CN111692534B - Liquid protector is unloaded to natural gas booster station safety - Google Patents
Liquid protector is unloaded to natural gas booster station safety Download PDFInfo
- Publication number
- CN111692534B CN111692534B CN202010422772.XA CN202010422772A CN111692534B CN 111692534 B CN111692534 B CN 111692534B CN 202010422772 A CN202010422772 A CN 202010422772A CN 111692534 B CN111692534 B CN 111692534B
- Authority
- CN
- China
- Prior art keywords
- sleeve
- natural gas
- ring
- fixedly connected
- rotary
- 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
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000007788 liquid Substances 0.000 title claims abstract description 25
- 239000003345 natural gas Substances 0.000 title claims abstract description 25
- 230000001012 protector Effects 0.000 title description 3
- 238000007599 discharging Methods 0.000 claims abstract 2
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
- F16L27/0804—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/07—Arrangement or mounting of devices, e.g. valves, for venting or aerating or draining
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a safety liquid discharging protection device for a natural gas booster station, which relates to the technical field of natural gas pipeline safety and comprises an input device and an output device.
Description
Technical Field
The invention relates to the technical field of natural gas pipeline safety, in particular to a safe liquid unloading protection device for a natural gas booster station.
Background
The natural gas booster station is a main link of natural gas collection and transportation, and along with the development of natural gas industry in China, the establishment of the natural gas booster station is more and more common. Once leakage accidents happen to the booster station, stable and safe gas transmission to the downstream of the pipeline is influenced, and therefore industrial production and social stability are influenced.
Need lay many pipelines in natural gas booster station in order to connect the compressor, when carrying out the pressure boost and unloading liquid, need connect the pipeline, unload liquid ability not enough to natural gas booster station's safety at present, often can appear the pressure boost and excessively lead to the unable condition of releasing of pressure, in addition, the pipeline is owing to can't rotate when connecting, and fixed connected mode can lead to the installation difficulty.
Disclosure of Invention
The invention provides a safe liquid discharge protection device for a natural gas booster station, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a liquid protector is unloaded safely to natural gas booster station, includes input device and output device, its characterized in that is equipped with connecting device between input device and the output device, and connecting device's both ends all are equipped with rotating device, all are connected with the conveyer pipe between two rotating device and input device, the output device, the last protection machanism that is equipped with of connecting device.
As a preferred technical scheme of the invention, the connecting device comprises two connecting sleeves, the outer parts of the adjacent sides of the two connecting sleeves are fixedly connected with the connecting seat, and the connecting seat is penetrated through and is in threaded connection with a fixing bolt.
As a preferred technical scheme of the invention, one side adjacent to two connecting sleeves is respectively provided with a corresponding connecting groove and an end connecting ring, the end connecting ring is fixedly connected with a clamping plate, and the connecting groove is provided with a clamping groove corresponding to the clamping plate.
As a preferable technical scheme of the invention, the inner wall of the connecting sleeve is embedded with a pressure sensor.
As a preferred technical scheme of the invention, the rotating device comprises a rotating sleeve rotatably connected with the connecting sleeve, one end of the rotating sleeve, which is far away from the connecting sleeve, is provided with a first conveying port corresponding to the conveying pipe, a fixed pipe is arranged in the rotating sleeve, the outer side of the fixed pipe is fixedly connected with a rotating ring, and a rotating groove corresponding to the rotating ring is arranged in the rotating sleeve.
As a preferred technical scheme of the invention, one end of the fixed tube extends into the connecting sleeve, the fixing ring is fixedly connected in the connecting sleeve, one end of the fixing ring, which is close to the fixed tube, is fixedly connected with the compression spring, one end of the compression spring, which is far away from the fixing ring, is fixedly connected with the compression ring, and one end of the fixed tube, which is located in the connecting sleeve, is abutted against the compression ring.
As a preferred technical scheme of the invention, the connecting sleeve is provided with a pressure relief valve, the pressure relief valve is connected with a pressure relief pipe, and the pressure relief pipe is fixedly connected with the collecting cover.
As a preferred technical scheme of the invention, an equipment groove is formed in the rotating sleeve, and a controller is arranged in the equipment groove.
As a preferable technical scheme of the invention, the inner part of one end of the rotating sleeve, which is far away from the connecting sleeve, is fixedly connected with the sealing ring.
As a preferable technical scheme of the invention, the end part of the connecting sleeve is provided with a second conveying opening, and the pressing ring is provided with a middle hole corresponding to the second conveying opening.
