CN218522625U - Oil development drilling equipment - Google Patents
Oil development drilling equipment Download PDFInfo
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- CN218522625U CN218522625U CN202222742120.1U CN202222742120U CN218522625U CN 218522625 U CN218522625 U CN 218522625U CN 202222742120 U CN202222742120 U CN 202222742120U CN 218522625 U CN218522625 U CN 218522625U
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- rod
- soil
- awl
- insert
- extrusion
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- 238000005553 drilling Methods 0.000 title claims abstract description 31
- 239000002689 soil Substances 0.000 claims abstract description 55
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000001125 extrusion Methods 0.000 claims description 26
- 230000006835 compression Effects 0.000 claims description 15
- 238000007906 compression Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 7
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 7
- 241001330002 Bambuseae Species 0.000 abstract description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 7
- 239000011425 bamboo Substances 0.000 abstract description 7
- 230000008859 change Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000005728 strengthening Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an oil exploitation drilling device, which belongs to the technical field of oil exploitation, and aims at the problem that the device is easy to be vibrated to displace in the drilling process so as to influence the exploitation efficiency, the device comprises a movable base, a bearing frame, a lifting plate and a drill rod, wherein wheels are arranged at four corners of the bottom surface of the movable base, and a reinforcing mechanism is arranged at one side of the bearing frame, which is far away from the lifting plate; the utility model discloses an insert the setting of soil awl and adjusting part, treat that the removal base removes when appointed drilling region, the user of service can twist and change carousel in the strengthening mechanism for insert soil awl and insert the soil layer depths, can strengthen the fixed effect of removal base subaerial, prevent to lead to equipment to take place the displacement because of the vibration of machine at the during operation, and utilize adjusting part, can carry out horizontal adjustment to the position of screw thread section of thick bamboo effectively, with this meeting under the circumstances that the terrain is uneven or partial geology is unsuitable for the pile, can adjust the position of inserting soil awl at any time.
Description
Technical Field
The utility model belongs to the technical field of oil development, concretely relates to oil development drilling equipment.
Background
The oil exploitation refers to the action of excavating and extracting oil in places where the oil is stored, and in the process of exploiting the oil, oil gas flows into the well bottom from a reservoir stratum and rises to the well head from the well bottom.
The oil drilling process is that after exploration, an oil storage block is found, which means that a special device and a special technology are utilized to drill a cylindrical hole with a certain diameter downwards or on one side at a preselected surface position and drill to the work of an underground oil-gas layer.
Therefore, an oil exploitation drilling device is needed to solve the problem that in the process of drilling, the device is easy to displace due to vibration, and therefore exploitation efficiency is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil development drilling equipment to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: an oil exploitation drilling device comprises a moving base, two bearing frames symmetrically fixed on the top surface of the moving base, a lifting plate arranged between the two bearing frames in a sliding mode, and a drill rod vertically and rotatably arranged on the bottom surface of the lifting plate, wherein a motor is installed on the top surface of the lifting plate, an output shaft of the motor is fixedly connected with the drill rod, wheels are installed at four corners of the bottom surface of the moving base, a rod inlet groove corresponding to the drill rod penetrates through the top surface of the moving base, and a reinforcing mechanism is arranged on one side, away from the lifting plate, of the bearing frame;
the reinforcing mechanism comprises an adjusting screw rod vertically arranged beside the side of the bearing frame, a thread cylinder in threaded connection with the rod body of the adjusting screw rod, a soil inserting cone fixed at the bottom end of the adjusting screw rod and a rotary disc in threaded connection with the top end of the adjusting screw rod, an adjusting part is arranged between the thread cylinder and the bearing frame, a control cavity is formed in the soil inserting cone, and a soil inserting part is arranged in the control cavity.
In the scheme, it should be noted that the adjusting component includes a sliding sleeve tube vertically fixed on the side edge of the bearing frame and a movable rod slidably disposed in the inner cavity of the sliding sleeve tube and fixedly connected to the wall of the threaded cylinder, a plurality of fixed holes are equidistantly formed in the rod body of the movable rod, a fixed stud is threaded through the top thread of the sliding sleeve tube, and the fixed stud penetrates into one of the fixed holes.
It is further worth explaining, insert the native part including two symmetrical slip set up in control the intracavity receive the piece, set up in two receive extrusion subassembly and vertical fixation two receive between the piece receive the opposite reinforcing awl in one side of piece, insert the pole body of native awl on set up with the extension hole of reinforcing awl looks adaptation, control and seted up the spacing groove on the inner wall of chamber bottom, slide in the spacing groove be provided with receive the slider of piece bottom looks rigid coupling, the slider with rigid coupling has compression spring between the inner wall of spacing groove one side.
