CN114033495A - Cable throwing and fishing type underground permanent storage pressure gauge - Google Patents
Cable throwing and fishing type underground permanent storage pressure gauge Download PDFInfo
- Publication number
- CN114033495A CN114033495A CN202111243545.1A CN202111243545A CN114033495A CN 114033495 A CN114033495 A CN 114033495A CN 202111243545 A CN202111243545 A CN 202111243545A CN 114033495 A CN114033495 A CN 114033495A
- Authority
- CN
- China
- Prior art keywords
- cable
- pressure gauge
- socket
- plug
- permanent storage
- 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.)
- Pending
Links
- 238000003860 storage Methods 0.000 title claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 43
- 229910052802 copper Inorganic materials 0.000 claims description 43
- 239000010949 copper Substances 0.000 claims description 43
- 239000004020 conductor Substances 0.000 claims description 15
- 239000004519 grease Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000012212 insulator Substances 0.000 claims description 6
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/04—Distributing means for power supply in mines
- E21F17/06—Distributing electric power; Cable networks; Conduits for cables
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Power Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge, which comprises an oil pipe, a cable socket and a pressure gauge with a permanent storage function, wherein the cable socket is arranged underground to collect data, a sealing cavity is arranged above the cable socket, a three-phase lead is arranged at the lower end of the cable socket, the cable socket is connected with the permanent storage pressure gauge through the three-phase lead, a cable with a counterweight plug is arranged inside the oil pipe, the cable with the counterweight plug is inserted into the cable socket and is locked through a plug lock, and the pressure gauge reads pressure data of the cable socket through the cable with the counterweight plug and stores and memorizes the pressure data.
Description
Technical Field
The invention belongs to the field of mine detection, and particularly relates to a cable throwing and fishing type underground permanent storage pressure gauge.
Background
The existing underground permanent storage type pressure gauge is placed at a preset underground depth position by an oil pipe, the underground oil pipe is required to be completely lifted out after a certain time to take out the underground pressure gauge, underground monitoring data are read in a playback mode, the oil pipe is repeatedly extracted, data of the pressure gauge under the oil pipe are read, the operation process is particularly complicated, hands are required to be arranged, and time and manpower resources are wasted.
Disclosure of Invention
The invention aims to solve the technical problem of providing a cable throwing and fishing type underground permanent storage pressure gauge.
In order to achieve the purpose, the invention adopts the technical scheme that:
a cable throwing and fishing type underground permanent storage pressure gauge comprises an oil pipe, a cable socket and a pressure gauge with a permanent storage function, wherein the cable socket is arranged underground to collect data, a sealing chamber is arranged above the cable socket, a three-phase lead is arranged at the lower end of the cable socket, the cable socket is connected with the permanent storage pressure gauge through the three-phase lead, the oil pipe is arranged above the cable socket, the cable with the counterweight plug is arranged inside the oil pipe, the outer side of the cable with the counterweight plug is provided with a plug lock, a sealing cavity is arranged in the oil pipe, the cable with the counterweight plug is arranged in the sealing chamber to pass through the interior of the oil pipe, the cable with the counterweight plug is inserted into the cable socket and locked by the plug lock, the pressure gauge reads the pressure data of the cable socket through a cable with a counterweight plug and stores and memorizes the pressure data.
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge, wherein a cable socket comprises a socket assembly, the lower end of the socket assembly is provided with a three-phase lead connected with the pressure gauge, the upper end of the socket assembly is provided with a copper connector male head, and a cable with a counterweight plug is connected with the copper connector male head to form electric connection.
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge, wherein a plug lock comprises a socket cavity, a lock seat is arranged on the inner wall of the socket cavity, lock cylinder mounting grooves are formed in the outer wall of a cable with a counterweight plug, the number of the lock cylinder mounting grooves is two and are symmetrically arranged, a spring is arranged inside each lock cylinder mounting groove, one end of the spring is fixed on the inner wall of each lock cylinder mounting groove, a lock cylinder is arranged at the other end of the spring, the other end of the spring is fixedly connected with the lock cylinder, and the spring tightly pushes the lock cylinder against the lock seat through elastic deformation.
