CN201165866Y - Horizontal well division and combination extracting pipe column - Google Patents
Horizontal well division and combination extracting pipe column Download PDFInfo
- Publication number
- CN201165866Y CN201165866Y CNU2008200790876U CN200820079087U CN201165866Y CN 201165866 Y CN201165866 Y CN 201165866Y CN U2008200790876 U CNU2008200790876 U CN U2008200790876U CN 200820079087 U CN200820079087 U CN 200820079087U CN 201165866 Y CN201165866 Y CN 201165866Y
- Authority
- CN
- China
- Prior art keywords
- pipe
- string
- packer
- adopted
- sand control
- 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
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
A separate and mutual production pipe string of horizontal wells aims at overcoming the shortcoming that an existing pipe string of a horizontal well for production from separate zones can not produce oil from two multiple zones simultaneously. The separate and mutual production pipe string of horizontal wells disposes a liner pipe string (30) in a borehole, a production string (40) is installed in the liner pipe string (30), a blind plug (23) of the liner pipe string (30), a sand control screen pipe II (22), a packer (21), a sealed bore (26), a blind pipe (19), a sand control screen pipe I (17), a packer (15), a sleeve pipe (14), a liner hanger (8) and a tie-back casing (2) are sequentially connected from down to up, a plug-in sealing device (20) of the production string (40), an oil pipe (18), a ball seat (13), a housed pipe nipple (12), a production sliding sleeve (11), a packer (10) and a well killing sliding sleeve (9) are sequentially connected from down to up, and the plug-in sealing device (20) is positioned in a sealed bore (14) of the liner pipe string (30). The separate and mutual production pipe string of horizontal wells has the advantage of meeting requirements on separate and mutual production from different zones with one pipe string.
Description
Affiliated technical field
The utility model relates to a kind of horizontal wells tubing string of oil and gas development operation, particularly relates to a kind of horizontal well branch and adopts to close and adopt tubing string, also is fit to ladder horizontal well branch and adopts to close and adopt tubing string.
Background technology
Disclosed Chinese utility model patent on October 27th, 2004 " selective sand control production practice tubing string ", the branch of horizontal well hanging packer bottom is adopted tubing string, is separately installed with sand screen at 2 producing intervals, and the two ends of sand screen are equipped with centralizer; 2 middle isolated intervals of sand screen carry out packing by 2 two-way cup packers, between 2 packers control valve are installed; Control valve is the pumping piston type, has the function of ball-and-seat; The tubing string lower end is equipped with plug shutoff tubing string.This technology can realize sealing up the mining operations of adopting two ends in the middle of adopting down, sealing by the duty of control valve.Operations such as this Technology Need well cementation, perforation, operation process is complicated, and the liquid of extraction flows out from same oil pipe, can not satisfy the operation needs of exploiting 2 oil reservoirs simultaneously.
The utility model content
For overcome the operation process that existing horizontal well separate zone production working string exists complicated, can not satisfy the deficiency of exploiting 2 oil reservoir operation needs simultaneously, the utility model provides a kind of horizontal well branch to adopt to close and adopts tubing string, and the branch that can be widely used in horizontal well, ladder horizontal well is adopted/closed and adopts operation.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the horizontal well branch is adopted to close and is adopted tubing string and comprise sleeve pipe, oil pipe, packer, sand control screen, blind plugging, straight well section casing cementing, net horizontal section is an open hole well, net horizontal section has 2 production ranges, sand control screen is installed in the production range position, the tubing string end is equipped with blind plugging, and tail pipe pipe string is installed in well, is equipped with in the tail pipe pipe string to produce the pipe string; The blind plugging of tail pipe pipe string, sand control screen II, packer, sealing drum, blind pipe, sand control screen I, packer, sleeve pipe, extension hanger, tie-back casing connect from the bottom to top successively; Produce the pipe string plug-in type sealing device, oil pipe, ball seat, be located pipe nipple, produce sliding sleeve, packer, kill-job sliding sleeve and connect successively from the bottom to top; Sand control screen I is positioned at payzone I, and sand control screen II is positioned at payzone II; The plug-in type sealing device is positioned at the sealing drum of tail pipe pipe string.
The beneficial effects of the utility model are, reasonable in design, easy to operate, reliable operation, and one-trip string is finished mining operations, has saved the operating cost of a lower tubular column; Select the exploitation of different oil reservoirs by steel wire operation, the operation needs of adopting different oil reservoirs are adopted/closed to satisfied branch; Adopt hydraulic way to finish setting of packer and deblocking, reduced the steel wire operation number of times, reduced task difficulty.
