CN208669244U - A kind of coiled tubing straightener - Google Patents
A kind of coiled tubing straightener Download PDFInfo
- Publication number
- CN208669244U CN208669244U CN201820764226.2U CN201820764226U CN208669244U CN 208669244 U CN208669244 U CN 208669244U CN 201820764226 U CN201820764226 U CN 201820764226U CN 208669244 U CN208669244 U CN 208669244U
- Authority
- CN
- China
- Prior art keywords
- coiled tubing
- screw rod
- clamping
- idler wheel
- fixed block
- 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
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model provides a kind of coiled tubing straightener, including installation frame, and installation frame side is equipped with clamping system, and clamping system respective side is successively arranged clamping system, guidance system and the drive system for driving guidance system rotation transmission oil pipe from top to bottom.Guidance system and clamping system are driven by drive system, align coiled tubing by curved coiled tubing by clamping system, the bridgeware of the drive system of the utility model, the replaceable different size of component of guidance system and clamping system, the function of aligning the coiled tubing of different overall diameters is realized, in addition, this coiled tubing is compact-sized, weight is small, it is small in size, it is adapted for mount in the continuous oil pipe operation equipment of various calibers, operation and maintenance is at low cost.
Description
Technical field
The utility model relates to oil equipment fields, and in particular to a kind of coiled tubing straightener.
Background technique
Common product of the coiled tubing as oilfield stimulation equipment, because its length is too long, transport carries and is stored in roller
On, the oil well or when extracting out from oil well under coiled tubing because of the curvature or well internal resistance plug thing of roller, easily leads to coiled tubing appearance
Buckling phenomenon, the utility model are mountable in the continuous oil pipe operation equipment of various calibers, in tripping in oil pipe or oil pipe from well
When interior proposition, curved oil pipe is aligned, facilitates subsequent implementation operation.
Utility model content
The purpose of the utility model is to overcome coiled tubing lower oil well or from oil well extract out when can be bent coiled tubing
Problem provides a kind of coiled tubing straightener, is mountable in the continuous oil pipe operation equipment of various calibers, in tripping in oil pipe or
When oil pipe is proposed out of well, curved oil pipe is aligned, facilitates subsequent implementation operation.
The purpose of this utility model is reached by following technical measures: a kind of coiled tubing straightener, including installation
Frame, it is characterised in that: the installation frame is equipped with clamping system, and clamping system is correspondingly provided with matched guidance system,
Guidance system is connected with drive system, and guidance system, drive system are installed on installation frame.
Further, the clamping system includes upper clamping mechanism, middle clamp system and lower clamp system, upper clamping mechanism
With lower clamp system and guidance system corresponding matching.
Further, the middle clamp system is equipped with second and clamps adjustment seat and the second screw rod, and the second screw rod is mounted on the
Two clamp in the corresponding groove of adjustment seat, and second screw rod one end is equipped with the second collar nut, and the other end is equipped with the second fixed block, the
Two fixed blocks are equipped with second bearing, are equipped with the second idler wheel in second bearing, the second idler wheel far from the second screw rod side be equipped with
Second idler wheel is matched for clamping tightly the pinch wheels of oil pipe, and the second collar nut of adjustment drives screw rod rotation, pushes on the second fixed block
Second idler wheel is moved forward and backward the clamping function realized to coiled tubing.
Further, the upper clamping mechanism is equipped with first and clamps adjustment seat and the first screw rod, and the first screw rod is mounted on the
One clamps in the corresponding groove of adjustment seat, and first screw rod one end is equipped with first annular nut, and the other end is equipped with the first fixed block, the
One fixed block is equipped with first bearing, is equipped with the first idler wheel in first bearing, adjusts first annular nut and the first screw rod is driven to turn
It is dynamic, push the first idler wheel on the first fixed block to be moved forward and backward the clamping function realized to coiled tubing.
Further, the lower clamp system is equipped with third and clamps adjustment seat and third screw rod, and third screw rod is mounted on the
Three clamp in the corresponding groove of adjustment seat, and third screw rod one end is equipped with third collar nut, and the other end is equipped with third fixed block, the
Three fixed blocks are equipped with 3rd bearing, and third idler wheel is equipped in 3rd bearing, and adjustment third collar nut drives third screw rod to turn
It is dynamic, push the third idler wheel on third fixed block to be moved forward and backward the clamping function realized to coiled tubing.
Further, the guidance system includes driven sprocket, the 4th idler wheel, the 5th idler wheel, positioning bolt, pressing plate, puts down
Key and rotary shaft, rotary shaft are equipped with self lubrication bearing, and rotary shaft is fixed on installation frame by positioning bolt and pressing plate, driven
Sprocket wheel is installed on the rotary shaft by flat key, and the 5th idler wheel is co-axially mounted with driven sprocket.
Further, the drive system includes motor, flat key, drive sprocket and pressing plate, and drive sprocket is pacified by flat key
On the output shaft of motor, motor is mounted on installation frame by pressing plate, and the 4th idler wheel is co-axially mounted with drive sprocket, is driven
Clamping system is equipped between dynamic system and guidance system.
Further, the clamping system includes chain, tensioning wheel, adjustment gasket, tensioning fixing seat and positioning bolt, is opened
Bearing up pulley is mounted in tensioning fixing seat by positioning bolt and adjustment gasket.
Further, the chain bypasses drive sprocket, tensioning wheel and driven sprocket, realizes drive system band action-oriented system
System and clamping system running.
Further, the installation frame is equipped with the slotted hole and mountable various fixation members for moving adjustment component
Mounting hole.