It should be further noted that the extrusion assembly comprises two extrusion blocks arranged between the two compression blocks in a sliding manner, an extrusion screw rod penetrates through the top end thread of the adjusting screw rod, penetrates into the control cavity and is connected with the extrusion blocks.
In a preferred embodiment, the pressing block is in the shape of an isosceles trapezoid, the pressure receiving block is in the shape of a right trapezoid, and the oblique edge of the pressing block is closely attached to the oblique edge of the pressure receiving block.
In a preferred embodiment, the bearing frame is vertically provided with a guide groove, a sliding seat fixedly connected with the side edge of the lifting plate is slidably arranged in the guide groove, the top end of the bearing frame is vertically provided with an air cylinder, and a telescopic end of the air cylinder penetrates into the guide groove and is fixedly connected with the sliding seat.
Compared with the prior art, the utility model provides a pair of oil development drilling equipment includes following beneficial effect at least:
(1) Through the setting of inserting soil awl and adjusting part, treat that the moving base removes when appointed drilling region, the user can twist and change carousel in the strengthening mechanism, make between adjusting screw and the screw thread section of thick bamboo continuously carry under the effect of helicitic texture and insert soil awl and move down, insert soil layer depths until inserting soil awl, can strengthen the fixed effect of moving base subaerial, prevent to lead to equipment to take place the displacement because of the vibration of machine at the during operation, improve the steadiness of drilling work, and utilize adjusting part, can carry out horizontal adjustment to the position of screw thread section of thick bamboo effectively, and then conveniently will insert soil awl and fix in different places, with this meeting under the condition that the terrain is uneven or partial geology is unsuitable for the pile, can adjust the position of inserting soil awl at any time, make the fixed position of inserting soil awl have flexibility and alternative.
(2) Through the setting of inserting the soil part, wait to twist and change adjusting screw, will insert the soil awl and insert behind the soil layer depths, the user of service twists the extrusion screw who changes in the extrusion part immediately, impels two to receive piece reverse slip, receives from this that the piece alright drive consolidate the awl and extend transversely insert in the soil layer to inserting soil awl pole, and the fastness degree of soil awl in the soil layer is inserted in the reinforcing, further improves the firm effect that the removal base is subaerial.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the reinforcing mechanism of the present invention;
FIG. 3 is a schematic view of the inner structure of the soil-inserting awl of the present invention;
fig. 4 is a schematic structural view of the soil-plugging member of the present invention.
In the figure: 1. a movable base; 2. a carrier; 3. a lifting plate; 4. a drill stem; 5. a motor; 6. a guide groove; 7. a cylinder; 8. a wheel; 9. a threaded barrel; 10. adjusting the screw rod; 11. a turntable; 12. inserting a soil cone; 13. a sliding sleeve pipe is provided; 14. a movable rod; 15. a fixing hole; 16. fixing the stud; 17. a manipulation cavity; 18. a pressed block; 19. reinforcing a cone; 20. extruding the block; 21. extruding the screw; 22. a slider; 23. compressing the spring.
Detailed Description
The present invention will be further described with reference to the following examples.
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings of the embodiments of the present invention to clearly and completely describe the technical solution of the embodiments of the present invention, and obviously, the described embodiments are a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative labor are within the scope of the protection of the present invention based on the described embodiments of the present invention.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Referring to fig. 1-4, the utility model provides an oil exploitation drilling device, including a movable base 1, two bearing frames 2 symmetrically fixed on the top surface of the movable base 1, a lifting plate 3 slidably disposed between the two bearing frames 2 and a drill rod 4 vertically rotatably disposed on the bottom surface of the lifting plate 3, a motor 5 is installed on the top surface of the lifting plate 3, an output shaft of the motor 5 is fixedly connected with the drill rod 4, wheels 8 are installed at four corners of the bottom surface of the movable base 1, and a rod inlet groove corresponding to the drill rod 4 is opened on the top surface of the movable base 1;
a guide groove 6 is vertically formed in the bearing frame 2, a sliding seat fixedly connected with the side edge of the lifting plate 3 is arranged in the guide groove 6 in a sliding manner, an air cylinder 7 is vertically arranged at the top end of the bearing frame 2, and the telescopic end of the air cylinder 7 penetrates into the guide groove 6 and is fixedly connected with the sliding seat;
when using the device to carry out the drilling operation, the manual work can utilize wheel 8 in advance, will remove base 1 overall movement to appointed drilling region, open cylinder 7 immediately afterwards, the flexible end of cylinder 7 just continues to extend in 6 inboard extension promotion slides in the guide way, in control the slide gliding, make lifter plate 3 carry drilling rod 4 to aim at and insert into the pole inslot, and in-process that lifter plate 3 moves down, open motor 5 simultaneously, but with this drilling rod 4 limit displacement limit rotation, carry out drilling operation with the earth's surface contact rapidly.