Description of drawings
Fig. 1 is that the utility model horizontal well branch is adopted to close and adopted the tubular column structure schematic diagram.
Fig. 2 is that the utility model the 2nd embodiment ladder horizontal well branch is adopted to close and adopted the tubular column structure schematic diagram.
Among the figure: 1. tubing hanger, 2. tie-back casing, 3. safety valve control pipeline, 4. safety valve complement, 5. oil pipe, 6. sleeve pipe, 7. expansion coupling, 8. extension hanger, 9. kill-job sliding sleeve, 10. packer, 11. produce sliding sleeves, and 12. are located pipe nipple, 13. ball seat, 14. sleeve pipes, 15. packers, 16. net horizontal section, 17. sand control screen I, 18. oil pipes, 19. blind pipe, 20. plug-in type sealing devices, 21. packers, 22. sand control screen II, 23. blind pluggings, 24. payzone I, 25. payzone II, 26. sealing drums, 30. tail pipe pipe strings, 31. the straight well section, 32. ladder horizontal well transition well sections, 40. produce the pipe string.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing 1, accompanying drawing 2 and embodiment.
The utility model horizontal well branch is adopted to close and is adopted tubing string, comprises sleeve pipe 6, oil pipe 5, packer 10, sand control screen I17, sand control screen II22, blind plugging 23,6 well cementation of straight well section 31 usefulness sleeve pipes, and net horizontal section 16 is a barefoot interval; Net horizontal section 16 has 2 production ranges, is respectively payzone I24 and payzone II25; Tail pipe pipe string 30 is installed in well, is equipped with in the tail pipe pipe string 30 and produces pipe string 40.
The blind plugging 23 of tail pipe pipe string 30, sand control screen II22, packer 21, sealing drum 26, blind pipe 19, sand control screen I 17, packer 15, sleeve pipe 14, extension hanger 8, tie-back casing 2 connect from the bottom to top successively.Sand control screen I 17 is positioned at payzone I 24 well sections, and sand control screen II22 is positioned at payzone II25 well section.Tie-back casing 2 is positioned at straight well section 31, and extension hanger 8 is installed on the tie-back casing 2.Packer 15 and packer 21 are selected for use and met oily swell packers is good, is convenient to realize in open-hole horizontal well section 16 sealing; Packer 15 and packer 21 and open-hole horizontal well section 16 forms the sealing annular space of corresponding payzone I 24, realizes the separation of payzone I 24 and payzone II25 and straight well section 31 annular spaces.
Produce pipe string 40 plug-in type sealing device 20, oil pipe 18, ball seat 13, be located pipe nipple 12, produce sliding sleeve 11, packer 10, kill-job sliding sleeve 9 and connect successively from the bottom to top.The middle sealing drum 14 that is positioned at tail pipe pipe string 30 for the plug-in type sealing device 20 of through hole, its cylindrical and sealing drum 14 endoporus form sealing, and the packer 10 on plug-in type sealing device 20, blind pipe 19, oil pipe 18 and production pipe string 40 tops forms the sealing annular space of corresponding payzone I 24.Packer 10 can be selected the cannula type hydraulic packer for use.
Kill-job sliding sleeve 9 tops that produce pipe string 40 also are connected with oil pipe 5, safety valve complement 4, safety valve control pipeline 3 from the bottom to top in turn, and pipe string top is connected with tubing hanger 1.Producing pipe string 40 tops installation expansion coupling 7, be used to compensate because the variation of temperature and pressure causes the flexible of tubing length.
Application the utility model horizontal well branch is adopted to close and is adopted the tubing string operation, at first is lowered to tail pipe pipe string 30, and the back that puts in place is to sleeve pipe 6 well cementation, and tieback replaces slurry (selecting the bottom for starching pipe according to the insertion sealing drum) behind the plate of eliminating illiteracy; Be lowered to then and produce pipe string 40, plug-in type sealing device 20 inserts in the sealing drum 26, forms sealing; Set the oily swell packers 15 of chance and meet oily swell packers 21 for the light oil expansion, set packer 10, and test envelope, drive a well and ask product.
Divide when adopting operation, close and produce sliding sleeve 11, keep oil pipe 18 latus rectums, carry out payzone II25 mining operations; In being located pipe nipple 12, drop into blanking plug, open with steel wire operation and produce sliding sleeve 11, carry out the mining operations of payzone I 24.