The invention has the following advantages: according to the invention, the rotary connection and liquid discharge between the input device and the output device can be realized by arranging the rotating device, so that the convenience of installation can be effectively enhanced, and the overpressure generated in the liquid discharge and pressurization process can be released by arranging the protection mechanism, so that the safety of the liquid discharge process can be effectively improved.
Drawings
Fig. 1 is a schematic structural diagram of a safety liquid discharge protection device of a natural gas pressurizing station.
Fig. 2 is a schematic structural diagram of a rotating device in the safety liquid unloading protection device of the natural gas pressurizing station.
Fig. 3 is a schematic structural diagram of a connecting device in the safety liquid discharge protection device of the natural gas pressurizing station.
Fig. 4 is a schematic structural diagram of a connecting sleeve in the safety liquid unloading protection device of the natural gas pressurizing station.
Fig. 5 is a schematic perspective view of a connecting sleeve in the safety liquid discharge protection device of the natural gas pressurizing station.
In the figure: 1. an input device; 2. an output device; 3. a connecting device; 4. a connecting seat; 5. a pressure relief valve; 6. a rotating device; 7. a delivery pipe; 8. rotating the sleeve; 9. a fixed tube; 10. a first delivery port; 11. a seal ring; 12. a rotating ring; 13. a controller; 14. a pressure relief pipe; 15. a collection hood; 16. a pressure sensor; 17. a fixing ring; 18. a compression spring; 19. pressing a ring; 20. a second delivery port; 21. a middle hole; 22. connecting grooves; 23. a card slot; 24. an end connecting ring; 25. clamping a plate; 26. fixing the bolt; 27. a connecting sleeve.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-5, a safety liquid discharge protection device for a natural gas booster station comprises an input device 1 and an output device 2, and is characterized in that a connecting device 3 is arranged between the input device 1 and the output device 2, rotating devices 6 are arranged at two ends of the connecting device 3, conveying pipes 7 are connected between the two rotating devices 6 and the input device 1 and the output device 2, and a protection mechanism is arranged on the connecting device 3.
The connecting device 3 comprises two connecting sleeves 27, the connecting base 4 is fixedly connected to the outer parts of the adjacent sides of the two connecting sleeves 27, and a fixing bolt 26 penetrates through and is in threaded connection with the connecting base 4.
The adjacent sides of the two connecting sleeves 27 are respectively provided with a corresponding connecting groove 22 and an end connecting ring 24, the end connecting ring 24 is fixedly connected with a clamping plate 25, and the connecting groove 22 is provided with a clamping groove 23 corresponding to the clamping plate 25.
The inner wall of the connecting sleeve 27 is embedded with a pressure sensor 16.
The rotating device 6 comprises a rotating sleeve 8 which is rotatably connected with a connecting sleeve 27, one end, far away from the connecting sleeve 27, of the rotating sleeve 8 is provided with a first conveying port 10 corresponding to the conveying pipe 7, a fixed pipe 9 is arranged in the rotating sleeve 8, the outer side of the fixed pipe 9 is fixedly connected with a rotating ring 12, and a rotating groove corresponding to the rotating ring 12 is formed in the rotating sleeve 8.
One end of the fixed pipe 9 extends into the connecting sleeve 27, the fixed ring 17 is fixedly connected in the connecting sleeve 27, the fixed ring 17 is close to the one end of the fixed pipe 9 and fixedly connected with the compression spring 18, the compression spring 18 is far away from the one end of the fixed ring 17 and fixedly connected with the pressing ring 19, and the fixed pipe 9 is located in the connecting sleeve 27 and abuts against the pressing ring 19.
The inner part of one end of the rotating sleeve 8 far away from the connecting sleeve 27 is fixedly connected with a sealing ring 11.
The end of the connecting sleeve 27 is provided with a second conveying opening 20, and the pressing ring 19 is provided with a middle hole 21 corresponding to the second conveying opening 20.
Example 2
Referring to fig. 1 to 5, the other contents of the present embodiment are the same as embodiment 1, except that: the connecting sleeve 27 is provided with a pressure relief valve 5, the pressure relief valve 5 is connected with a pressure relief pipe 14, and the pressure relief pipe 14 is fixedly connected with a collecting cover 15.
An equipment groove is formed in the rotating sleeve 8, and a controller 13 is arranged in the equipment groove.