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge, wherein the cross section of a lock cylinder is circular, and the cross section of a lock seat is arc-shaped.
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge.A high-temperature and high-viscosity insulating grease and waterproof insulating oil are arranged in a sealed cavity, and the high-temperature and high-viscosity insulating grease is arranged at the position below the waterproof insulating oil.
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge, wherein a cable with a counterweight plug comprises a main cable, a main cable copper conductor is arranged inside the main cable, a copper connector female head matched with the copper connector male head is arranged below the main cable copper conductor, the upper end of the copper connector female head is fixedly connected with the main cable copper conductor, a counterweight iron block is arranged on the outer side of the main cable, and an insulator is arranged on the outer side of the copper connector female head.
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge, wherein the upper end of a copper connector female head is connected with a main cable copper conductor in a welding manner, and an insulating wrapping body is arranged on the outer side of the connecting position of the copper connector female head and the main cable copper conductor.
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge, wherein an insulating inclusion adopts a plastic adhesive tape or a plastic cover.
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge which comprises a pressure sensor, a single chip microcomputer, a memory card and a display module, wherein the pressure sensor is arranged in a cable socket, the pressure sensor is connected with a cable with a counterweight plug and reads counterweight data to convert the pressure data, the pressure sensor is connected with a signal input end of the single chip microcomputer and transmits the pressure data to the single chip microcomputer, the memory card and the display module are both connected with a signal output end of the single chip microcomputer, the memory card receives and stores the pressure data output by the single chip microcomputer, and the display module receives and displays the pressure data output by the single chip microcomputer.
The invention discloses a cable throwing and fishing type underground permanent storage pressure gauge, wherein an insulator is made of a plastic block, and a main cable is separated from a copper connector female head through the plastic block.
Adopt this technical scheme, through setting up pressure sensor in the oil pipe bottom, it is continuous with pressure sensor to cooperate the cable again, make the pressure gauge avoid placing in the oil pipe bottom, thereby under the condition of not carrying oil pipe tubular column in the pit, can be at any time through the mode reading of throwing in the oil pipe inner cable and dragging for, playback monitoring data in the pit, on-the-spot staff only need can acquire pressure data outside the well, acquire pressure numerical value fast, thereby save time and manpower resources, save manufacturing cost, and the work efficiency is improved.
The invention will be explained in more detail below with reference to the drawings and examples.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic view of a cable receptacle according to the present invention;
FIG. 2 is a schematic structural view of the plug lock of the present invention;
FIG. 3 is a schematic view of the cable socket of the present invention;
FIG. 4 is a block diagram of a pressure gauge according to the present invention.
Labeled as: 1. high-temperature high-viscosity insulating grease; 2. waterproof insulating oil; 3. a lock cylinder; 4. a spring; 5. a cable; 6. sealing the chamber; 7. copper connector female.
Detailed Description
The following description of the embodiments of the present invention, with reference to the accompanying drawings, will be made in further detail for the purpose of providing a more complete, accurate and thorough understanding of the inventive concepts and technical solutions of the present invention, including the shapes of the components, the structures, the mutual positions and connection relationships of the components, the functions and operating principles of the components, the manufacturing processes, the operation and use methods, and the like.
The scheme discloses a cable throwing and fishing type underground permanent storage pressure gauge, which comprises an oil pipe, a cable socket and a pressure gauge with a permanent storage function, wherein the cable socket is arranged underground to collect data, a sealing cavity is arranged above the cable socket, a three-phase lead is arranged at the lower end of the cable socket, the cable socket is connected with the permanent storage pressure gauge through the three-phase lead, the oil pipe is arranged above the cable socket, a cable with a counterweight plug is arranged inside the oil pipe, a plug lock is arranged outside the cable with the counterweight plug, the sealing cavity is arranged inside the oil pipe, the cable with the counterweight plug is arranged inside the sealing cavity to penetrate through the inside of the oil pipe, the cable with the counterweight plug is inserted into the cable socket and locked through the plug lock, the pressure gauge reads pressure data of the cable socket through the cable with the counterweight plug and stores and memorizes the pressure data, the cable socket comprises a socket assembly, a three-phase lead connected with the pressure gauge is arranged at the lower end of the socket assembly, a copper connector male head is arranged at the upper end of the socket assembly, and a cable with a counterweight plug is connected with the copper connector male head to form electric connection.
