CN107060703B - Multiple expansion sand control screen well completion technique tubular pile in a kind of casing - Google Patents
Multiple expansion sand control screen well completion technique tubular pile in a kind of casing Download PDFInfo
- Publication number
- CN107060703B CN107060703B CN201710510990.7A CN201710510990A CN107060703B CN 107060703 B CN107060703 B CN 107060703B CN 201710510990 A CN201710510990 A CN 201710510990A CN 107060703 B CN107060703 B CN 107060703B
- Authority
- CN
- China
- Prior art keywords
- variable buckle
- tubular column
- screen
- completion tubular
- packer
- 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.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B43/14—Obtaining from a multiple-zone well
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B43/108—Expandable screens or perforated liners
Abstract
The invention discloses multiple expansion sand control screen well completion technique tubular piles in a kind of casing, it is connected in sequence including lower layer's completion tubular column and at least one upper layer completion tubular column, lower layer's completion tubular column is followed successively by screen casing guide shoe, lower variable buckle, expandable screen, upper variable buckle and hanging packer from bottom to top, and upper layer completion tubular column is followed successively by hanging packer from top to bottom, upper variable buckle, expansion sand control screen, lower variable buckle, mechanical-set packer, is located connector and horn mouth.Hanging packer and mechanical-set packer card sealing pipe column upper and lower ends respectively, the casing string and other layers of tubing string are separated；The horn mouth of top tubing string allows lower part oil gas to pass through, and realizes laminated up and down adopt；Lower layer's completion tubular column can be shut with tripping in blanking plug by being located connector, and blanking plug can be salvaged when needing to reopen；Upper and lower layer completion tubular column is relatively independent, and inside can realize the opening and closing of any layer position with tripping in separate zone production tubing string；Execute-in-place is convenient, and construction risk is low.
Description
Technical field
The present invention relates to a kind of well completion technique tubular pile, multiple expansion sand control screen well-completing process pipe in especially a kind of casing
Column.
Background technique
Expandable screen completion technique can be used in barefoot completion and the complete well of well-case perforating, with mechanical swelling tool or hydraulic swollen
Screen casing distending is plastically deformed screen casing by swollen tool, and the screen casing after expansion can be used as the support of the borehole wall, screen casing and the borehole wall
Between there is no annular space, the migration and screen casing related to this for reducing sand grains are blocked.Due to there is no annular space between screen casing and the borehole wall, therefore
Sand impinging and erosion problem can be reduced to the maximum extent, improve filter sand area to the maximum extent, and can be to reservoir reality
Apply further operation processing and control.
As shown in Figure 1, conventional expandable screen completion tubular column be from bottom to top screen casing guide shoe 8, lower variable buckle 4, expandable screen 3,
Upper variable buckle 2 and hanging packer 1,3 upper and lower ends of expandable screen connect upper variable buckle 2 and lower variable buckle by expandable screen special screw thread
4,3 upper end of expandable screen is connect by upper variable buckle 2 with hanging packer 1, and lower end is connect by lower variable buckle 4 with screen casing guide shoe 8, whole
Set expandable screen is suspended in casing by hanging packer 1.
But if reservoir there are multiple substratums, there is interlayer perhaps water layer or there are edge-bottom water between layers,
Completion tubular column needs to realize segmentation.
Summary of the invention
The technical problem to be solved by the invention is to provide multiple expansion sand control screen well-completing process pipes in a kind of casing
Column can be further improved expandable screen completion technique applicability to realize that separate zone production function provides condition.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that: multiple expansion sand screen in a kind of casing
Pipe well completion technique tubular pile, including lower layer's completion tubular column and at least one upper layer completion tubular column are connected in sequence, and lower layer is complete
Well casing column is followed successively by screen casing guide shoe, lower variable buckle, expandable screen, upper variable buckle and hanging packer, upper layer completion tubular column from bottom to top
Be followed successively by from top to bottom hanging packer, upper variable buckle, expansion sand control screen, lower variable buckle, mechanical-set packer, be located connector and
Horn mouth.