Compared with prior art, the utility model has the beneficial effects that motor drives drive sprocket and the rotation of the 4th idler wheel,
Drive sprocket passes through chain-driving tensioning wheel and the rotation of driven sprocket and the 5th idler wheel, the third of the 5th idler wheel and lower clamp system
Coiled tubing is sent to straightener by idler wheel cooperation, is realized and is aligned to the first time of coiled tubing, and coiled tubing is by the second rolling
Wheel and pinch wheels realize second and align that coiled tubing exports between the first idler wheel and the 4th idler wheel, realize that third time is aligned
The bridgeware of the drive system of this coiled tubing straightener, the replaceable different size of component of guidance system and clamping system, it is real
The function of the coiled tubing of different overall diameters is now aligned, in addition, this coiled tubing is compact-sized, weight is small, it is small in size, it is suitble to peace
In continuous oil pipe operation equipment loaded on various calibers, operation and maintenance is at low cost.
It elaborates with reference to the accompanying drawings and detailed description to the utility model.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the utility model schematic perspective view.
Wherein, 1- installation frame, 2- clamping system, 3- drive system, 4- clamping system, 5- guidance system, 6- first are pressed from both sides
Tight adjustment seat, the first screw rod of 7-, the first annular nut of 8-, the first fixed block of 9-, 10- first bearing, the first idler wheel of 11-, 12-
Two clamp adjustment seat, the second screw rod of 13-, the second collar nut of 14-, the second fixed block of 15-, 16- second bearing, the rolling of 17- second
Wheel, 18- pinch wheels, 19- third clamp adjustment seat, 20- third screw rod, 21- third collar nut, tri- fixed block of 22-, 23- the
Three bearings, 24- third idler wheel, 25- motor, 26- drive sprocket, the 4th idler wheel of 27-, 28- chain, 29- tensioning wheel, 30- tensioning
Take turns fixing seat, 31- driven sprocket, the 5th idler wheel of 32-, 33- rotary shaft.
Specific embodiment
Embodiment, as shown in Fig. 1 to 2, a kind of coiled tubing straightener, including installation frame 1, installation frame 1 are equipped with folder
Clamping system 2, clamping system 2 are correspondingly provided with matched guidance system 5, and guidance system 5 is connected with drive system 3, guiding system
System 5, drive system 3 are installed on installation frame 1.Clamping system 2 includes upper clamping mechanism, middle clamp system and lower clamping machine
Structure, upper clamping mechanism and lower clamp system and guidance system corresponding matching.Upper clamping mechanism is equipped with first and clamps adjustment seat 6 and the
One screw rod 7, the first screw rod 7 are mounted in the corresponding groove of the first clamping adjustment seat 6, and 7 one end of the first screw rod is equipped with first annular
Nut 8 adjusts first annular nut 8 and drives the rotation of the first screw rod 7, moves before and after the first idler wheel 11 on the first fixed block 9 of promotion
The dynamic clamping function realized to coiled tubing, the other end are equipped with the first fixed block 9, and the first fixed block 9 is equipped with first bearing 10, the
First idler wheel 11 is installed on one bearing 10.Middle clamp system is equipped with second and clamps adjustment seat 12 and the second screw rod 13, the second spiral shell
Bar 13 is mounted in the corresponding groove of the second clamping adjustment seat 12, and 13 one end of the second screw rod is equipped with the second collar nut 14, adjustment
Second collar nut 14 drives the rotation of the second screw rod 13, and the second idler wheel 17 on the second fixed block 15 is pushed to be moved forward and backward realization pair
The clamping function of coiled tubing, the other end are equipped with the second fixed block 15, and the second fixed block 15 is equipped with second bearing 16, second bearing
Second idler wheel 17 is installed, the second idler wheel 17 is equipped with far from 13 side of the second screw rod and is matched for clamping tightly oil pipe with the second idler wheel 17 on 16
Pinch wheels 18.Lower clamp system is equipped with third and clamps adjustment seat 19 and third screw rod 20, and third screw rod 20 is mounted on third folder
In the corresponding groove of tight adjustment seat 19,20 one end of third screw rod is equipped with third collar nut 21, adjusts 21 band of third collar nut
Dynamic third screw rod 20 rotates, and the third idler wheel 24 on third fixed block 22 is pushed to be moved forward and backward the clamping function realized to coiled tubing
Can, the other end is equipped with third fixed block 22, and third fixed block 22 is equipped with 3rd bearing 23, and third rolling is equipped in 3rd bearing 23
Wheel 24.Guidance system 5 includes driven sprocket 31, the 4th idler wheel 27, the 5th idler wheel 32, positioning bolt, pressing plate, flat key and rotary shaft
33, rotary shaft 33 is equipped with self lubrication bearing, and rotary shaft 33 is fixed on installation frame 1 by positioning bolt and pressing plate, driven chain
Wheel 31 is mounted in rotary shaft 33 by flat key, and the 5th idler wheel 32 is co-axially mounted with driven sprocket 31.Drive system 3 includes motor
25, flat key, drive sprocket 26 and pressing plate, drive sprocket 26 are mounted on the output shaft of motor 25 by flat key, and motor 25 passes through
Pressing plate is mounted on installation frame 1, and the 4th idler wheel 27 is co-axially mounted with drive sprocket 26, between drive system 3 and guidance system 5
Equipped with clamping system 4.Clamping system 4 includes chain 28, tensioning wheel 29, adjustment gasket, tensioning fixing seat 30 and positioning bolt, is opened
Bearing up pulley 29 is mounted on 30 in tensioning fixing seat by positioning bolt and adjustment gasket.The chain 28 bypasses drive sprocket 26, opens
Bearing up pulley 29 and driven sprocket 31 realize that drive system 3 drives guidance system 5 and clamping system 4 to operate, and installation frame 1 is equipped with can
The slotted hole of mobile adjustment component and the mounting hole of mountable various fixation members.