FIG. 2 is a schematic structural view of the plug lock of the present invention, wherein the plug lock comprises a socket chamber, a lock seat is arranged on the inner wall of the socket chamber, lock cylinder mounting grooves are arranged on the outer wall of a cable with a counterweight plug, the number of the lock cylinder mounting grooves is two and are symmetrically arranged, a spring is arranged in each lock cylinder mounting groove, one end of the spring is fixed on the inner wall of each lock cylinder mounting groove, the other end of the spring is provided with a lock cylinder, the other end of the spring is fixedly connected with the lock cylinder, the spring tightly pushes the lock cylinder against the lock seat through elastic deformation, the cross section of the lock cylinder is circular, the cross section of the lock seat is arc-shaped, the cable 5 and the counterweight plug are thrown into the accurate position of the socket cavity from the oil pipe through a cable winch, and the spring 4 on the cable and the counterweight plug 5 pushes the lock cylinder 3 to be in full contact with the lock seat on the socket cavity to achieve the purpose of locking.
The inside of the sealed chamber 6 of this scheme is provided with high temperature high viscosity insulating grease 1 and waterproof insulating oil 2 to high temperature high viscosity insulating grease sets up the below position at waterproof insulating oil, reaches sealed purpose.
Fig. 1 is a schematic diagram of a cable socket according to the present invention, fig. 3 is a schematic diagram of a structure of the cable socket according to the present invention, a cable with a weight plug includes a main cable, a main cable copper conductor is disposed inside the main cable, a copper connector female head 7 matched with the copper connector male head is disposed below the main cable copper conductor, an upper end of the copper connector female head is fixedly connected to the main cable copper conductor, a weight iron block is disposed outside the main cable, an insulator is disposed outside the copper connector female head, an upper end of the copper connector female head is connected to the main cable copper conductor by welding, an insulation wrap is disposed outside a connecting position of the copper connector female head and the main cable copper conductor, the insulation wrap is made of a plastic tape or a plastic cover, the insulator is made of a plastic block, and the main cable is separated from the copper connector female head by the plastic block.
Fig. 4 is a module connection diagram of the pressure gauge of the present invention, the pressure gauge as shown in the figure includes a pressure sensor, a single chip, a memory card and a display module, the pressure sensor is disposed in the cable socket, the pressure sensor is connected to the cable with the counterweight plug and reads the counterweight data to calculate the pressure data, the pressure sensor is connected to the signal input end of the single chip and transmits the pressure data to the single chip, the memory card and the display module are both connected to the signal output end of the single chip, the memory card receives and stores the pressure data output by the single chip, and the display module receives and displays the pressure data output by the single chip.
Adopt this technical scheme, through setting up pressure sensor in the oil pipe bottom, it is continuous with pressure sensor to cooperate the cable again, make the pressure gauge avoid placing in the oil pipe bottom, thereby under the condition of not carrying oil pipe tubular column in the pit, can be at any time through the mode reading of throwing in the oil pipe inner cable and dragging for, playback monitoring data in the pit, on-the-spot staff only need can acquire pressure data outside the well, acquire pressure numerical value fast, thereby save time and manpower resources, save manufacturing cost, and the work efficiency is improved.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (10)
1. The utility model provides a cable is thrown formula of salvaging and is stored pressure gauge in pit forever which characterized in that: comprises an oil pipe, a cable socket and a pressure gauge with a permanent storage function, wherein the cable socket is arranged underground to collect data, a sealing chamber is arranged above the cable socket, a three-phase lead is arranged at the lower end of the cable socket, the cable socket is connected with the permanent storage pressure gauge through the three-phase lead, the oil pipe is arranged above the cable socket, the cable with the counterweight plug is arranged inside the oil pipe, the outer side of the cable with the counterweight plug is provided with a plug lock, a sealing cavity is arranged in the oil pipe, the cable with the counterweight plug is arranged in the sealing chamber to pass through the interior of the oil pipe, the cable with the counterweight plug is inserted into the cable socket and locked by the plug lock, the pressure gauge reads the pressure data of the cable socket through a cable with a counterweight plug and stores and memorizes the pressure data.