Lower layer's completion tubular column: expandable screen upper and lower ends connect upper variable buckle and lower change by expandable screen special screw thread
Button, expandable screen upper end are connect by upper variable buckle with hanging packer, and lower end is connect by lower variable buckle with screen casing guide shoe；On described
Layer completion tubular column: expandable screen upper and lower ends are connected by expandable screen special screw thread goes up variable buckle and lower variable buckle, on expandable screen
End is connect by upper variable buckle with hanging packer, and lower end is connected by lower variable buckle with mechanical-set packer, and machinery sets packing
Device is connected by being located connector with horn mouth.
The beneficial effects of the present invention are:
1. hanging packer and mechanical-set packer card sealing pipe column upper and lower ends respectively, by the casing string and other layers of pipe
Column separates；
2. the horn mouth of top tubing string allows lower part oil gas to pass through, laminated up and down adopt is realized；
3. lower layer's completion tubular column can be shut with tripping in blanking plug by being located connector, blocking can be salvaged when needing to reopen
Device；
4. upper and lower layer of completion tubular column is relatively independent, inside can realize opening for any layer position with tripping in separate zone production tubing string
It closes；
5. execute-in-place is convenient, construction risk is low.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of conventional expandable screen completion tubular column；
Fig. 2 is the structural schematic diagram of multiple expansion sand control screen well completion technique tubular pile in casing of the invention.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and detailed description:
As shown in Fig. 2, multiple expansion sand control screen well completion technique tubular pile in casing of the invention, including a complete well of lower layer
Tubing string and at least one upper layer completion tubular column are connected in sequence, lower layer's completion tubular column be followed successively by from bottom to top screen casing guide shoe 8, under
Variable buckle 4, expandable screen 3, upper variable buckle 2 and hanging packer 1, upper layer completion tubular column be followed successively by from top to bottom hanging packer 11,
Upper variable buckle 12, lower variable buckle 14, mechanical-set packer 15, is located connector 16 and horn mouth 17 at expansion sand control screen 13.
Specifically, lower layer's completion tubular column: 3 upper and lower ends of expandable screen pass through in the connection of expandable screen special screw thread
Variable buckle 2 and lower variable buckle 4,3 upper end of expandable screen are connect by upper variable buckle 2 with hanging packer 1, and lower end passes through lower variable buckle 4 and sieve
Pipe guide shoe 8 connects；The upper layer completion tubular column: 13 upper and lower ends of expandable screen connect upper variable buckle by expandable screen special screw thread
12 and lower variable buckle 14,13 upper end of expandable screen connect by upper variable buckle 12 with hanging packer 11, lower end by lower variable buckle 14 with
Mechanical-set packer 15 is connected, and mechanical-set packer 15 is connected by being located connector 16 with horn mouth 17.
The present embodiment at the middle and upper levels completion tubular column be one layer, conventional expandable screen completion tubular column be from bottom to top screen casing guide shoe 8,
Lower variable buckle 4, expandable screen 3, upper variable buckle 2 and hanging packer 1,3 upper and lower ends of expandable screen pass through expandable screen special screw thread
Variable buckle 2 and lower variable buckle 4 in connection, 3 upper end of expandable screen are connect by upper variable buckle 2 with hanging packer 1, and lower end passes through lower variable buckle
4 connect with screen casing guide shoe 8, and a whole set of expandable screen is suspended in casing by hanging packer 1.It is most lower when needing to realize segmentation
One layer is conventional expandable screen completion tubular column, and top tubing string connects mechanical-set packer 15 in lower 14 lower end of variable buckle, is located and connects
First 16 and horn mouth 17, tubing string is above and below respectively by hanging packer 11 and mechanical-set packer 15 by tubing string card Feng Duli
Out, lower part oil gas enters top tubing string from horn mouth, when lower tubular column water outlet or other situations need to be shut to prevent
When influencing upper layer tubing string, lower layer's tubing string can be blocked being located the matched blanking plug of tripping at connector 16, be opened again if necessary
It only needs to salvage blanking plug when opening.