The course of work: motor 25 drives drive sprocket 26 and the rotation of the 4th idler wheel 27, and drive sprocket 26 passes through 28 band of chain
Dynamic tensioning wheel 29 and driven sprocket 31 and the rotation of the 5th idler wheel 32, the third idler wheel 24 of the 5th idler wheel 32 and lower clamp system cooperate
Coiled tubing is sent to straightener, realizes and the first time of coiled tubing is aligned, coiled tubing is by the second idler wheel 17 and folder
Bearing up pulley 18 realizes second and aligns that coiled tubing is exported between the first idler wheel 11 and the 4th idler wheel 27, realizes that third time is rectified
Directly, the slotted hole of various mounting holes and adjustable position is provided on installation frame 1, clamping system 2 can pass through rotary screw tune
The clamping degree to coiled tubing is saved, clamping system 4 adjusts the position of tensioning wheel 29 by positioning bolt, adjusts the pine of chain 28
Relaxation degree guarantees the validity of power transmitting, and the component of drive system 3, guidance system 5 and clamping system 2 can be replaced
The bridgeware of different size realizes the coiled tubing for aligning different overall diameters.
Although the various embodiments described above are described, once a person skilled in the art knows basic wounds
The property made concept, then additional changes and modifications can be made to these embodiments, so the foregoing is merely the realities of the utility model
Example is applied, the scope of patent protection of the utility model is not intended to limit, it is all to utilize the utility model specification and accompanying drawing content
Made equivalent structure or equivalent flow shift, is applied directly or indirectly in other relevant technical fields, and similarly includes
Within the scope of patent protection of the utility model.
Claims (10)
1. a kind of coiled tubing straightener, including installation frame, it is characterised in that: the installation frame is equipped with clamping system, folder
Clamping system is correspondingly provided with matched guidance system, and guidance system is connected with drive system, guidance system, drive system installation
In on installation frame.
2. a kind of coiled tubing straightener according to claim 1, it is characterised in that: the clamping system includes upper clamping
Mechanism, middle clamp system and lower clamp system, upper clamping mechanism and lower clamp system and guidance system corresponding matching.
3. a kind of coiled tubing straightener according to claim 2, it is characterised in that: the middle clamp system is equipped with second
It clamps adjustment seat and the second screw rod, the second screw rod is mounted in the corresponding groove of the second clamping adjustment seat, second screw rod one end is set
There is the second collar nut, the other end is equipped with the second fixed block, and the second fixed block is equipped with second bearing, and the is equipped in second bearing
Second wheel, the second idler wheel are equipped with the pinch wheels for being matched for clamping tightly oil pipe with the second idler wheel far from the second screw rod side, adjust the second ring
Shape nut drives screw rod rotation, and the second idler wheel on the second fixed block is pushed to be moved forward and backward the clamping function realized to coiled tubing
Energy.
4. a kind of coiled tubing straightener according to claim 2, it is characterised in that: the upper clamping mechanism is equipped with first
It clamps adjustment seat and the first screw rod, the first screw rod is mounted in the corresponding groove of the first clamping adjustment seat, first screw rod one end is set
There is a first annular nut, the other end is equipped with the first fixed block, and the first fixed block is equipped with first bearing, and the is equipped in first bearing
One idler wheel adjusts first annular nut and drives the rotation of the first screw rod, pushes the first idler wheel on the first fixed block to be moved forward and backward real
Now to the clamping function of coiled tubing.
5. a kind of coiled tubing straightener according to claim 2, it is characterised in that: the lower clamp system is equipped with third
Adjustment seat and third screw rod are clamped, third screw rod is mounted on third and clamps in the corresponding groove of adjustment seat, and third screw rod one end is set
There is a third collar nut, the other end is equipped with third fixed block, and third fixed block is equipped with 3rd bearing, and the is equipped in 3rd bearing
Three idler wheels, adjustment third collar nut drive the rotation of third screw rod, push the third idler wheel on third fixed block to be moved forward and backward real
Now to the clamping function of coiled tubing.
6. a kind of coiled tubing straightener according to claim 2, it is characterised in that: the guidance system includes driven chain
Wheel, the 4th idler wheel, the 5th idler wheel, positioning bolt, pressing plate, flat key and rotary shaft, rotary shaft are equipped with self lubrication bearing, and rotary shaft is logical
Cross positioning bolt and pressing plate be fixed on installation frame, driven sprocket by flat key install on the rotary shaft, the 5th idler wheel with from
Movable sprocket is co-axially mounted.
7. a kind of coiled tubing straightener according to claim 6, it is characterised in that: the drive system include motor,
Flat key, drive sprocket and pressing plate, drive sprocket are mounted on the output shaft of motor by flat key, and motor is mounted on peace by pressing plate
It frames up on frame, the 4th idler wheel is co-axially mounted with drive sprocket, and clamping system is equipped between drive system and guidance system.
8. a kind of coiled tubing straightener according to claim 7, it is characterised in that: the clamping system include chain,
Tensioning wheel adjusts gasket, tensioning fixing seat and positioning bolt, and tensioning wheel is mounted on tensioning admittedly by positioning bolt and adjustment gasket
In reservation.
9. a kind of coiled tubing straightener according to claim 8, it is characterised in that: the chain around drive sprocket,
Tensioning wheel and driven sprocket realize that drive system drives guidance system and clamping system running.