Close when adopting operation, steel wire operation takes out blanking plug, and oil pipe 18 to the oil pipe 5 on top be a latus rectum, opens production sliding sleeve 11, can realize that two payzones of payzone I 24, payzone II25 exploit simultaneously.
The utility model horizontal well branch is adopted to close and is adopted the branch that tubing string not only can be applied to 2 payzones in the light water horizontal well and adopt, close and adopt operation, also be applicable to the mining operations of different payzones in the ladder horizontal well, ladder horizontal well transition well section 32 places of two-layer centre adopt oil pipe 18 to get final product in the ladder horizontal well.
The utility model horizontal well branch is adopted and is closed that to adopt design of string pipe reasonable, and it is strong that hydraulic packer hangs ability, permanent grappling, and the life-span is long; Single time operation, pitching seat envelope, hydraulic packer locking sealing and top oil pipe can trip out and insert again; Meet oily swell packers and sand control screen and can effectively realize the sand control purpose; A lower tubular column operating cost has been saved in the one-trip string operation; Can select branch to adopt/close by steel wire operation and adopt the mining operations form; Adopt hydraulic way to finish setting of packer and deblocking, reduce the steel wire operation number of times, reduce task difficulty, the branch that can be widely used in horizontal well, ladder horizontal well is adopted/is closed and adopts operation.
Claims (4)
1. a horizontal well branch is adopted to close and is adopted tubing string, comprise sleeve pipe, oil pipe, packer, sand control screen, blind plugging, straight well section casing cementing, net horizontal section is an open hole well, net horizontal section has 2 production ranges, and sand control screen is installed in the production range position, and the tubing string end is equipped with blind plugging, it is characterized in that: tail pipe pipe string (30) is installed in well, is equipped with in the tail pipe pipe string (30) and produces pipe string (40);
The blind plugging (23) of tail pipe pipe string (30), sand control screen II (22), packer (21), sealing drum (26), blind pipe (19), sand control screen I (17), packer (15), sleeve pipe (14), extension hanger (8), tie-back casing (2) connect from the bottom to top successively;
Produce pipe string (40) plug-in type sealing device (20), oil pipe (18), ball seat (13), be located pipe nipple (12), produce sliding sleeve (11), packer (10), kill-job sliding sleeve (9) and connect successively from the bottom to top;
Sand control screen I (17) is positioned at payzone I (24); Sand control screen II (22) is positioned at payzone II (25); Plug-in type sealing device (20) is positioned at the sealing drum (14) of tail pipe pipe string (30).
2. horizontal well branch according to claim 1 is adopted to close and adopted tubing string, it is characterized in that: described tie-back casing (2) is positioned at straight well section (31), and extension hanger (8) is installed on the tie-back casing (2).
3. horizontal well branch according to claim 2 is adopted to close and adopted tubing string, it is characterized in that: described packer (15), packer (21) are for meeting oily swell packers.
4. horizontal well branch according to claim 2 is adopted to close and adopted tubing string, it is characterized in that: described packer (10) is the cannula type hydraulic packer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200790876U CN201165866Y (en) | 2008-03-04 | 2008-03-04 | Horizontal well division and combination extracting pipe column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200790876U CN201165866Y (en) | 2008-03-04 | 2008-03-04 | Horizontal well division and combination extracting pipe column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201165866Y true CN201165866Y (en) | 2008-12-17 |
Family
ID=40191252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200790876U Expired - Lifetime CN201165866Y (en) | 2008-03-04 | 2008-03-04 | Horizontal well division and combination extracting pipe column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201165866Y (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022104A (en) * | 2010-11-06 | 2011-04-20 | 大庆油田有限责任公司 | Open-hole packer for open-hole horizontal well and preset connector fracturing well completion method |