As further shown in fig. 1 and 2, it is worth specifying that the side of the carriage 2 facing away from the lifting plate 3 is provided with reinforcement means for increasing the degree of stability of the mobile base 1 on the ground during the drilling operation of the drill rod 4;
the reinforcing mechanism comprises an adjusting screw rod 10 vertically arranged beside the side of the bearing frame 2, a thread cylinder 9 in threaded connection with the rod body of the adjusting screw rod 10, a soil inserting cone 12 fixed at the bottom end of the adjusting screw rod 10 and a turntable 11 in fastening and sleeving connection with the top end of the adjusting screw rod 10, and an adjusting part is arranged between the thread cylinder 9 and the bearing frame 2;
through the setting of inserting soil awl 12 and adjusting part, treat that moving base 1 removes when appointed drilling region, the user can twist and change among the strengthening mechanism carousel 11, make between adjusting screw 10 and the screw thread section of thick bamboo 9 continuously carry under the effect of helicitic texture and insert soil awl 12 and move down, insert the soil layer depths until inserting soil awl 12, can strengthen moving base 1 subaerial fixed effect, prevent to lead to equipment to take place the displacement because of the vibration of machine at the during operation, improve the steadiness of well drilling work, and utilize adjusting part, can carry out horizontal adjustment to the position of screw thread section of thick bamboo 9 effectively, and then conveniently will insert soil awl 12 and fix in different places, with this meeting under the circumstances that the terrain is uneven or partly not suitable for the pile driving, can adjust the position of inserting soil awl 12 at any time, make the fixed position of inserting soil awl 12 have flexibility and alternative.
Further as shown in fig. 2, it is worth specifically explaining that the adjusting component includes a sliding sleeve 13 vertically fixed on the side of the bearing frame 2 and a movable rod 14 slidably disposed in an inner cavity of the sliding sleeve 13 and fixedly connected to a wall of the threaded cylinder 9, a plurality of fixing holes 15 are equidistantly formed on a rod body of the movable rod 14, a fixing stud 16 is threaded through the top of the sliding sleeve 13, and the fixing stud 16 penetrates into one of the fixing holes 15;
through the setting of adjusting part, simple and easy pulling screw thread section of thick bamboo 9 for the movable rod 14 is supplying sliding sleeve pipe 13 internal displacement, can conveniently change the fixed position of inserting soil awl 12, and wait to insert soil awl 12 and remove to the assigned position after, twist fixing stud 16 immediately, make fixing stud 16 under the helicitic texture effect wear wherein in the fixed orifices 15 that correspond, can be effectively with the position locking of movable rod 14 and screw thread section of thick bamboo 9.
