RU2012138006A - EXPANDABLE FILTER - Google Patents
EXPANDABLE FILTER Download PDFInfo
- Publication number
- RU2012138006A RU2012138006A RU2012138006/03A RU2012138006A RU2012138006A RU 2012138006 A RU2012138006 A RU 2012138006A RU 2012138006/03 A RU2012138006/03 A RU 2012138006/03A RU 2012138006 A RU2012138006 A RU 2012138006A RU 2012138006 A RU2012138006 A RU 2012138006A
- Authority
- RU
- Russia
- Prior art keywords
- filter
- thick
- expandable filter
- expandable
- walled cylinders
- Prior art date
Links
- 230000013011 mating Effects 0.000 claims abstract 2
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/02—Subsoil filtering
- E21B43/08—Screens or liners
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/02—Subsoil filtering
- E21B43/10—Setting of casings, screens, liners or the like in wells
- E21B43/103—Setting of casings, screens, liners or the like in wells of expandable casings, screens, liners, or the like
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Filtering Materials (AREA)
Abstract
1. Способный к расширению фильтр, включающий опорную трубу с прорезями и размещенную на ней фильтрующую оболочку из проволоки, отличающийся тем, что фильтрующая оболочка изготовлена из проволочной спирали, спрессованной в толстостенные цилиндры.2. Способный к расширению фильтр по п.1, отличающийся тем, что толстостенные цилиндры состыкованы между собой с помощью кольцевых выступов и ответных кольцевых канавок, сформированных на их сопрягаемых торцах.1. An expandable filter comprising a support pipe with slots and a filter shell made of wire placed on it, characterized in that the filter shell is made of a wire spiral pressed into thick-walled cylinders. 2. The expandable filter according to claim 1, characterized in that the thick-walled cylinders are joined together by means of annular protrusions and reciprocal annular grooves formed at their mating ends.
Claims (2)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2012138006/03A RU2012138006A (en) | 2012-09-05 | 2012-09-05 | EXPANDABLE FILTER |
PCT/RU2013/000711 WO2014038981A1 (en) | 2012-09-05 | 2013-08-16 | Expandable filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2012138006/03A RU2012138006A (en) | 2012-09-05 | 2012-09-05 | EXPANDABLE FILTER |
Publications (1)
Publication Number | Publication Date |
---|---|
RU2012138006A true RU2012138006A (en) | 2014-03-10 |
Family
ID=50191600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2012138006/03A RU2012138006A (en) | 2012-09-05 | 2012-09-05 | EXPANDABLE FILTER |
Country Status (2)
Country | Link |
---|---|
RU (1) | RU2012138006A (en) |
WO (1) | WO2014038981A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114961663B (en) * | 2021-02-19 | 2024-06-25 | 中国石油天然气股份有限公司 | Sand prevention method for filling expandable permeable material |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2641577A1 (en) * | 2000-09-11 | 2002-03-21 | Baker Hughes Incorporated | Method of forming a downhole filter |
RU2224870C1 (en) * | 2002-07-17 | 2004-02-27 | Юрин Сергей Александрович | Lock connection of hollow boring flights |
RU89188U1 (en) * | 2009-08-11 | 2009-11-27 | Иван Соломонович Пятов | WELL PUMP FILTER |
-
2012
- 2012-09-05 RU RU2012138006/03A patent/RU2012138006A/en active Application Filing
-
2013
- 2013-08-16 WO PCT/RU2013/000711 patent/WO2014038981A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2014038981A1 (en) | 2014-03-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GA9A | Conversion of a patent application into a utility model |
Effective date: 20140313 |