispersion polymer Substances 0.000 claims abstract 2
- 238000004090 dissolution Methods 0.000 claims abstract 2
- 239000003792 electrolyte Substances 0.000 claims abstract 2
- 229910052751 metal Inorganic materials 0.000 claims abstract 2
- 239000002184 metal Substances 0.000 claims abstract 2
- 229920000642 polymer Polymers 0.000 claims abstract 2
- 229920002635 polyurethane Polymers 0.000 claims abstract 2
- 239000004814 polyurethane Substances 0.000 claims abstract 2
- 229920003009 polyurethane dispersion Polymers 0.000 claims abstract 2
- 150000003839 salts Chemical class 0.000 claims abstract 2
- 239000011780 sodium chloride Substances 0.000 claims abstract 2
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
1. Способ изоляции проницаемого пласта, включающий подачу в пласт водного раствора электролита-коагулянта с последующей подачей водной дисперсии полимера, способной к электролитной коагуляции. ! 2. Способ по п.1, отличающийся тем, что в качестве водной дисперсии полимера используют полиуретановую или акрилполиуретановую дисперсию, а в качестве водного раствора электролита-коагулянта - водный раствор соли одно-, двух- или трехвалентного металла, например хлористого натрия, хлористого кальция или сернокислого алюминия в концентрации от 10 мас.% до концентрации предельного растворения. 1. A method of isolating a permeable formation, comprising supplying an aqueous solution of an electrolyte-coagulant to the formation, followed by an aqueous dispersion of a polymer capable of electrolyte coagulation. ! 2. The method according to claim 1, characterized in that a polyurethane or acrylic polyurethane dispersion is used as an aqueous polymer dispersion, and an aqueous solution of a salt of one, two or trivalent metal, for example sodium chloride, calcium chloride, is used as an aqueous solution of an electrolyte-coagulant or aluminum sulfate in a concentration of from 10 wt.% to the concentration of the maximum dissolution.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2010144810/03A RU2010144810A (en) | 2010-11-01 | 2010-11-01 | METHOD OF INSULATION OF PERMEABLE LAYER |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2010144810/03A RU2010144810A (en) | 2010-11-01 | 2010-11-01 | METHOD OF INSULATION OF PERMEABLE LAYER |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2010144810A true RU2010144810A (en) | 2012-05-10 |
Family
ID=46311947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2010144810/03A RU2010144810A (en) | 2010-11-01 | 2010-11-01 | METHOD OF INSULATION OF PERMEABLE LAYER |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2010144810A (en) |
-
2010
- 2010-11-01 RU RU2010144810/03A patent/RU2010144810A/en unknown
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