Completion tubular column tripping in is connected, sequence is screen casing guide shoe 8, lower variable buckle 4, expandable screen 3,2 and of upper variable buckle from bottom to up
Hanging packer 1, tubing string in place after connecting pipeline pressure sit and hang and releasing equipment suspension packer 1, tripping in expansion tool is by expanded screen
3 distending of pipe.Upper operating is repeated, by top completion tubular column tripping in, sequence is horn mouth 17, is located connector 16, machine from bottom to up
Tool set packer 15, lower variable buckle 14, expandable screen 13, upper variable buckle 12 and hanging packer 11, tubing string in place after connecting pipeline
Pressure, which is sat, hangs and releasing equipment suspension packer 11, and tripping in expansion tool is by 13 distending of expandable screen, while by mechanical-set packer
15 set, and realize that upper and lower level completion tubular column separates.When the water outlet of lower layer's tubing string or other situations need to be shut to prevent shadow
When ringing upper layer tubing string, using coiled tubing or cable wire power tool by blanking plug down toward being located in connector 16, if any must
It only needs to salvage blanking plug when reopening.
Multiple expansion sand control screen well completion technique tubular pile in casing of the present invention, is mainly used in expandable screen after well-case perforating
In completion practice, when there are multiple substratums for reservoir, there is interlayer perhaps water layer or there are edge-bottom waters between layers, use
Expandable screen interval separation function may be implemented in the casing string, to realize that separate zone production function provides condition, can further mention
High expansion screen pipe completion technique applicability.
In conclusion the contents of the present invention are not limited in the above embodiments, the knowledgeable people in same area can
Can propose other embodiments easily within technological guidance's thought of the invention, but this embodiment is included in this hair
Within the scope of bright.
Claims (1)
1. multiple expansion sand control screen well completion technique tubular pile in a kind of casing, which is characterized in that including lower layer's completion tubular column
Completion tubular column is connected in sequence at least one upper layer, and upper and lower layer completion tubular column is relatively independent, and inside can be layered with tripping in
Mining tubular column, lower layer's completion tubular column are followed successively by screen casing guide shoe (8), lower variable buckle (4), expandable screen (3), upper variable buckle from bottom to top
(2) and hanging packer (1), upper layer completion tubular column are followed successively by hanging packer (11), upper variable buckle (12), expanded screen from top to bottom
Pipe (13), mechanical-set packer (15), is located connector (16) and horn mouth (17) at lower variable buckle (14)；Lower layer's completion tubular
Column: expandable screen (3) upper and lower ends are threadedly coupled by expandable screen goes up variable buckle (2) and lower variable buckle (4), on expandable screen (3)
End is connect by upper variable buckle (2) with hanging packer (1), and lower end is connect by lower variable buckle (4) with screen casing guide shoe (8)；On described
Layer completion tubular column: expandable screen (13) upper and lower ends are threadedly coupled upper variable buckle (12) and lower variable buckle (14) by expandable screen, swollen
Swollen screen casing (13) upper end is connect by upper variable buckle (12) with hanging packer (11), and lower end is set by lower variable buckle (14) with machinery
Packer (15) is connected, and mechanical-set packer (15) is connected by being located connector (16) with horn mouth (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710510990.7A CN107060703B (en) | 2017-06-28 | 2017-06-28 | Multiple expansion sand control screen well completion technique tubular pile in a kind of casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710510990.7A CN107060703B (en) | 2017-06-28 | 2017-06-28 | Multiple expansion sand control screen well completion technique tubular pile in a kind of casing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107060703A CN107060703A (en) | 2017-08-18 |
| CN107060703B true CN107060703B (en) | 2019-06-07 |
Family