As further shown in fig. 3 and 4, it is worth specifically describing that an operation cavity 17 is formed in the soil inserting cone 12, and a soil inserting component is arranged in the operation cavity 17;
the soil-inserting part comprises two compression blocks 18 symmetrically arranged in the control cavity 17 in a sliding manner, an extrusion assembly arranged between the two compression blocks 18 and a reinforcing cone 19 vertically fixed on the opposite surfaces of the two compression blocks 18, an extension hole matched with the reinforcing cone 19 and used for penetrating the reinforcing cone 19 is formed in the body of the soil-inserting cone 12, a limiting groove is formed in the inner wall of the bottom end of the control cavity 17, a sliding block 22 fixedly connected with the bottom end of the compression block 18 is arranged in the limiting groove in a sliding manner, and a compression spring 23 is fixedly connected between the sliding block 22 and the inner wall of one side of the limiting groove;
the extrusion assembly comprises an extrusion block 20 which is arranged between two pressure blocks 18 in a sliding way, an extrusion screw 21 is arranged at the top end thread of the adjusting screw 10 in a penetrating way, and the extrusion screw 21 penetrates into the operation cavity 17 and is connected with the extrusion block 20;
the extrusion block 20 is in an isosceles trapezoid shape, the pressure receiving block 18 is in a right-angle trapezoid shape, and the bevel edge of the extrusion block 20 is tightly attached to the bevel edge of the pressure receiving block 18;
through the arrangement of the soil inserting part, after the adjusting screw 10 is screwed, the soil inserting cone 12 is inserted into the deep part of the soil layer, a user screws the extruding screw 21 in the extruding part, so that the extruding screw 21 continuously extends downwards in the control cavity 17 and pushes the extruding block 20, the extruding block 20 can synchronously extrude the two pressed blocks 18, the two pressed blocks 18 are enabled to slide reversely, the pressed blocks 18 can drive the reinforcing cone 19 to extend outwards of the soil inserting cone 12 and transversely insert into the soil layer, the fastness degree of the soil inserting cone 12 in the soil layer is enhanced, and the stabilizing effect of the movable base 1 on the ground is further improved;
and in the process of two compression blocks 18 reverse sliding, the compression blocks 18 can still carry the sliding block 22 to displace in the limiting groove and compress the compression spring 23 to deform while displacing, and further utilize the resilience force of the compression spring 23, and can manually rotate the extrusion screw 21 in the reverse direction, so that when the extrusion block 20 moves upwards to reduce the extrusion to the compression blocks 18, the compression blocks 18 can be promoted to actively carry the compression blocks 18 to reset and slide, the reinforcing cone 19 is contracted in the control cavity 17, and the reinforcing effect on the soil inserting cone 12 is conveniently removed.
To sum up: through the setting of strengthening mechanism, treat that mobile base 1 removes when appointed drilling is regional, twist and change carousel 11 among the strengthening mechanism, make and insert soil awl 12 and insert the soil layer depths, can strengthen mobile base 1 subaerial fixed effect, prevent to lead to equipment to take place the displacement because of the vibration of machine at the during operation, improve the steadiness of drilling work, and utilize adjusting part, can carry out horizontal adjustment to the position of screw cylinder 9 effectively, and then conveniently fix soil awl 12 in different places, through the setting of inserting soil part, treat that soil awl 12 inserts behind the soil layer depths, twist the extrusion screw 21 in the extrusion part immediately, make two receive piece 18 reverse slip, receive from this that piece 18 alright drive reinforcement awl 19 to insert the outer extension of soil awl 12 pole and transversely insert in the soil horizon, strengthen the fastness degree of soil awl 12 in the soil layer.
The motor 5 and the cylinder 7 can be purchased in the market, and the motor 5 and the cylinder 7 are provided with power supplies, which belong to the mature technology in the field and are fully disclosed, so repeated description is not repeated in the specification.
Unless defined otherwise, technical or scientific terms used herein should be understood as commonly understood by one of ordinary skill in the art, and the use of the terms "comprising" or "including" and the like in the present invention is intended to mean that elements or items listed before the term encompass elements or items listed after the term and their equivalents, without excluding other elements or items, that "connected" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect, that "up", "down", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The oil exploitation drilling equipment comprises a movable base (1), two bearing frames (2) symmetrically fixed on the top surface of the movable base (1), a lifting plate (3) arranged between the two bearing frames (2) in a sliding mode and a drill rod (4) vertically and rotatably arranged on the bottom surface of the lifting plate (3), wherein a motor (5) is installed on the top surface of the lifting plate (3), an output shaft of the motor (5) is fixedly connected with the drill rod (4), wheels (8) are installed at four corners of the bottom surface of the movable base (1), and a rod inlet groove corresponding to the drill rod (4) penetrates through the top surface of the movable base (1), and is characterized in that a reinforcing mechanism is arranged on one side, away from the lifting plate (3), of each bearing frame (2);
the reinforcing mechanism comprises a thread cylinder (9) vertically arranged on the rod body of the adjusting screw rod (10), a soil inserting cone (12) fixed at the bottom end of the adjusting screw rod (10) and a rotary table (11) fixedly sleeved on the top end of the adjusting screw rod (10), an adjusting part is arranged between the thread cylinder (9) and the bearing frame (2), a control cavity (17) is formed in the soil inserting cone (12), and a soil inserting part is arranged in the control cavity (17).
2. Oil extraction drilling equipment according to claim 1, characterized in that: the adjusting component comprises a sliding sleeve pipe (13) which is vertically fixed on the side edge of the bearing frame (2) and a movable rod (14) which is arranged in the inner cavity of the sliding sleeve pipe (13) in a sliding mode and fixedly connected with the wall of the threaded barrel (9), a plurality of fixing holes (15) are formed in the rod body of the movable rod (14) at equal intervals, fixing studs (16) penetrate through the top threads of the sliding sleeve pipe (13), and the fixing studs (16) penetrate into one of the fixing holes (15).
3. An oil extraction drilling apparatus as defined in claim 2, wherein: insert native part including two symmetry slide set up in control chamber (17) in receive piece (18), set up in two receive extrusion subassembly and the vertical fixation between piece (18) receive reinforcement awl (19) on the opposite side of piece (18), insert on the pole body of native awl (12) seted up with the extension hole of reinforcing awl (19) looks adaptation, the spacing groove has been seted up on the inner wall of control chamber (17) bottom, slide in the spacing groove be provided with receive slider (22) of piece (18) bottom looks rigid coupling, slider (22) with rigid coupling has pressure spring (23) between the inner wall of spacing groove one side.
4. An oil extraction drilling apparatus as defined in claim 3, wherein: the extrusion assembly comprises two extrusion blocks (20) arranged between the compression blocks (18) in a sliding mode, an extrusion screw (21) penetrates through the top end thread of the adjusting screw (10), and the extrusion screw (21) penetrates into the operation cavity (17) and is connected with the extrusion blocks (20).
5. An oil extraction drilling apparatus as defined in claim 4, wherein: the pressing block (20) is in an isosceles trapezoid shape, the pressed block (18) is in a right-angle trapezoid shape, and the bevel edge of the pressing block (20) is tightly attached to the bevel edge of the pressed block (18).
6. An oil extraction drilling apparatus as defined in claim 1, wherein: bear vertical guide way (6) of having seted up on (2), slide in guide way (6) be provided with the slide of lifter plate (3) side looks rigid coupling, bear the vertical cylinder (7) of installing in top of (2), the flexible end of cylinder (7) penetrates in guide way (6) and with slide looks rigid coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222742120.1U CN218522625U (en) | 2022-10-18 | 2022-10-18 | Oil development drilling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222742120.1U CN218522625U (en) | 2022-10-18 | 2022-10-18 | Oil development drilling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218522625U true CN218522625U (en) | 2023-02-24 |
Family
ID=85247680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222742120.1U Active CN218522625U (en) | 2022-10-18 | 2022-10-18 | Oil development drilling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218522625U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116696235A (en) * | 2023-08-09 | 2023-09-05 | 陕西中创卓安建设工程有限公司 | Drilling machine for highway construction |
| CN117780273A (en) * | 2024-02-26 | 2024-03-29 | 中国三峡新能源(集团)股份有限公司黑龙江分公司 | Geothermal drilling fixing device |
-
2022
- 2022-10-18 CN CN202222742120.1U patent/CN218522625U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116696235A (en) * | 2023-08-09 | 2023-09-05 | 陕西中创卓安建设工程有限公司 | Drilling machine for highway construction |
| CN116696235B (en) * | 2023-08-09 | 2023-10-13 | 陕西中创卓安建设工程有限公司 | Drilling machine for highway construction |
| CN117780273A (en) * | 2024-02-26 | 2024-03-29 | 中国三峡新能源(集团)股份有限公司黑龙江分公司 | Geothermal drilling fixing device |
| CN117780273B (en) * | 2024-02-26 | 2024-05-24 | 中国三峡新能源(集团)股份有限公司黑龙江分公司 | Geothermal drilling fixing device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230324 Address after: No. 289, Floor 8, Building 7, Yard 30, Shixing Street, Shijingshan District, Beijing, 100049 Patentee after: Yuxi science and Technology (Beijing) Co.,Ltd. Address before: 300280 room 3007, complex building at the intersection of Tengfei road and Chuangye Road, Dagang Oilfield, Binhai New Area, Tianjin Patentee before: Tianjin Longtian Petroleum Engineering Technology Co.,Ltd. |
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Effective date of registration: 20240618 Address after: Room 418, Building B11, Entrepreneurship Headquarters Base, Fuyuan Road North, Wuqing Development Zone, Wuqing District, Tianjin City, 301799 Patentee after: Tianjin Hanjie Technology Co.,Ltd. Country or region after: China Address before: No. 289, Floor 8, Building 7, Yard 30, Shixing Street, Shijingshan District, Beijing, 100049 Patentee before: Yuxi science and Technology (Beijing) Co.,Ltd. Country or region before: China |