CN205189849U - Carbon dioxide phase transition coal seam is sent and is split ware - Google Patents
Carbon dioxide phase transition coal seam is sent and is split ware Download PDFInfo
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- CN205189849U CN205189849U CN201520692825.4U CN201520692825U CN205189849U CN 205189849 U CN205189849 U CN 205189849U CN 201520692825 U CN201520692825 U CN 201520692825U CN 205189849 U CN205189849 U CN 205189849U
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Abstract
The utility model relates to a carbon dioxide phase transition coal seam is sent and is split ware, including barrel threaded connection valve body, characteristics lie in: two end screw thread connection of barrel let out in the area connector that explodes the hole, and the connector has the cable conductor and walks the line hole, and open barrel and two connector one sides has the cable slot who places the cable conductor. Because the cable conductor is in cable slot, or a cable conductor utmost point is in the barrel, other one barrel very, or the cable conductor is all in the barrel, the method of utilizing is provided simultaneously, send and split when drilling sending into carbon dioxide phase transition coal seam is sent and is split ware in the coal seam, can or directly push drilling with the rig rotation, avoided the cable conductor to cause the broken string when its external connection, without other special equipments, the degree of depth of sending into drilling is unrestricted, high reliability and high work efficiency, and strong reliability, adopt the spirochaeta structure, direct commentaries on classics is advanced the coal body and is reduced the link of drilling, the spirochaeta structure does benefit to row powder, closely inlay mutually with the coal body simultaneously, improve gaseous effort and thoroughly solved a difficult problem that only flies, and strong reliability.
Description
Technical field
The utility model relates to coal body fracturing, anti-reflection, protrusion-dispelling technology and device, particularly carbon dioxide phase transformation coal seam fracturing device and Application way.
Background technology
The method that current domestic employing carbon dioxide exploitation device carries out coal seam anti-reflection obtains certain applications, the method increase coal bed gas extraction efficiency, it is the innovative technology solving current coal mine gas drainage, the down-hole industry experiment data in early stage shows, carbon dioxide exploitation device is used to carry out the maximum left and right that increases by 500 of the anti-reflection rear coal bed gas extraction flow of fracturing, mash gas extraction concentration improves nearly about 15 times, can effectively shorten the extraction time, coal gas is discharged fast, and gas accident generation can be reduced, therefore, technology that carbon dioxide is anti-reflection is a key technology in gas control field, achieve effective extraction of lower permeability seam gas, enhance the technical guarantee that gas resources utilizes.But there is the problem in many application in current existing carbon dioxide exploitation device.
Present domestic general carbon dioxide exploitation device is all adopt the carbon dioxide of cardox company of Britain exploitation device to transform, by connector, single carbon dioxide exploitation device is connected in series, outside connecting cable, due to the reason of connecting line, can only manually or adopt instrument pushing tow carbon dioxide exploitation device in hole, because down-hole drilling is not straight line, and there is the reason such as cinder, collapse hole and cause current carbon dioxide exploitation device all cannot be encased in more than 50m in fracturing hole, and often there is cable line-outage contingency, efficiency is low, fault is many.In real work, coal seam is anti-reflection, and carbon dioxide exploitation device loading fracturing hole planted agent reaches about 100m or more.Be badly in need of one can when loading boring continuous cable, efficient, coal seam fracturing device and Application way reliably.
Utility model content
The purpose of this utility model is that overcoming prior art deficiency provides a kind of carbon dioxide phase transformation coal seam fracturing device and Application way.
The utility model solves the technical scheme that its technical problem adopts: provide a kind of carbon dioxide phase transformation coal seam fracturing device, comprise cylinder screw and connect valve body, feature is: cylindrical shell two ends are threaded and are with the connector in venting of dust explosion hole, connector is with cable cable hole, and cylindrical shell and two connector sides have the cable trunking placing cable.
Wherein: cylindrical shell one end and a connector contact site are placed with shearing sheet, valve body with prap, fill mouth, fill switch, valve body is also with the electro-heat equipment be positioned in cylindrical shell, and cylindrical shell one end and a connector contact site are also placed with red copper pad.
Wherein: the cable trunking resin material shutoff of placing cable, cable attachment plug placed by cylindrical shell two ends metallic channel, uses adhesive tape shutoff.