ID=59613572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710510990.7A Active CN107060703B (en) | 2017-06-28 | 2017-06-28 | Multiple expansion sand control screen well completion technique tubular pile in a kind of casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107060703B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924903A (en) * | 2019-12-06 | 2020-03-27 | 中国石油集团渤海钻探工程有限公司 | Selective plugging process pipe column for screen pipe well completion |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500065B (en) * | 2019-09-20 | 2024-03-08 | 德州众凯石油科技有限公司 | Screen pipe structure capable of being floated and lowered into oil-gas well |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5954133A (en) * | 1996-09-12 | 1999-09-21 | Halliburton Energy Services, Inc. | Methods of completing wells utilizing wellbore equipment positioning apparatus |
| US7048048B2 (en) * | 2003-06-26 | 2006-05-23 | Halliburton Energy Services, Inc. | Expandable sand control screen and method for use of same |
| CN202900175U (en) * | 2012-07-26 | 2013-04-24 | 中国石油天然气股份有限公司 | Gas storage suspending pressure meter manometry completion pipe string |
| CN103758494B (en) * | 2014-01-10 | 2015-06-10 | 东营市福利德石油科技开发有限责任公司 | Horizontal well external staged fracturing sand control string and method |
| CN103726813B (en) * | 2014-01-13 | 2016-05-11 | 安东柏林石油科技（北京）有限公司 | In the outer packing ring of Oil/gas Well filter tubing string, set up the method for packing |
| CN203925434U (en) * | 2014-05-15 | 2014-11-05 | 中国石油天然气股份有限公司 | Underground natural gas storage tank horizontal well completion tubular pile |
| CN106401537A (en) * | 2016-11-16 | 2017-02-15 | 中国石油大学(华东) | Well completion pipe string of underground gas storage well and well completion method |
-
2017
- 2017-06-28 CN CN201710510990.7A patent/CN107060703B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924903A (en) * | 2019-12-06 | 2020-03-27 | 中国石油集团渤海钻探工程有限公司 | Selective plugging process pipe column for screen pipe well completion |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107060703A (en) | 2017-08-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103339346B (en) | For the method and apparatus completing multilevel well | |
| CN107060703B (en) | Multiple expansion sand control screen well completion technique tubular pile in a kind of casing | |
| CN109154186A (en) | Geothermal energy extracts underground system | |
| CN103429843B (en) | There is the flow control screen pipe assembly of reverse flow control ability | |
| CN103573230B (en) | A kind of selectivity production practice and its equipment | |
| US9140098B2 (en) | Downhole isolation and depressurization tool | |
| CN103643931A (en) | Completion and fracture integrated pipe column of offshore openhole horizontal well and construction method of pipe column | |
| CN103912257B (en) | A kind of dragging multiple fracturing device with pressure | |
| CN205445558U (en) | Novel double pump technology tubular column in pit | |
| CN204283371U (en) | Completion tubular column | |
| US3630640A (en) | Method and apparatus for gas-lift operations in oil wells | |
| CN207080211U (en) | A kind of hydraulic control multilevel hierarchy water injection string | |
| US7048059B2 (en) | Annulus pressure control system for subsea wells | |
| CN108368735A (en) | Downhole system | |
| US2972379A (en) | Pressure operated dual completion apparatus and method of positioning same in a well bore | |
| CN208564457U (en) | A kind of horizontal well multistage fracturing tubing string | |
| US9359856B2 (en) | Swellable packer in hookup nipple | |
| CN101649732A (en) | Sand recontrol technology without moving sand control pipe columns | |
| CN110359875A (en) | Extend airlift unit and method | |
| RU2726096C1 (en) | Method for completion of construction of production well with horizontal end of wellbore | |
| CN203822281U (en) | Under-pressure dragging type separate-layer fracturing device | |
| CN105089601B (en) | A kind of infinite stages sliding sleeve and process | |
| CN112177581B (en) | Repeated fracturing method for old well | |
| CN107476785A (en) | A kind of closed flow string of the double submersible electric pumps of Oil/gas Well series connection | |
| CN103321626A (en) | Fracture and sand prevention integrated completion pipe string and application method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210208 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Drilling Engineering Co.,Ltd. Address before: China Petroleum Tianjin building Bohai Drilling Engineering Co., Ltd., No. 83, Second Street, economic and Technological Development Zone, Binhai New Area, Tianjin, 300457 Patentee before: CNPC Bohai Drilling Engineering Co.,Ltd. |