10. a kind of coiled tubing straightener according to claim 9, it is characterised in that: the installation frame is equipped with removable
The slotted hole of dynamic adjustment component and the mounting hole of mountable fixation member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820764226.2U CN208669244U (en) | 2018-05-22 | 2018-05-22 | A kind of coiled tubing straightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820764226.2U CN208669244U (en) | 2018-05-22 | 2018-05-22 | A kind of coiled tubing straightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208669244U true CN208669244U (en) | 2019-03-29 |
Family
ID=65822154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820764226.2U Active CN208669244U (en) | 2018-05-22 | 2018-05-22 | A kind of coiled tubing straightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208669244U (en) |
Cited By (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10895202B1 (en) | 2019-09-13 | 2021-01-19 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US10907459B1 (en) | 2019-09-13 | 2021-02-02 | Bj Energy Solutions, Llc | Methods and systems for operating a fleet of pumps |
| US10954770B1 (en) | 2020-06-09 | 2021-03-23 | Bj Energy Solutions, Llc | Systems and methods for exchanging fracturing components of a hydraulic fracturing unit |
| US10961908B1 (en) | 2020-06-05 | 2021-03-30 | Bj Energy Solutions, Llc | Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit |
| US10968837B1 (en) | 2020-05-14 | 2021-04-06 | Bj Energy Solutions, Llc | Systems and methods utilizing turbine compressor discharge for hydrostatic manifold purge |
| US10989180B2 (en) | 2019-09-13 | 2021-04-27 | Bj Energy Solutions, Llc | Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods |
| US11002189B2 (en) | 2019-09-13 | 2021-05-11 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11015594B2 (en) | 2019-09-13 | 2021-05-25 | Bj Energy Solutions, Llc | Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump |
| US11015536B2 (en) | 2019-09-13 | 2021-05-25 | Bj Energy Solutions, Llc | Methods and systems for supplying fuel to gas turbine engines |
| US11022526B1 (en) | 2020-06-09 | 2021-06-01 | Bj Energy Solutions, Llc | Systems and methods for monitoring a condition of a fracturing component section of a hydraulic fracturing unit |
| US11028677B1 (en) | 2020-06-22 | 2021-06-08 | Bj Energy Solutions, Llc | Stage profiles for operations of hydraulic systems and associated methods |
| US11066915B1 (en) | 2020-06-09 | 2021-07-20 | Bj Energy Solutions, Llc | Methods for detection and mitigation of well screen out |
| US11109508B1 (en) | 2020-06-05 | 2021-08-31 | Bj Energy Solutions, Llc | Enclosure assembly for enhanced cooling of direct drive unit and related methods |
| US11125066B1 (en) | 2020-06-22 | 2021-09-21 | Bj Energy Solutions, Llc | Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing |
| US11149533B1 (en) | 2020-06-24 | 2021-10-19 | Bj Energy Solutions, Llc | Systems to monitor, detect, and/or intervene relative to cavitation and pulsation events during a hydraulic fracturing operation |
| US11193361B1 (en) | 2020-07-17 | 2021-12-07 | Bj Energy Solutions, Llc | Methods, systems, and devices to enhance fracturing fluid delivery to subsurface formations during high-pressure fracturing operations |
| US11208953B1 (en) | 2020-06-05 | 2021-12-28 | Bj Energy Solutions, Llc | Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit |
| US11208880B2 (en) | 2020-05-28 | 2021-12-28 | Bj Energy Solutions, Llc | Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods |
| US11220895B1 (en) | 2020-06-24 | 2022-01-11 | Bj Energy Solutions, Llc | Automated diagnostics of electronic instrumentation in a system for fracturing a well and associated methods |
| US11236739B2 (en) | 2019-09-13 | 2022-02-01 | Bj Energy Solutions, Llc | Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods |
| US11268346B2 (en) | 2019-09-13 | 2022-03-08 | Bj Energy Solutions, Llc | Fuel, communications, and power connection systems |
| US11408794B2 (en) | 2019-09-13 | 2022-08-09 | Bj Energy Solutions, Llc | Fuel, communications, and power connection systems and related methods |
| US11415125B2 (en) | 2020-06-23 | 2022-08-16 | Bj Energy Solutions, Llc | Systems for utilization of a hydraulic fracturing unit profile to operate hydraulic fracturing units |
| US11428165B2 (en) | 2020-05-15 | 2022-08-30 | Bj Energy Solutions, Llc | Onboard heater of auxiliary systems using exhaust gases and associated methods |
| US11473413B2 (en) | 2020-06-23 | 2022-10-18 | Bj Energy Solutions, Llc | Systems and methods to autonomously operate hydraulic fracturing units |
| US11560845B2 (en) | 2019-05-15 | 2023-01-24 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11624326B2 (en) | 2017-05-21 | 2023-04-11 | Bj Energy Solutions, Llc | Methods and systems for supplying fuel to gas turbine engines |
| US11635074B2 (en) | 2020-05-12 | 2023-04-25 | Bj Energy Solutions, Llc | Cover for fluid systems and related methods |
| US11639654B2 (en) | 2021-05-24 | 2023-05-02 | Bj Energy Solutions, Llc | Hydraulic fracturing pumps to enhance flow of fracturing fluid into wellheads and related methods |
| US11867118B2 (en) | 2019-09-13 | 2024-01-09 | Bj Energy Solutions, Llc | Methods and systems for supplying fuel to gas turbine engines |
| US11933153B2 (en) | 2020-06-22 | 2024-03-19 | Bj Energy Solutions, Llc | Systems and methods to operate hydraulic fracturing units using automatic flow rate and/or pressure control |