According to the invention, the rotary connection and liquid discharge between the input device and the output device can be realized by arranging the rotating device, so that the convenience of installation can be effectively enhanced, and the overpressure generated in the liquid discharge and pressurization process can be released by arranging the protection mechanism, so that the safety of the liquid discharge process can be effectively improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A liquid safety discharging protection device for a natural gas booster station comprises an input device (1) and an output device (2), and is characterized in that a connecting device (3) is arranged between the input device (1) and the output device (2), rotating devices (6) are arranged at two ends of the connecting device (3), conveying pipes (7) are connected between the two rotating devices (6) and the input device (1) and the output device (2), a protection mechanism is arranged on the connecting device (3), the connecting device (3) comprises two connecting sleeves (27), the outer parts of adjacent sides of the two connecting sleeves (27) are fixedly connected with connecting seats (4), fixing bolts (26) penetrate through and are in threaded connection with the connecting seats (4), corresponding connecting grooves (22) and end connecting rings (24) are arranged at adjacent sides of the two connecting sleeves (27), clamping plates (25) are fixedly connected with the end connecting rings (24), the rotary device (6) comprises a rotary sleeve (8) which is rotatably connected with a connecting sleeve (27), one end of the rotary sleeve (8) far away from the connecting sleeve (27) is provided with a first conveying port (10) corresponding to the conveying pipe (7), a fixed pipe (9) is arranged in the rotary sleeve (8), the outer side of the fixed pipe (9) is fixedly connected with a rotary ring (12), the inside of the rotary sleeve (8) is provided with a rotary groove corresponding to the rotary ring (12), one end of the fixed pipe (9) extends into the connecting sleeve (27), one end of the connecting sleeve (27) is fixedly connected with a fixed ring (17), the fixed ring (17) is close to one end of the fixed pipe (9) and is fixedly connected with a compression spring (18), the compression spring (18) is far away from one end of the fixed ring (17), one end of the fixed pipe (9) is abutted to the compression ring (19), the connecting sleeve (27) is provided with a pressure relief valve (5), the pressure relief valve (5) is connected with a pressure relief pipe (14), and the pressure relief pipe (14) is fixedly connected with a collecting cover (15).
2. The safety liquid discharge protection device for the natural gas pressurizing station as claimed in claim 1, wherein a pressure sensor (16) is embedded in the inner wall of the connecting sleeve (27).
3. The natural gas booster station safety liquid discharge protection device according to claim 1, characterized in that an equipment groove is formed in the rotating sleeve (8), and a controller (13) is arranged in the equipment groove.
4. The natural gas booster station safety liquid discharge protection device according to claim 1, characterized in that the inner part of the rotating sleeve (8) far away from one end of the connecting sleeve (27) is fixedly connected with the sealing ring (11).
5. The safety liquid unloading protection device for the natural gas pressurizing station as claimed in claim 1, wherein a second conveying port (20) is formed at the end of the connecting sleeve (27), and a middle hole (21) corresponding to the second conveying port (20) is formed in the pressing ring (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010422772.XA CN111692534B (en) | 2020-05-19 | 2020-05-19 | Liquid protector is unloaded to natural gas booster station safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010422772.XA CN111692534B (en) | 2020-05-19 | 2020-05-19 | Liquid protector is unloaded to natural gas booster station safety |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111692534A CN111692534A (en) | 2020-09-22 |
| CN111692534B true CN111692534B (en) | 2021-06-11 |
Family
ID=72477055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010422772.XA Active CN111692534B (en) | 2020-05-19 | 2020-05-19 | Liquid protector is unloaded to natural gas booster station safety |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111692534B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513641B (en) * | 2021-05-18 | 2022-11-11 | 河北鼎嘉能源科技有限公司 | Cladding type connection method for natural gas transportation pipeline |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2886279Y (en) * | 2006-08-10 | 2007-04-04 | 周春戌 | Rotary flange disk device |
| CN103335180A (en) * | 2013-06-21 | 2013-10-02 | 张家港华日法兰有限公司 | Flange plate component |