Be convenient to understand the Application way that following a kind of carbon dioxide phase transformation coal seam fracturing device is provided, comprising cylindrical shell 15 threaded one end is tightened on valve body 5, red copper pad 16 is put in cylindrical shell 15 other end and connector 2 contact site, shear sheet 17 rear thread to tighten, open and fill switch 71, full liquid carbon dioxide is filled from filling mouth 7, after closedown fills switch 71, the connector 2 of valve body 5 end is screwed at cylindrical shell 15, feature is: be 1. connected on prap 6 from cable cable hole 4 by cable 1, with cable attachment plug 12 connecting cable 1, with its cable trunking 18 of adhesive tape shutoff, all the other cable trunkings 18 of cable 1 are placed with resin material shutoff, form a carbon dioxide phase transformation coal seam fracturing device, 2. hole in Zhong Dayi coal seam, coal seam fracturing, a carbon dioxide phase transformation coal seam fracturing device one end portion is inserted boring, the other end is threaded another carbon dioxide phase transformation coal seam fracturing device, by cable attachment plug 12 connecting cable 1 its partial cables wire casing 18 of adhesive tape shutoff, rotate with rig or directly push boring, be threaded next carbon dioxide phase transformation coal seam fracturing device again, again by cable attachment plug 12 connecting cable 1 its partial cables wire casing 18 of adhesive tape shutoff, rotate with rig again or directly push boring, repeat this operation, inserting when the carbon dioxide phase transformation coal seam fracturing device quantity of holing reaches coal seam fracturing engine request stops this operating, connect by cable 1 and be electrically excited electro-heat equipment 14 and allow liquid carbon dioxide be phase-changed into gases at high pressure shearing sheet 17 is cut, gases at high pressure spray fracturing coal body from venting of dust explosion hole 3.
A kind of carbon dioxide phase transformation coal seam fracturing device, comprise cylindrical shell threaded one end and connect valve body, the cylindrical shell other end is threaded connector, valve body with filling mouth, fill switch, the electro-heat equipment be positioned in cylindrical shell, feature is: valve body also with the electrode upper end of connecting pin bores, a road cable, with cylindrical shell as the electrode terminal of another road cable, connector connects terminals, venting of dust explosion hole with the electrode lower end cable of connecting pin bores, cable, and the contact site of cylinder screw connection connector is provided with the metal shears section of connecting cable.
Wherein: metal shears section with sealed insulation cover as sealing mat, metal shears section two sides is provided with the electrode contact of connecting cable, electrode lower end, cable connect terminals, electrode upper end is placed with insulation ring set, and the cable in cylindrical shell is provided with cable attachment plug.
Wherein: be equipped with the conehead with electrode upper-end contact position tape insulation pad, also be equipped with groove on tape cable line electrode, connecting pin bores, connecting cable to open the connection slot of quick-fried line, connection cylindrical shell as the cable terminal stud of another road cable terminal stud slot, be equipped with the connecting pin supporting with connecting pin bores.
Wherein: can be positioned in cylindrical shell by bipolar cable, cylindrical shell is provided with conveyor screw.
Be convenient to understand the Application way that following a kind of carbon dioxide phase transformation coal seam fracturing device is provided, be characterised in that: 1. mainly use electrode terminal 101 by an Electrode connection on cylindrical shell 15, cylindrical shell 15 threaded one end is tightened on valve body 5, with being connected on the electrode contact 119 of metal shears section 17 one side after cable attachment plug 12 connecting cable 1, metal shears cuts into slices 17 another sides by electrode contact access cable 1, with cylindrical shell 15 and the connector 2 of being threaded, cable 1 connects terminals 27 with cable and connects, open and fill switch 71, full liquid carbon dioxide is filled from filling mouth 7, closedown fills switch 71, form a carbon dioxide phase transformation coal seam fracturing device, 2. hole in Zhong Dayi coal seam, coal seam fracturing, by connecting pin bores 117, the conehead 120 of tape insulation pad 135 is fixed on the valve body 5 of carbon dioxide phase transformation coal seam fracturing device with connecting pin, its carbon dioxide phase transformation coal seam fracturing device band conehead 120 one end portion is inserted boring, other end connecting pin connects another carbon dioxide phase transformation coal seam fracturing device by connecting pin bores 117, rotate with rig or directly push boring, another carbon dioxide phase transformation coal seam fracturing device is connected by connecting pin bores 117 again with connecting pin, rotate with rig again or directly push boring, repeat this operation, inserting when the carbon dioxide phase transformation coal seam fracturing device quantity of holing reaches coal seam fracturing engine request stops this operating, cable terminal stud 111 is connected on last carbon dioxide phase transformation coal seam fracturing device by connecting pin bores 117, connect by cable and be electrically excited electro-heat equipment 14 and allow liquid carbon dioxide be phase-changed into gases at high pressure shearing sheet 17 is cut, gases at high pressure spray fracturing coal body from venting of dust explosion hole 3.