2. The pressure gauge according to claim 1, wherein the cable socket comprises a socket assembly, the socket assembly is provided at a lower end thereof with the three-phase lead wire connected to the pressure gauge, the socket assembly is provided at an upper end thereof with a copper connector male, and the cable with the weight plug is connected to the copper connector male to form an electrical connection.
3. The pressure gauge for downhole permanent storage of cable retrievable type according to claim 1, wherein the plug lock comprises a socket chamber, a lock seat is provided on an inner wall of the socket chamber, lock cylinder mounting grooves are provided on an outer wall of the cable with the counter weight plug, the number of the lock cylinder mounting grooves is two and are symmetrically arranged, a spring is provided inside the lock cylinder mounting groove, one end of the spring is fixed on the inner wall of the lock cylinder mounting groove, the other end of the spring is provided with a lock cylinder, the other end of the spring is fixedly connected with the lock cylinder, and the spring pushes the lock cylinder against the lock seat through elastic deformation.
4. The pressure gauge of claim 3, wherein the lock cylinder is circular in cross-section and the lock housing is circular in cross-section.
5. The pressure gauge for wireline fishing downhole of claim 1, wherein the inside of the sealed chamber is provided with high temperature high viscosity insulating grease and waterproof insulating oil, and the high temperature high viscosity insulating grease is provided at a position below the waterproof insulating oil.
6. The cable retrievable downhole permanent storage pressure gauge according to claim 2, wherein the cable with the counter weight plug comprises a main cable, a main cable copper conductor is arranged inside the main cable, a copper connector female head matched with the copper connector male head is arranged below the main cable copper conductor, the upper end of the copper connector female head is fixedly connected with the main cable copper conductor, a counter weight iron block is arranged outside the main cable, and an insulator is arranged outside the copper connector female head.
7. The pressure gauge according to claim 6, wherein the upper end of the copper connector female head is connected to the main cable copper conductor by welding, and an insulating covering is provided outside the connecting position of the copper connector female head and the main cable copper conductor.
8. The pressure gauge of claim 7, wherein the insulating enclosure is plastic tape or plastic sheath.
9. The pressure gauge for cable retrievable downhole permanent storage according to claim 1, wherein the pressure gauge comprises a pressure sensor, a single chip microcomputer, a memory card and a display module, the pressure sensor is arranged in the cable socket, the pressure sensor is connected with the cable with the counterweight plug and reads counterweight data to convert the counterweight data into pressure data, the pressure sensor is connected with a signal input end of the single chip microcomputer and transmits the pressure data to the single chip microcomputer, the memory card and the display module are both connected with a signal output end of the single chip microcomputer, the memory card receives and stores the pressure data output by the single chip microcomputer, and the display module receives and displays the pressure data output by the single chip microcomputer.