| US11939853B2 (en) | 2020-06-22 | 2024-03-26 | Bj Energy Solutions, Llc | Systems and methods providing a configurable staged rate increase function to operate hydraulic fracturing units |
| US11971028B2 (en) | 2023-05-25 | 2024-04-30 | Bj Energy Solutions, Llc | Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump |
-
2018
- 2018-05-22 CN CN201820764226.2U patent/CN208669244U/en active Active
Cited By (129)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11624326B2 (en) | 2017-05-21 | 2023-04-11 | Bj Energy Solutions, Llc | Methods and systems for supplying fuel to gas turbine engines |
| US11560845B2 (en) | 2019-05-15 | 2023-01-24 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11401865B1 (en) | 2019-09-13 | 2022-08-02 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US11598263B2 (en) | 2019-09-13 | 2023-03-07 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11613980B2 (en) | 2019-09-13 | 2023-03-28 | Bj Energy Solutions, Llc | Methods and systems for operating a fleet of pumps |
| US10982596B1 (en) | 2019-09-13 | 2021-04-20 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US10989180B2 (en) | 2019-09-13 | 2021-04-27 | Bj Energy Solutions, Llc | Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods |
| US11002189B2 (en) | 2019-09-13 | 2021-05-11 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11015594B2 (en) | 2019-09-13 | 2021-05-25 | Bj Energy Solutions, Llc | Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump |
| US11408794B2 (en) | 2019-09-13 | 2022-08-09 | Bj Energy Solutions, Llc | Fuel, communications, and power connection systems and related methods |
| US11015536B2 (en) | 2019-09-13 | 2021-05-25 | Bj Energy Solutions, Llc | Methods and systems for supplying fuel to gas turbine engines |
| US10907459B1 (en) | 2019-09-13 | 2021-02-02 | Bj Energy Solutions, Llc | Methods and systems for operating a fleet of pumps |
| US11867118B2 (en) | 2019-09-13 | 2024-01-09 | Bj Energy Solutions, Llc | Methods and systems for supplying fuel to gas turbine engines |
| US11060455B1 (en) | 2019-09-13 | 2021-07-13 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11859482B2 (en) | 2019-09-13 | 2024-01-02 | Bj Energy Solutions, Llc | Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods |
| US11268346B2 (en) | 2019-09-13 | 2022-03-08 | Bj Energy Solutions, Llc | Fuel, communications, and power connection systems |
| US11092152B2 (en) | 2019-09-13 | 2021-08-17 | Bj Energy Solutions, Llc | Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump |
| US11555756B2 (en) | 2019-09-13 | 2023-01-17 | Bj Energy Solutions, Llc | Fuel, communications, and power connection systems and related methods |
| US11530602B2 (en) | 2019-09-13 | 2022-12-20 | Bj Energy Solutions, Llc | Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods |
| US11578660B1 (en) | 2019-09-13 | 2023-02-14 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US11767791B2 (en) | 2019-09-13 | 2023-09-26 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11149726B1 (en) | 2019-09-13 | 2021-10-19 | Bj Energy Solutions, Llc | Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump |
| US11156159B1 (en) | 2019-09-13 | 2021-10-26 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11761846B2 (en) | 2019-09-13 | 2023-09-19 | Bj Energy Solutions, Llc | Fuel, communications, and power connection systems and related methods |
| US11512642B1 (en) | 2019-09-13 | 2022-11-29 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US10895202B1 (en) | 2019-09-13 | 2021-01-19 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US11619122B2 (en) | 2019-09-13 | 2023-04-04 | Bj Energy Solutions, Llc | Methods and systems for operating a fleet of pumps |
| US11725583B2 (en) | 2019-09-13 | 2023-08-15 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11608725B2 (en) | 2019-09-13 | 2023-03-21 | Bj Energy Solutions, Llc | Methods and systems for operating a fleet of pumps |
| US11719234B2 (en) | 2019-09-13 | 2023-08-08 | Bj Energy Solutions, Llc | Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump |
| US11460368B2 (en) | 2019-09-13 | 2022-10-04 | Bj Energy Solutions, Llc | Fuel, communications, and power connection systems and related methods |
| US11236739B2 (en) | 2019-09-13 | 2022-02-01 | Bj Energy Solutions, Llc | Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods |
| US11346280B1 (en) | 2019-09-13 | 2022-05-31 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US11655763B1 (en) | 2019-09-13 | 2023-05-23 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US11473997B2 (en) | 2019-09-13 | 2022-10-18 | Bj Energy Solutions, Llc | Fuel, communications, and power connection systems and related methods |
| US11852001B2 (en) | 2019-09-13 | 2023-12-26 | Bj Energy Solutions, Llc | Methods and systems for operating a fleet of pumps |
| US11473503B1 (en) | 2019-09-13 | 2022-10-18 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US11280331B2 (en) | 2019-09-13 | 2022-03-22 | Bj Energy Solutions, Llc | Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump |
| US11280266B2 (en) | 2019-09-13 | 2022-03-22 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11287350B2 (en) | 2019-09-13 | 2022-03-29 | Bj Energy Solutions, Llc | Fuel, communications, and power connection methods |
| US11629584B2 (en) | 2019-09-13 | 2023-04-18 | Bj Energy Solutions, Llc | Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods |
| US11604113B2 (en) | 2019-09-13 | 2023-03-14 | Bj Energy Solutions, Llc | Fuel, communications, and power connection systems and related methods |
| US11649766B1 (en) | 2019-09-13 | 2023-05-16 | Bj Energy Solutions, Llc | Mobile gas turbine inlet air conditioning system and associated methods |
| US11319878B2 (en) | 2019-09-13 | 2022-05-03 | Bj Energy Solutions, Llc | Direct drive unit removal system and associated methods |
| US11708829B2 (en) | 2020-05-12 | 2023-07-25 | Bj Energy Solutions, Llc | Cover for fluid systems and related methods |
| US11635074B2 (en) | 2020-05-12 | 2023-04-25 | Bj Energy Solutions, Llc | Cover for fluid systems and related methods |
| US11898504B2 (en) | 2020-05-14 | 2024-02-13 | Bj Energy Solutions, Llc | Systems and methods utilizing turbine compressor discharge for hydrostatic manifold purge |
| US10968837B1 (en) | 2020-05-14 | 2021-04-06 | Bj Energy Solutions, Llc | Systems and methods utilizing turbine compressor discharge for hydrostatic manifold purge |
| US11959419B2 (en) | 2020-05-15 | 2024-04-16 | Bj Energy Solutions, Llc | Onboard heater of auxiliary systems using exhaust gases and associated methods |
| US11624321B2 (en) | 2020-05-15 | 2023-04-11 | Bj Energy Solutions, Llc | Onboard heater of auxiliary systems using exhaust gases and associated methods |
| US11698028B2 (en) | 2020-05-15 | 2023-07-11 | Bj Energy Solutions, Llc | Onboard heater of auxiliary systems using exhaust gases and associated methods |
| US11434820B2 (en) | 2020-05-15 | 2022-09-06 | Bj Energy Solutions, Llc | Onboard heater of auxiliary systems using exhaust gases and associated methods |
| US11428165B2 (en) | 2020-05-15 | 2022-08-30 | Bj Energy Solutions, Llc | Onboard heater of auxiliary systems using exhaust gases and associated methods |
| US11542868B2 (en) | 2020-05-15 | 2023-01-03 | Bj Energy Solutions, Llc | Onboard heater of auxiliary systems using exhaust gases and associated methods |
| US11814940B2 (en) | 2020-05-28 | 2023-11-14 | Bj Energy Solutions Llc | Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods |
| US11208880B2 (en) | 2020-05-28 | 2021-12-28 | Bj Energy Solutions, Llc | Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods |
| US11313213B2 (en) | 2020-05-28 | 2022-04-26 | Bj Energy Solutions, Llc | Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods |
| US11365616B1 (en) | 2020-05-28 | 2022-06-21 | Bj Energy Solutions, Llc | Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods |
| US11603745B2 (en) | 2020-05-28 | 2023-03-14 | Bj Energy Solutions, Llc | Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods |
| US11598264B2 (en) | 2020-06-05 | 2023-03-07 | Bj Energy Solutions, Llc | Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit |
| US11300050B2 (en) | 2020-06-05 | 2022-04-12 | Bj Energy Solutions, Llc | Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit |
| US11627683B2 (en) | 2020-06-05 | 2023-04-11 | Bj Energy Solutions, Llc | Enclosure assembly for enhanced cooling of direct drive unit and related methods |
| US11378008B2 (en) | 2020-06-05 | 2022-07-05 | Bj Energy Solutions, Llc | Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit |
| US11723171B2 (en) | 2020-06-05 | 2023-08-08 | Bj Energy Solutions, Llc | Enclosure assembly for enhanced cooling of direct drive unit and related methods |
| US11208953B1 (en) | 2020-06-05 | 2021-12-28 | Bj Energy Solutions, Llc | Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit |
| US11746698B2 (en) | 2020-06-05 | 2023-09-05 | Bj Energy Solutions, Llc | Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit |
| US10961908B1 (en) | 2020-06-05 | 2021-03-30 | Bj Energy Solutions, Llc | Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit |
| US11129295B1 (en) | 2020-06-05 | 2021-09-21 | Bj Energy Solutions, Llc | Enclosure assembly for enhanced cooling of direct drive unit and related methods |
| US11109508B1 (en) | 2020-06-05 | 2021-08-31 | Bj Energy Solutions, Llc | Enclosure assembly for enhanced cooling of direct drive unit and related methods |
| US11891952B2 (en) | 2020-06-05 | 2024-02-06 | Bj Energy Solutions, Llc | Systems and methods to enhance intake air flow to a gas turbine engine of a hydraulic fracturing unit |
| US11512570B2 (en) | 2020-06-09 | 2022-11-29 | Bj Energy Solutions, Llc | Systems and methods for exchanging fracturing components of a hydraulic fracturing unit |
| US11261717B2 (en) | 2020-06-09 | 2022-03-01 | Bj Energy Solutions, Llc | Systems and methods for exchanging fracturing components of a hydraulic fracturing unit |
| US11566506B2 (en) | 2020-06-09 | 2023-01-31 | Bj Energy Solutions, Llc | Methods for detection and mitigation of well screen out |
| US11208881B1 (en) | 2020-06-09 | 2021-12-28 | Bj Energy Solutions, Llc | Methods and systems for detection and mitigation of well screen out |
| US11085281B1 (en) | 2020-06-09 | 2021-08-10 | Bj Energy Solutions, Llc | Systems and methods for exchanging fracturing components of a hydraulic fracturing unit |
| US10954770B1 (en) | 2020-06-09 | 2021-03-23 | Bj Energy Solutions, Llc | Systems and methods for exchanging fracturing components of a hydraulic fracturing unit |
| US11066915B1 (en) | 2020-06-09 | 2021-07-20 | Bj Energy Solutions, Llc | Methods for detection and mitigation of well screen out |
| US11867046B2 (en) | 2020-06-09 | 2024-01-09 | Bj Energy Solutions, Llc | Systems and methods for exchanging fracturing components of a hydraulic fracturing unit |