The beneficial effects of the utility model are: because cable is in cable trunking, or cable one pole is in cylindrical shell, other one very cylindrical shell, or cable is all in cylindrical shell, provide Application way simultaneously, when carbon dioxide phase transformation coal seam fracturing device being sent into coal seam fracturing boring, can rotate with rig or directly push boring, avoid cable and cause broken string when its outside connection, without other equipment special, the degree of depth sending into boring is unrestricted, operating efficiency is high, reliability is strong, adopt leptospira structure, direct turn is entered coal body and reduces link of drilling, leptospira structure is beneficial to row's powder, simultaneously closely mutually embedding with coal body, improve gas load and thoroughly solve the difficult problem only flown, reliability is strong.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Fig. 1. the utility model is with wire casing structure schematic diagram;
Fig. 2. the utility model utilizes principle schematic with wire casing structure;
Fig. 3. the utility model is with inside cable line structure schematic diagram;
Fig. 4. the utility model utilizes principle schematic with inside cable line structure;
Fig. 5. the utility model cable terminal stud structure chart.
In figure: 1. cable, 2. connector, 3. venting of dust explosion hole, 4. cable cable hole, 5. valve body, 6. prap, 7. fill mouth, 12. cable attachment plugs, 14. electro-heat equipments, 15. cylindrical shells, 16. red copper pads, 17. shear sheet, 18. cable trunkings, 22. conveyor screws, 23. electrode lower ends, 27. terminals, 71. fill switch, 101. electrode terminal, 103. electrode upper ends, 111. cable terminal studs, groove on 116. electrodes, 117. connecting pin bores, 118. sealed insulation covers, 119. electrode contact, 120. conehead, 211. connect slot, 213. terminal stud slots, 135. felt pad.
Detailed description of the invention
Embodiment one
See Fig. 1, Fig. 2, a kind of carbon dioxide phase transformation coal seam fracturing device, comprise cylindrical shell 15 to be threaded valve body 5, feature is: cylindrical shell 15 two ends are threaded and are with the connector 2 in venting of dust explosion hole 3, connector 2 is with cable cable hole 4, and cylindrical shell 15 and two connector 2 sides have the cable trunking 18 placing cable 1.
Wherein: cylindrical shell 15 one end and connector 2 contact site are placed with shears sheet 17, valve body 5 with prap 6, fill mouth 7, fill switch 71, valve body 5 is also with the electro-heat equipment 14 be positioned in cylindrical shell 15, and cylindrical shell 15 one end and connector 2 contact site are also placed with red copper pad 16.
Embodiment two
See Fig. 1, Fig. 2, a kind of carbon dioxide phase transformation coal seam fracturing device, comprise cylindrical shell 15 to be threaded valve body 5, feature is: cylindrical shell 15 two ends are threaded and are with the connector 2 in venting of dust explosion hole 3, connector 2 is with cable cable hole 4, and cylindrical shell 15 and two connector 2 sides have the cable trunking 18 placing cable 1.
Wherein: cylindrical shell 15 one end and connector 2 contact site are placed with shears sheet 17, valve body 5 with prap 6, fill mouth 7, fill switch 71, valve body 5 is also with the electro-heat equipment 14 be positioned in cylindrical shell 15, and cylindrical shell 15 one end and connector 2 contact site are also placed with red copper pad 16.
Wherein: the cable trunking 18 resin material shutoff of placing cable 1, cable attachment plug 12 placed by cylindrical shell 15 two ends metallic channel 18, uses adhesive tape shutoff.