| CN204437719U (en) * | 2015-01-19 | 2015-07-01 | 傅永财 | There is the Natural gas pipeline system of leakage warning function |
| CN206159690U (en) * | 2016-11-18 | 2017-05-10 | 东北石油大学 | Feeding and discharging pipeline connection device |
| CN108709030A (en) * | 2018-08-06 | 2018-10-26 | 常州奥特斯丹智能装备科技有限公司 | A kind of pipeline coupling flange |
| EP3460306A1 (en) * | 2017-09-20 | 2019-03-27 | FiberSol GmbH | Pipe with connecting flange |
| CN109538937A (en) * | 2018-12-21 | 2019-03-29 | 中国电建集团山东电力建设有限公司 | A kind of station for enhancing gas pressure pipeline safety device |
| CN208793845U (en) * | 2018-03-14 | 2019-04-26 | 山东益华能源装备有限公司 | Squash type natural gas line connector |
| CN210319071U (en) * | 2019-08-13 | 2020-04-14 | 西南石油大学 | Natural gas line protector |
-
2020
- 2020-05-19 CN CN202010422772.XA patent/CN111692534B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2886279Y (en) * | 2006-08-10 | 2007-04-04 | 周春戌 | Rotary flange disk device |
| CN103335180A (en) * | 2013-06-21 | 2013-10-02 | 张家港华日法兰有限公司 | Flange plate component |
| CN204437719U (en) * | 2015-01-19 | 2015-07-01 | 傅永财 | There is the Natural gas pipeline system of leakage warning function |
| CN206159690U (en) * | 2016-11-18 | 2017-05-10 | 东北石油大学 | Feeding and discharging pipeline connection device |
| EP3460306A1 (en) * | 2017-09-20 | 2019-03-27 | FiberSol GmbH | Pipe with connecting flange |
| CN208793845U (en) * | 2018-03-14 | 2019-04-26 | 山东益华能源装备有限公司 | Squash type natural gas line connector |
| CN108709030A (en) * | 2018-08-06 | 2018-10-26 | 常州奥特斯丹智能装备科技有限公司 | A kind of pipeline coupling flange |
| CN109538937A (en) * | 2018-12-21 | 2019-03-29 | 中国电建集团山东电力建设有限公司 | A kind of station for enhancing gas pressure pipeline safety device |
| CN210319071U (en) * | 2019-08-13 | 2020-04-14 | 西南石油大学 | Natural gas line protector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111692534A (en) | 2020-09-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110067910B (en) | Natural gas pipeline maintenance and pipe replacement method | |
| CN111692534B (en) | Liquid protector is unloaded to natural gas booster station safety | |
| CN104089824A (en) | Pressure-resisting testing device for large-diameter welding-structure metal pipeline | |
| CN207123455U (en) | A kind of detection means being pressurized for infusion bag with leakage defect | |
| CN102011879A (en) | Oxygen valve | |
| CN206384574U (en) | A kind of air-transport system | |
| CN113586952A (en) | Automatic gas discharging system and method for hydrogenation station | |
| CN206787781U (en) | A kind of vacuum sealing film test device suitable for superconduction proton precessional magnetometer | |
| CN217422517U (en) | Antiseep self sealss slipmat pipeline connecting device | |
| CN218441145U (en) | Delivery pipeline for air compressor station with power monitoring function | |
| CN206513998U (en) | A kind of petroleum pipeline instant sealing device | |
| CN103090087B (en) | Pipeline leakage automatic blocking valve | |
| CN212871750U (en) | Novel trans-critical CO2Heat pump component testing device | |
| CN210716947U (en) | Steel cylinder frame for conveying special gas | |
| CN208457576U (en) | The dual-purpose pipeline of loading-unloading vehicle for LNG station field | |
| CN208833450U (en) | A kind of ball valve pressure-detecting device | |
| CN211425786U (en) | Valve pressure detection device | |
| CN102606873A (en) | Bottle set for four-container station | |
| CN112361226A (en) | Chemical industry pipeline safety device | |
| CN201090860Y (en) | Flange apparatus for connecting conveying pipe | |
| CN208123539U (en) | A kind of portable combustion gas shaft safety release displacement tool | |
| CN108386583A (en) | A kind of relief valve applied widely | |
| CN216202527U (en) | Guarantee ammonia compressor and sealed air supply system of ammonia pump dry gas | |
| CN210920964U (en) | Hydrogen leakage emergency treatment device for hydrogen production plant | |
| CN215722596U (en) | Safety protection device for high back fruit area of gas transmission pipeline |
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 | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20200922 Assignee: Jiangsu xinzhiyang New Energy Technology Co.,Ltd. Assignor: XUZHOU HUABAO ENERGY TECHNOLOGY Co.,Ltd. Contract record no.: X2022980000068 Denomination of invention: A safe liquid unloading protection device for natural gas booster station Granted publication date: 20210611 License type: Exclusive License Record date: 20220111 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A safety unloading protection device for natural gas booster stations Effective date of registration: 20231114 Granted publication date: 20210611 Pledgee: Xuzhou Huaichang Investment Co.,Ltd. Pledgor: XUZHOU HUABAO ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2023980065328 |