| CN102383764A (en) * | 2010-09-01 | 2012-03-21 | 大港油田集团有限责任公司 | Sand-blocking-preventing oil-extraction production tubular column |
| CN102536172A (en) * | 2012-02-23 | 2012-07-04 | 石云夫 | Sectional production tubular pile for horizontal well |
| CN102758599A (en) * | 2012-08-03 | 2012-10-31 | 中国海洋石油总公司 | Separate mining and combined mining pipe column for sieve pipe well completion horizontal well and mining method thereof |
| CN103573229A (en) * | 2012-07-24 | 2014-02-12 | 中国海洋石油总公司 | Open hole oil production technology and separated pipe string |
| CN104453801A (en) * | 2014-04-29 | 2015-03-25 | 贵州省煤层气页岩气工程技术研究中心 | Composite coal-formed gas reservoir commingling production method and screen pipe special for same |
| CN105134141A (en) * | 2015-08-25 | 2015-12-09 | 中国石油天然气股份有限公司 | Process pipe column |
| CN105545221A (en) * | 2016-03-04 | 2016-05-04 | 中国石油化工股份有限公司江汉油田分公司石油工程技术研究院 | Shale gas well no-killing production tubular column capable of being lifted up and put down under no pressure and construction method |
| CN107939358A (en) * | 2017-11-28 | 2018-04-20 | 中国石油化工股份有限公司 | Carbonate rock hydrocarbon reservoir open hole completion tubing string and post-processing method |
| CN108699894A (en) * | 2016-03-23 | 2018-10-23 | 哈里伯顿能源服务公司 | Heavy caliber running tool quick lock in adapter |
| CN108798539A (en) * | 2017-05-05 | 2018-11-13 | 中国石油化工股份有限公司 | Horizontal well sand control commingled column |
| CN109236186A (en) * | 2018-10-30 | 2019-01-18 | 中国石油大学(华东) | New well drilling casing and big wellbore multilateral well quick drill completion method |
| CN109267943A (en) * | 2017-07-17 | 2019-01-25 | 中国石油化工股份有限公司华北油气分公司石油工程技术研究院 | A kind of tieback string |
| CN110107230A (en) * | 2019-05-17 | 2019-08-09 | 张强 | The layering gas recovery device of the double-deck tubing string |
| CN110630227A (en) * | 2019-10-22 | 2019-12-31 | 东营市瑞丰石油技术发展有限责任公司 | Running tool, layered oil production pipe column and layered oil production pipe column running method |
| CN111997578A (en) * | 2019-05-27 | 2020-11-27 | 中国石油天然气股份有限公司 | Well completion device and method for horizontal well repeated fracturing |
| US11359464B2 (en) * | 2016-12-06 | 2022-06-14 | Total E&P Danmark A/S | Methods and apparatus for creating wellbores |
-
2008
- 2008-03-04 CN CNU2008200790876U patent/CN201165866Y/en not_active Expired - Lifetime
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102383764A (en) * | 2010-09-01 | 2012-03-21 | 大港油田集团有限责任公司 | Sand-blocking-preventing oil-extraction production tubular column |
| CN102022104B (en) * | 2010-11-06 | 2013-08-14 | 大庆油田有限责任公司 | Open-hole packer for open-hole horizontal well and preset connector fracturing well completion method |
| CN102022104A (en) * | 2010-11-06 | 2011-04-20 | 大庆油田有限责任公司 | Open-hole packer for open-hole horizontal well and preset connector fracturing well completion method |
| CN102536172A (en) * | 2012-02-23 | 2012-07-04 | 石云夫 | Sectional production tubular pile for horizontal well |
| CN103573229B (en) * | 2012-07-24 | 2016-12-21 | 中国海洋石油总公司 | A kind of bore hole DP technology and separation tubing string thereof |
| CN103573229A (en) * | 2012-07-24 | 2014-02-12 | 中国海洋石油总公司 | Open hole oil production technology and separated pipe string |
| CN102758599A (en) * | 2012-08-03 | 2012-10-31 | 中国海洋石油总公司 | Separate mining and combined mining pipe column for sieve pipe well completion horizontal well and mining method thereof |
| CN104453801A (en) * | 2014-04-29 | 2015-03-25 | 贵州省煤层气页岩气工程技术研究中心 | Composite coal-formed gas reservoir commingling production method and screen pipe special for same |
| CN105134141A (en) * | 2015-08-25 | 2015-12-09 | 中国石油天然气股份有限公司 | Process pipe column |
| CN105545221B (en) * | 2016-03-04 | 2017-11-24 | 中国石油化工股份有限公司江汉油田分公司石油工程技术研究院 | A kind of shale gas well no killing well is not with pressure to remove flow string and construction method |
| CN105545221A (en) * | 2016-03-04 | 2016-05-04 | 中国石油化工股份有限公司江汉油田分公司石油工程技术研究院 | Shale gas well no-killing production tubular column capable of being lifted up and put down under no pressure and construction method |
| CN108699894A (en) * | 2016-03-23 | 2018-10-23 | 哈里伯顿能源服务公司 | Heavy caliber running tool quick lock in adapter |
| US11359464B2 (en) * | 2016-12-06 | 2022-06-14 | Total E&P Danmark A/S | Methods and apparatus for creating wellbores |
| CN108798539A (en) * | 2017-05-05 | 2018-11-13 | 中国石油化工股份有限公司 | Horizontal well sand control commingled column |
| CN108798539B (en) * | 2017-05-05 | 2024-05-24 | 中国石油化工股份有限公司 | Sand-proof combined production string for horizontal well |
| CN109267943A (en) * | 2017-07-17 | 2019-01-25 | 中国石油化工股份有限公司华北油气分公司石油工程技术研究院 | A kind of tieback string |
| CN107939358A (en) * | 2017-11-28 | 2018-04-20 | 中国石油化工股份有限公司 | Carbonate rock hydrocarbon reservoir open hole completion tubing string and post-processing method |
| CN109236186A (en) * | 2018-10-30 | 2019-01-18 | 中国石油大学(华东) | New well drilling casing and big wellbore multilateral well quick drill completion method |
| CN109236186B (en) * | 2018-10-30 | 2020-03-06 | 中国石油大学(华东) | Well drilling casing and rapid well drilling and completion method for multilateral well of large well |
| CN110107230A (en) * | 2019-05-17 | 2019-08-09 | 张强 | The layering gas recovery device of the double-deck tubing string |
| CN111997578A (en) * | 2019-05-27 | 2020-11-27 | 中国石油天然气股份有限公司 | Well completion device and method for horizontal well repeated fracturing |
| CN110630227B (en) * | 2019-10-22 | 2024-05-03 | 东营市瑞丰石油技术发展有限责任公司 | Running tool, layered oil production string and layered oil production string running method |
| CN110630227A (en) * | 2019-10-22 | 2019-12-31 | 东营市瑞丰石油技术发展有限责任公司 | Running tool, layered oil production pipe column and layered oil production pipe column running method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201165866Y (en) | Horizontal well division and combination extracting pipe column | |
| CN101787854B (en) | Subsection well completion system of bottom water reservoir horizontal well | |
| CN106194131B (en) | It is spaced CO between multistage fracturing horizontal well seam2Oil flooding method | |
| CN101624904B (en) | Open hole completion well sand resistant pipe string of sidetracking branch well and inserting type acid cleaning filling inner pipe string thereof | |
| CN201705219U (en) | Lateral drilling gravel pack completion string | |
| CN201363112Y (en) | Well cleaning and inflating integrated device used for screen tube sublevel well completion | |
| CN201212387Y (en) | Gas injection, gas production and brine discharge integration process pipe column for underground gas storage | |
| CN201273188Y (en) | Integrated water exploration pipe column of casing tube well-completion horizontal well | |
| US3050121A (en) | Well apparatus and method | |
| CN103015955A (en) | Open-hole horizontal well multi-cluster sliding sleeve staged fracturing string and fracturing method thereof | |
| AU2012377369A1 (en) | Completing long, deviated wells | |
| CN103643931A (en) | Completion and fracture integrated pipe column of offshore openhole horizontal well and construction method of pipe column | |
| CN105822253A (en) | Bushing sliding sleeve and hydraulic bridge plug combined type completion pipe string and rapid fracturing method | |
| CN204532234U (en) | Sliding sleeve of bushing and waterpower bridging plug combined type completion tubular column | |
| CN203321480U (en) | Cased hole completion multi-stage fracturing horizontal well selective mining pipe column | |
| CN202531037U (en) | Segregated completion tubular column of bottom water tight gas reservoir horizontal well | |
| CN201915916U (en) | Separate-layer fracturing sand control string | |
| CN201486538U (en) | Sand prevention pipe string used for open-hole well completion of side-drilled multilateral well and plug-in type acid cleaning filling inner pipe string thereof | |
| CN107387020A (en) | A kind of common device for picking of two gas | |
| CN102278101B (en) | Subdivided layer watered oil extraction pipe column | |
| CN201924839U (en) | Primary production string | |
| CN110748293A (en) | Multilateral well open hole completion method | |
| CN203175503U (en) | Tubular column for safety production in fluid producing and injecting process through one well of offshore oilfield | |
| CN109138932A (en) | A kind of chemical packer segmentation control water completion method of straight well filling combination | |
| CN103321626B (en) | A kind of fracturing sand control integration completion tubular column and application process thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081217 |