| US11022526B1 (en) | 2020-06-09 | 2021-06-01 | Bj Energy Solutions, Llc | Systems and methods for monitoring a condition of a fracturing component section of a hydraulic fracturing unit |
| US11629583B2 (en) | 2020-06-09 | 2023-04-18 | Bj Energy Solutions, Llc | Systems and methods for exchanging fracturing components of a hydraulic fracturing unit |
| US11015423B1 (en) | 2020-06-09 | 2021-05-25 | Bj Energy Solutions, Llc | Systems and methods for exchanging fracturing components of a hydraulic fracturing unit |
| US11319791B2 (en) | 2020-06-09 | 2022-05-03 | Bj Energy Solutions, Llc | Methods and systems for detection and mitigation of well screen out |
| US11339638B1 (en) | 2020-06-09 | 2022-05-24 | Bj Energy Solutions, Llc | Systems and methods for exchanging fracturing components of a hydraulic fracturing unit |
| US11939854B2 (en) | 2020-06-09 | 2024-03-26 | Bj Energy Solutions, Llc | Methods for detection and mitigation of well screen out |
| US11236598B1 (en) | 2020-06-22 | 2022-02-01 | Bj Energy Solutions, Llc | Stage profiles for operations of hydraulic systems and associated methods |
| US11208879B1 (en) | 2020-06-22 | 2021-12-28 | Bj Energy Solutions, Llc | Stage profiles for operations of hydraulic systems and associated methods |
| US11933153B2 (en) | 2020-06-22 | 2024-03-19 | Bj Energy Solutions, Llc | Systems and methods to operate hydraulic fracturing units using automatic flow rate and/or pressure control |
| US11125066B1 (en) | 2020-06-22 | 2021-09-21 | Bj Energy Solutions, Llc | Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing |
| US11939853B2 (en) | 2020-06-22 | 2024-03-26 | Bj Energy Solutions, Llc | Systems and methods providing a configurable staged rate increase function to operate hydraulic fracturing units |
| US11408263B2 (en) | 2020-06-22 | 2022-08-09 | Bj Energy Solutions, Llc | Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing |
| US11952878B2 (en) | 2020-06-22 | 2024-04-09 | Bj Energy Solutions, Llc | Stage profiles for operations of hydraulic systems and associated methods |
| US11898429B2 (en) | 2020-06-22 | 2024-02-13 | Bj Energy Solutions, Llc | Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing |
| US11572774B2 (en) | 2020-06-22 | 2023-02-07 | Bj Energy Solutions, Llc | Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing |
| US11639655B2 (en) | 2020-06-22 | 2023-05-02 | Bj Energy Solutions, Llc | Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing |
| US11598188B2 (en) | 2020-06-22 | 2023-03-07 | Bj Energy Solutions, Llc | Stage profiles for operations of hydraulic systems and associated methods |
| US11732565B2 (en) | 2020-06-22 | 2023-08-22 | Bj Energy Solutions, Llc | Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing |
| US11028677B1 (en) | 2020-06-22 | 2021-06-08 | Bj Energy Solutions, Llc | Stage profiles for operations of hydraulic systems and associated methods |
| US11428218B2 (en) | 2020-06-23 | 2022-08-30 | Bj Energy Solutions, Llc | Systems and methods of utilization of a hydraulic fracturing unit profile to operate hydraulic fracturing units |
| US11661832B2 (en) | 2020-06-23 | 2023-05-30 | Bj Energy Solutions, Llc | Systems and methods to autonomously operate hydraulic fracturing units |
| US11649820B2 (en) | 2020-06-23 | 2023-05-16 | Bj Energy Solutions, Llc | Systems and methods of utilization of a hydraulic fracturing unit profile to operate hydraulic fracturing units |
| US11473413B2 (en) | 2020-06-23 | 2022-10-18 | Bj Energy Solutions, Llc | Systems and methods to autonomously operate hydraulic fracturing units |
| US11466680B2 (en) | 2020-06-23 | 2022-10-11 | Bj Energy Solutions, Llc | Systems and methods of utilization of a hydraulic fracturing unit profile to operate hydraulic fracturing units |
| US11415125B2 (en) | 2020-06-23 | 2022-08-16 | Bj Energy Solutions, Llc | Systems for utilization of a hydraulic fracturing unit profile to operate hydraulic fracturing units |
| US11939974B2 (en) | 2020-06-23 | 2024-03-26 | Bj Energy Solutions, Llc | Systems and methods of utilization of a hydraulic fracturing unit profile to operate hydraulic fracturing units |
| US11719085B1 (en) | 2020-06-23 | 2023-08-08 | Bj Energy Solutions, Llc | Systems and methods to autonomously operate hydraulic fracturing units |
| US11566505B2 (en) | 2020-06-23 | 2023-01-31 | Bj Energy Solutions, Llc | Systems and methods to autonomously operate hydraulic fracturing units |
| US11391137B2 (en) | 2020-06-24 | 2022-07-19 | Bj Energy Solutions, Llc | Systems and methods to monitor, detect, and/or intervene relative to cavitation and pulsation events during a hydraulic fracturing operation |
| US11274537B2 (en) | 2020-06-24 | 2022-03-15 | Bj Energy Solutions, Llc | Method to detect and intervene relative to cavitation and pulsation events during a hydraulic fracturing operation |
| US11746638B2 (en) | 2020-06-24 | 2023-09-05 | Bj Energy Solutions, Llc | Automated diagnostics of electronic instrumentation in a system for fracturing a well and associated methods |
| US11512571B2 (en) | 2020-06-24 | 2022-11-29 | Bj Energy Solutions, Llc | Automated diagnostics of electronic instrumentation in a system for fracturing a well and associated methods |
| US11506040B2 (en) | 2020-06-24 | 2022-11-22 | Bj Energy Solutions, Llc | Automated diagnostics of electronic instrumentation in a system for fracturing a well and associated methods |