10. The pressure gauge of claim 6, wherein the insulator is a plastic block and the main cable is separated from the copper connector female end by the plastic block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111243545.1A CN114033495A (en) | 2021-10-25 | 2021-10-25 | Cable throwing and fishing type underground permanent storage pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111243545.1A CN114033495A (en) | 2021-10-25 | 2021-10-25 | Cable throwing and fishing type underground permanent storage pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114033495A true CN114033495A (en) | 2022-02-11 |
Family
ID=80135333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111243545.1A Pending CN114033495A (en) | 2021-10-25 | 2021-10-25 | Cable throwing and fishing type underground permanent storage pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114033495A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5485745A (en) * | 1991-05-20 | 1996-01-23 | Halliburton Company | Modular downhole inspection system for coiled tubing |
| CN201318166Y (en) * | 2008-12-17 | 2009-09-30 | 新疆华油油气工程有限公司 | Plugging direct reading and pressure testing integrated device |
| CN204738809U (en) * | 2015-05-06 | 2015-11-04 | 北京大学 | Permanent electron pressure meter in pit that is fit for CCS |
| CN105089645A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal Well Logging Tappet |
| US20170204680A1 (en) * | 2016-01-16 | 2017-07-20 | Accessesp Uk Limited | Low profile, pressure balanced, oil expansion compensated downhole electrical connector system |
| CN108915673A (en) * | 2018-07-13 | 2018-11-30 | 西安石油大学 | A kind of downhole pump monitoring device for coal bed gas water pumping gas production |
| CN211900577U (en) * | 2019-12-02 | 2020-11-10 | 北京阿达尔石油技术有限责任公司 | Permanent pressure and temperature monitoring system |
| CN113078515A (en) * | 2021-04-02 | 2021-07-06 | 东营科恩石油技术服务有限公司 | Electric submersible screw pump for wet butt joint of cables |
-
2021
- 2021-10-25 CN CN202111243545.1A patent/CN114033495A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5485745A (en) * | 1991-05-20 | 1996-01-23 | Halliburton Company | Modular downhole inspection system for coiled tubing |
| CN201318166Y (en) * | 2008-12-17 | 2009-09-30 | 新疆华油油气工程有限公司 | Plugging direct reading and pressure testing integrated device |
| CN105089645A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal Well Logging Tappet |
| CN204738809U (en) * | 2015-05-06 | 2015-11-04 | 北京大学 | Permanent electron pressure meter in pit that is fit for CCS |
| US20170204680A1 (en) * | 2016-01-16 | 2017-07-20 | Accessesp Uk Limited | Low profile, pressure balanced, oil expansion compensated downhole electrical connector system |
| CN108915673A (en) * | 2018-07-13 | 2018-11-30 | 西安石油大学 | A kind of downhole pump monitoring device for coal bed gas water pumping gas production |
| CN211900577U (en) * | 2019-12-02 | 2020-11-10 | 北京阿达尔石油技术有限责任公司 | Permanent pressure and temperature monitoring system |
| CN113078515A (en) * | 2021-04-02 | 2021-07-06 | 东营科恩石油技术服务有限公司 | Electric submersible screw pump for wet butt joint of cables |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103674098A (en) | Sensor device and method for producing a sensor device for accommodation in a galvanic cell | |
| CN106340849B (en) | A kind of temperature measurement sensing equipment and cable connector | |
| CN110426342A (en) | Cable slack layer ablation state Physico-chemical tests system and method | |
| CN201008041Y (en) | High-temperature high-voltage sealing electric connector | |
| CN114033495A (en) | Cable throwing and fishing type underground permanent storage pressure gauge | |
| CN201679496U (en) | Underground liquid level monitor for gas storage well | |
| CN113064040A (en) | Coated cable joint fault early warning device and method | |
| CN202473662U (en) | Underwater travel switch | |
| CN209976537U (en) | Oil well downhole pressure and temperature real-time monitoring and wireless transmission nipple | |
| CN202940682U (en) | Auxiliary junction box of high-voltage dust explosion-proof three-phase asynchronous motor | |
| CN211428090U (en) | Remote gas density relay | |
| CN212258375U (en) | Temperature measurement cable plug, cable head and cable | |
| CN214224383U (en) | Special temperature measuring instrument | |
| CN204304390U (en) | Buried cable straight joint | |
| CN207368347U (en) | A kind of cable connector with thermometric insulating plug | |
| CN208923372U (en) | A kind of self-sealed circuit connection plug-in unit | |
| CN204007933U (en) | A kind of fiber-optical grating temperature sensor that is applied to power equipment | |
| CN111537840A (en) | T-shaped cable joint insulation rear plug with passive ultrasonic monitoring function | |
| CN210379648U (en) | Multi-core pressure-bearing electric connector | |
| CN201699356U (en) | Cable penetration device | |
| CN202308993U (en) | Underwater circuit connector | |
| CN206992261U (en) | A kind of lithium battery group network temperature measuring system | |
| CN205977200U (en) | Water level detector | |
| CN217484239U (en) | Water body multi-depth conductivity self-recording monitoring device | |
| CN213240371U (en) | T-shaped cable joint insulation rear plug with passive ultrasonic monitoring function |
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 |