Be convenient to understand the Application way that following a kind of carbon dioxide phase transformation coal seam fracturing device is provided, comprising cylindrical shell 15 threaded one end is tightened on valve body 5, red copper pad 16 is put in cylindrical shell 15 other end and connector 2 contact site, shear sheet 17 rear thread to tighten, open and fill switch 71, full liquid carbon dioxide is filled from filling mouth 7, after closedown fills switch 71, the connector 2 of valve body 5 end is screwed at cylindrical shell 15, feature is: be 1. connected on prap 6 from cable cable hole 4 by cable 1, with cable attachment plug 12 connecting cable 1, with its cable trunking 18 of adhesive tape shutoff, all the other cable trunkings 18 of cable 1 are placed with resin material shutoff, form a carbon dioxide phase transformation coal seam fracturing device, 2. hole in Zhong Dayi coal seam, coal seam fracturing, a carbon dioxide phase transformation coal seam fracturing device one end portion is inserted boring, the other end is threaded another carbon dioxide phase transformation coal seam fracturing device, by cable attachment plug 12 connecting cable 1 its partial cables wire casing 18 of adhesive tape shutoff, rotate with rig or directly push boring, be threaded next carbon dioxide phase transformation coal seam fracturing device again, again by cable attachment plug 12 connecting cable 1 its partial cables wire casing 18 of adhesive tape shutoff, rotate with rig again or directly push boring, repeat this operation, inserting when the carbon dioxide phase transformation coal seam fracturing device quantity of holing reaches coal seam fracturing engine request stops this operating, connect by cable 1 and be electrically excited electro-heat equipment 14 and allow liquid carbon dioxide be phase-changed into gases at high pressure shearing sheet 17 is cut, gases at high pressure spray fracturing coal body from venting of dust explosion hole 3.
Embodiment three
See Fig. 3, Fig. 4, Fig. 5, a kind of carbon dioxide phase transformation coal seam fracturing device, comprise cylindrical shell 15 threaded one end and connect valve body 5, cylindrical shell 15 other end is threaded connector 2, valve body 5 is with filling mouth 7, fill switch 71, be positioned over the electro-heat equipment in cylindrical shell 15, feature is: valve body 5 is also with connecting pin bores 117, the electrode upper end 103 of one road cable 1, with the electrode terminal 101 of cylindrical shell 15 as another road cable, connector 2 is with connecting pin bores 117, electrode lower end 23 cable of cable 1 connects terminals 27, venting of dust explosion hole 3, the be threaded contact site of connector 2 of cylindrical shell 15 is provided with the metal shears section 17 of connecting cable 1.
Wherein: metal shears section 17 sealed insulation overlaps 118 as sealing mat, metal shears 17 two sides of cutting into slices are provided with the electrode contact 119 of connecting cable 1, electrode lower end 23, cable connect terminals 27, electrode upper end 103 place is placed with insulation ring set, and the cable in cylindrical shell 15 is provided with cable attachment plug 12.
Embodiment four
See Fig. 3, Fig. 4, Fig. 5, a kind of carbon dioxide phase transformation coal seam fracturing device, comprise cylindrical shell 15 threaded one end and connect valve body 5, cylindrical shell 15 other end is threaded connector 2, valve body 5 is with filling mouth 7, fill switch 71, be positioned over the electro-heat equipment in cylindrical shell 15, feature is: valve body 5 is also with connecting pin bores 117, the electrode upper end 103 of one road cable 1, with the electrode terminal 101 of cylindrical shell 15 as another road cable, connector 2 is with connecting pin bores 117, electrode lower end 23 cable of cable 1 connects terminals 27, venting of dust explosion hole 3, the be threaded contact site of connector 2 of cylindrical shell 15 is provided with the metal shears section 17 of connecting cable 1.
Wherein: metal shears section 17 sealed insulation overlaps 118 as sealing mat, metal shears 17 two sides of cutting into slices are provided with the electrode contact 119 of connecting cable 1, electrode lower end 23, cable connect terminals 27, electrode upper end 103 place is placed with insulation ring set, and the cable in cylindrical shell 15 is provided with cable attachment plug 12.
Wherein: be equipped with the conehead 120 with contact site, electrode upper end 103 tape insulation pad 135, also be equipped with groove 116 on tape cable line electrode, connecting pin bores 117, connecting cable to open the connection slot 211 of quick-fried line, connection cylindrical shell 15 as the cable terminal stud 111 of another road cable terminal stud slot 213, be equipped with the connecting pin supporting with connecting pin bores 117.
Embodiment five
See Fig. 3, Fig. 4, Fig. 5, a kind of carbon dioxide phase transformation coal seam fracturing device, comprise cylindrical shell 15 threaded one end and connect valve body 5, cylindrical shell 15 other end is threaded connector 2, valve body 5 is with filling mouth 7, fill switch 71, be positioned over the electro-heat equipment in cylindrical shell 15, feature is: valve body 5 is also with connecting pin bores 117, the electrode upper end 103 of one road cable 1, with the electrode terminal 101 of cylindrical shell 15 as another road cable, connector 2 is with connecting pin bores 117, electrode lower end 23 cable of cable 1 connects terminals 27, venting of dust explosion hole 3, the be threaded contact site of connector 2 of cylindrical shell 15 is provided with the metal shears section 17 of connecting cable 1.
Wherein: metal shears section 17 sealed insulation overlaps 118 as sealing mat, metal shears 17 two sides of cutting into slices are provided with the electrode contact 119 of connecting cable 1, electrode lower end 23, cable connect terminals 27, electrode upper end 103 place is placed with insulation ring set, and the cable in cylindrical shell 15 is provided with cable attachment plug 12.
Wherein: be equipped with the conehead 120 with contact site, electrode upper end 103 tape insulation pad 135, also be equipped with groove 116 on tape cable line electrode, connecting pin bores 117, connecting cable to open the connection slot 211 of quick-fried line, connection cylindrical shell 15 as the cable terminal stud 111 of another road cable terminal stud slot 213, be equipped with the connecting pin supporting with connecting pin bores 117.
Wherein: can be positioned in cylindrical shell by bipolar cable, cylindrical shell 15 is provided with conveyor screw 22.
Be convenient to understand the Application way that following a kind of carbon dioxide phase transformation coal seam fracturing device is provided, be characterised in that: 1. mainly use electrode terminal 101 by an Electrode connection on cylindrical shell 15, cylindrical shell 15 threaded one end is tightened on valve body 5, with being connected on the electrode contact 119 of metal shears section 17 one side after cable attachment plug 12 connecting cable 1, metal shears cuts into slices 17 another sides by electrode contact access cable 1, with cylindrical shell 15 and the connector 2 of being threaded, cable 1 connects terminals 27 with cable and connects, open and fill switch 71, full liquid carbon dioxide is filled from filling mouth 7, closedown fills switch 71, form a carbon dioxide phase transformation coal seam fracturing device, 2. hole in Zhong Dayi coal seam, coal seam fracturing, by connecting pin bores 117, the conehead 120 of tape insulation pad 135 is fixed on the valve body 5 of carbon dioxide phase transformation coal seam fracturing device with connecting pin, its carbon dioxide phase transformation coal seam fracturing device band conehead 120 one end portion is inserted boring, other end connecting pin connects another carbon dioxide phase transformation coal seam fracturing device by connecting pin bores 117, rotate with rig or directly push boring, another carbon dioxide phase transformation coal seam fracturing device is connected by connecting pin bores 117 again with connecting pin, rotate with rig again or directly push boring, repeat this operation, inserting when the carbon dioxide phase transformation coal seam fracturing device quantity of holing reaches coal seam fracturing engine request stops this operating, cable terminal stud 111 is connected on last carbon dioxide phase transformation coal seam fracturing device by connecting pin bores 117, connect by cable and be electrically excited electro-heat equipment 14 and allow liquid carbon dioxide be phase-changed into gases at high pressure shearing sheet 17 is cut, gases at high pressure spray fracturing coal body from venting of dust explosion hole 3.
Claims (9)
1. a carbon dioxide phase transformation coal seam fracturing device, comprise cylinder screw and connect valve body, be characterised in that: cylindrical shell two ends are threaded and are with the connector in venting of dust explosion hole, and connector is with cable cable hole, and cylindrical shell and two connector sides have the cable trunking placing cable.
2. a kind of carbon dioxide phase transformation coal seam according to claim 1 fracturing device, it is characterized in that: cylindrical shell one end and a connector contact site are placed with shearing sheet, valve body with prap, fill mouth, fill switch, valve body is also with the electro-heat equipment be positioned in cylindrical shell, and cylindrical shell one end and a connector contact site are also placed with red copper pad.
3. a kind of carbon dioxide phase transformation coal seam according to claim 1 fracturing device, is characterized in that: the cable trunking resin material shutoff of placing cable, and cable attachment plug placed by cylindrical shell two ends metallic channel, uses adhesive tape shutoff.
4. a kind of carbon dioxide phase transformation coal seam according to claim 2 fracturing device, is characterized in that: the cable trunking resin material shutoff of placing cable, and cable attachment plug placed by cylindrical shell two ends metallic channel, uses adhesive tape shutoff.
5. a carbon dioxide phase transformation coal seam fracturing device, comprise cylindrical shell threaded one end and connect valve body, the cylindrical shell other end is threaded connector, valve body with filling mouth, fill switch, the electro-heat equipment be positioned in cylindrical shell, be characterised in that: valve body also with the electrode upper end of connecting pin bores, a road cable, with cylindrical shell as the electrode terminal of another road cable, connector connects terminals, venting of dust explosion hole with the electrode lower end cable of connecting pin bores, cable, and the contact site of cylinder screw connection connector is provided with the metal shears section of connecting cable.
6. a kind of carbon dioxide phase transformation coal seam according to claim 5 fracturing device, it is characterized in that: metal shears section sealed insulation cover is as sealing mat, metal shears section two sides is provided with the electrode contact of connecting cable, electrode lower end, cable connect terminals, electrode upper end is placed with insulation ring set, and the cable in cylindrical shell is provided with cable attachment plug.
7. a kind of carbon dioxide phase transformation coal seam according to claim 5 fracturing device, it is characterized in that: be equipped with the conehead with electrode upper-end contact position tape insulation pad, also be equipped with groove on tape cable line electrode, connecting pin bores, connecting cable to open the connection slot of quick-fried line, connection cylindrical shell as the cable terminal stud of another road cable terminal stud slot, be equipped with the connecting pin supporting with connecting pin bores.
8. a kind of carbon dioxide phase transformation coal seam according to claim 6 fracturing device, it is characterized in that: be equipped with the conehead with electrode upper-end contact position tape insulation pad, also be equipped with groove on tape cable line electrode, connecting pin bores, connecting cable to open the connection slot of quick-fried line, connection cylindrical shell as the cable terminal stud of another road cable terminal stud slot, be equipped with the connecting pin supporting with connecting pin bores.
9. any one the carbon dioxide phase transformation coal seam fracturing device according to claim 5-8, is characterized in that: can be positioned in cylindrical shell by bipolar cable, cylindrical shell is provided with conveyor screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692825.4U CN205189849U (en) | 2015-09-02 | 2015-09-02 | Carbon dioxide phase transition coal seam is sent and is split ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692825.4U CN205189849U (en) | 2015-09-02 | 2015-09-02 | Carbon dioxide phase transition coal seam is sent and is split ware |
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| Publication Number | Publication Date |
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| CN205189849U true CN205189849U (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520692825.4U Active CN205189849U (en) | 2015-09-02 | 2015-09-02 | Carbon dioxide phase transition coal seam is sent and is split ware |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105401930A (en) * | 2015-09-02 | 2016-03-16 | 煤科集团沈阳研究院有限公司 | Carbon dioxide phase change coal seam fracturing device and utilization method |
| CN106194143A (en) * | 2016-09-22 | 2016-12-07 | 贵州致裂科技有限公司 | Carbon dioxide sends and splits ware |
| CN106223921A (en) * | 2016-09-22 | 2016-12-14 | 贵州致裂科技有限公司 | A kind of gas fracturing device |
| CN106978996A (en) * | 2017-03-21 | 2017-07-25 | 太原理工大学 | Automatic energy storage high pressure fluid injection CO2Phase conversion pulse coal and rock fracturing device |
| CN113390298A (en) * | 2021-06-10 | 2021-09-14 | 河南理工大学 | CO (carbon monoxide)2Series circuit connecting device of fracturing device |
-
2015
- 2015-09-02 CN CN201520692825.4U patent/CN205189849U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105401930A (en) * | 2015-09-02 | 2016-03-16 | 煤科集团沈阳研究院有限公司 | Carbon dioxide phase change coal seam fracturing device and utilization method |
| CN106194143A (en) * | 2016-09-22 | 2016-12-07 | 贵州致裂科技有限公司 | Carbon dioxide sends and splits ware |
| CN106223921A (en) * | 2016-09-22 | 2016-12-14 | 贵州致裂科技有限公司 | A kind of gas fracturing device |
| CN106194143B (en) * | 2016-09-22 | 2019-05-07 | 贵州致裂科技有限公司 | Carbon dioxide sends and splits ware |
| CN106223921B (en) * | 2016-09-22 | 2019-05-10 | 贵州致裂科技有限公司 | A kind of gas fracturing device |
| CN106978996A (en) * | 2017-03-21 | 2017-07-25 | 太原理工大学 | Automatic energy storage high pressure fluid injection CO2Phase conversion pulse coal and rock fracturing device |
| CN113390298A (en) * | 2021-06-10 | 2021-09-14 | 河南理工大学 | CO (carbon monoxide)2Series circuit connecting device of fracturing device |
| CN113390298B (en) * | 2021-06-10 | 2023-03-31 | 河南理工大学 | CO (carbon monoxide) 2 Series circuit connecting device of fracturing device |
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