| US11149533B1 (en) | 2020-06-24 | 2021-10-19 | Bj Energy Solutions, Llc | Systems to monitor, detect, and/or intervene relative to cavitation and pulsation events during a hydraulic fracturing operation |
| US11220895B1 (en) | 2020-06-24 | 2022-01-11 | Bj Energy Solutions, Llc | Automated diagnostics of electronic instrumentation in a system for fracturing a well and associated methods |
| US11255174B2 (en) | 2020-06-24 | 2022-02-22 | Bj Energy Solutions, Llc | Automated diagnostics of electronic instrumentation in a system for fracturing a well and associated methods |
| US11692422B2 (en) | 2020-06-24 | 2023-07-04 | Bj Energy Solutions, Llc | System to monitor cavitation or pulsation events during a hydraulic fracturing operation |
| US11668175B2 (en) | 2020-06-24 | 2023-06-06 | Bj Energy Solutions, Llc | Automated diagnostics of electronic instrumentation in a system for fracturing a well and associated methods |
| US11542802B2 (en) | 2020-06-24 | 2023-01-03 | Bj Energy Solutions, Llc | Hydraulic fracturing control assembly to detect pump cavitation or pulsation |
| US11299971B2 (en) | 2020-06-24 | 2022-04-12 | Bj Energy Solutions, Llc | System of controlling a hydraulic fracturing pump or blender using cavitation or pulsation detection |
| US11255175B1 (en) | 2020-07-17 | 2022-02-22 | Bj Energy Solutions, Llc | Methods, systems, and devices to enhance fracturing fluid delivery to subsurface formations during high-pressure fracturing operations |
| US11920450B2 (en) | 2020-07-17 | 2024-03-05 | Bj Energy Solutions, Llc | Methods, systems, and devices to enhance fracturing fluid delivery to subsurface formations during high-pressure fracturing operations |
| US11365615B2 (en) | 2020-07-17 | 2022-06-21 | Bj Energy Solutions, Llc | Methods, systems, and devices to enhance fracturing fluid delivery to subsurface formations during high-pressure fracturing operations |
| US11608727B2 (en) | 2020-07-17 | 2023-03-21 | Bj Energy Solutions, Llc | Methods, systems, and devices to enhance fracturing fluid delivery to subsurface formations during high-pressure fracturing operations |
| US11603744B2 (en) | 2020-07-17 | 2023-03-14 | Bj Energy Solutions, Llc | Methods, systems, and devices to enhance fracturing fluid delivery to subsurface formations during high-pressure fracturing operations |
| US11193361B1 (en) | 2020-07-17 | 2021-12-07 | Bj Energy Solutions, Llc | Methods, systems, and devices to enhance fracturing fluid delivery to subsurface formations during high-pressure fracturing operations |
| US11193360B1 (en) | 2020-07-17 | 2021-12-07 | Bj Energy Solutions, Llc | Methods, systems, and devices to enhance fracturing fluid delivery to subsurface formations during high-pressure fracturing operations |
| US11639654B2 (en) | 2021-05-24 | 2023-05-02 | Bj Energy Solutions, Llc | Hydraulic fracturing pumps to enhance flow of fracturing fluid into wellheads and related methods |
| US11732563B2 (en) | 2021-05-24 | 2023-08-22 | Bj Energy Solutions, Llc | Hydraulic fracturing pumps to enhance flow of fracturing fluid into wellheads and related methods |
| US11867045B2 (en) | 2021-05-24 | 2024-01-09 | Bj Energy Solutions, Llc | Hydraulic fracturing pumps to enhance flow of fracturing fluid into wellheads and related methods |
| US11971028B2 (en) | 2023-05-25 | 2024-04-30 | Bj Energy Solutions, Llc | Systems and method for use of single mass flywheel alongside torsional vibration damper assembly for single acting reciprocating pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208669244U (en) | A kind of coiled tubing straightener | |
| US8215654B1 (en) | Linear to rotary drive system for bicycles and similar vehicles | |
| CN207154417U (en) | A kind of copper rod wire-drawing frame | |
| CN101758997B (en) | Light skidding chain shifter | |
| CN106185162A (en) | Swingable two-wheel friction drive device | |
| CN201538558U (en) | Light-duty skid chain type migration machine | |
| CN201894845U (en) | Large-sized kite line releasing and reeling machine | |
| CN212421333U (en) | Full-automatic installation robot for rail transit pipeline | |
| CN202686889U (en) | Carton belting recovering machine | |
| CN105382137B (en) | A kind of sawing cutting integrated machine | |
| CN207686379U (en) | A kind of intelligent garage elevating transport apparatus | |
| CN209349419U (en) | A kind of presetting traction device of two-wire plate muscle machine | |
| CN205932079U (en) | But wobbling double round friction drive arrangement | |
| CN201329370Y (en) | Tube milling machine cover moving device | |
| CN201187563Y (en) | Elliptical telescopic crank | |
| CN204400116U (en) | Dolioform glass bottle transition conveyer | |
| CN208712754U (en) | Steel reinforcement cage binding device | |
| CN207249799U (en) | It is a kind of for finance device coin clamping device and its horizontal transport mechanism | |
| CN214720100U (en) | Steel bar bending equipment | |
| CN112193920A (en) | Cable conveying device for power communication | |
| CN110759003A (en) | Four-column sliding table mechanism | |
| CN109352260A (en) | A kind of railway contact line tubular steel post welding support | |
| CN209291515U (en) | A kind of automatic board conveyer | |
| CN201136950Y (en) | Wire cable conveying belt production line and wire cable homing mechanism | |
| CN2838784Y (en) | Machine cover shifting out device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |