CN206571421U - A kind of coiled tubing drilling machine - Google Patents
A kind of coiled tubing drilling machine Download PDFInfo
- Publication number
- CN206571421U CN206571421U CN201720064956.7U CN201720064956U CN206571421U CN 206571421 U CN206571421 U CN 206571421U CN 201720064956 U CN201720064956 U CN 201720064956U CN 206571421 U CN206571421 U CN 206571421U
- Authority
- CN
- China
- Prior art keywords
- assembly
- end plate
- straight section
- curved segment
- coiled tubing
- 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
Abstract
A kind of coiled tubing drilling machine, mainly by roller assembly, rolling stand assembly, frame assembly, curved segment guiding assemblage, straight section guiding assemblage, send and put forward brill drive assembly, rib cage, backplate and constitute；Described roller assembly is connected by rolling stand assembly with frame assembly；Described frame assembly includes band gear floating bearing, rear end plate, girder, preceding end plate, connected between described preceding end plate and rear end plate by girder, described curved segment guiding assemblage, straight section guiding assemblage, send and put forward brill drive assembly and be arranged between preceding end plate and rear end plate；Described curved segment guiding assemblage includes curved segment fixed seat, curved segment roller, and described curved segment fixed seat is fixedly connected with rear end plate；Described straight section guiding assemblage includes straight section fixed seat, straight section roller, described straight section fixed seat and send and puies forward brill drive assembly and be fixedly connected, and the operating efficiency of raising, reduction labor intensity solves the problems, such as the continuous pipe comb in zonule.
Description
Technical field
It is used for oil gas field, mining coiled tubing drilling equipment the present invention relates to one kind, is specifically exactly a kind of continuous oil
Pipe rig, realize gas pumping, draw water, downhole rescuing, detection stratum and level pass through.
Background technology
In underground coal recovery process, can there are gas or water layer in coal seam, recovery process can so be brought seriously
Down-hole accident, at present, be both at home and abroad using small-sized drill using drilling rod carry out jewel hole, for drawing water, the operation such as gas pumping,
It is time-consuming, laborious as the increase of wellbore depth or length is, it is necessary to made up a joint in work progress, meanwhile, labor intensity is high,
Personal injury is easily caused, zonule drilling well in addition is substantially using drilling rod drilling well, and efficiency is low, time-consuming, brings some and asks
Topic misses the optimal engineering time.
The content of the invention
For above-mentioned deficiency, the invention provides a kind of coiled tubing drilling machine.
The technical scheme adopted by the invention to solve the technical problem is that：A kind of coiled tubing drilling machine, it is mainly total by roller
Into, rolling stand assembly, frame assembly, curved segment guiding assemblage, straight section guiding assemblage, send carry brill drive assembly, rib cage, backplate
Composition；Described roller assembly is connected by rolling stand assembly with frame assembly；
Described frame assembly includes band gear floating bearing, rear end plate, girder, preceding end plate, and described preceding end plate is with after
Connected between end plate by girder, described curved segment guiding assemblage, straight section guiding assemblage, send and put forward brill drive assembly and be arranged on front end
Between disk and rear end plate；
Described curved segment guiding assemblage includes curved segment fixed seat, curved segment roller, and described curved segment fixed seat is consolidated with rear end plate
Fixed connection；
Described straight section guiding assemblage includes straight section fixed seat, straight section roller, and described straight section fixed seat proposes brill drive with sending
Dynamic assembly is fixedly connected；
It is described send carry brill drive assembly include motor, reductor, sprocket wheel, clamp assembly, tensioner assembly, tensioner sprocket wheel,
Chain assembly, clamp assembly, described chain assembly include upper strata chain and lower floor's chain, described upper strata chain and lower floor's chain
Clamp to set on continuous pipe, described chain assembly between bar and step up to be provided with tensioner assembly on assembly, described tensioner sprocket wheel.
As optimization, described roller assembly include barrel, band gear rotary body bearing, joint inner ring, joint outer ring,
Power-driven system, main shaft, support driver plate.
As optimization, described rolling stand assembly includes stake body, main shaft fixed seat.
As optimization, described curved segment fixed seat is the two steel plates composition being symmetrical set, and is installed between steel plate
There is curved segment roller assembly.
As optimization, described straight section fixed seat is the two steel plates composition being symmetrical set, and is installed between steel plate
There is straight section roller assembly.
As optimization, described sending puies forward brill drive assembly and is fixedly connected by the fixed plate of both sides with preceding end plate, described
Sprocket wheel and tensioner sprocket wheel are arranged on to send to carry and bored between the fixed plate that drive assembly passes through both sides, and described tensioner assembly includes tensioner
Oil cylinder, the sliding block being connected with tensioner sprocket wheel and the slide rail for being arranged in fixed plate and coordinating with sliding block.
As optimization, continuous pipe is installed on described barrel, described continuous pipe pass sequentially through curved segment guiding assemblage,
Straight section guiding assemblage and send and put forward brill drive assembly.
As optimization, the top of described continuous pipe is provided with drill bit and screw motor, and described continuous pipe is located at screw rod
The rear end of motor is provided with underground measurement-while-drilling system, and described underground measurement-while-drilling system passes through with ground measurement-while-drilling system
It is wireless to carry out signal connection.
As optimization, gear floating bearing is provided with described rear end plate.
As optimization, be installed with described girder on the outside of U-shaped rib cage, described rib cage be provided with
Preceding end plate and the backplate of rear end plate connection.
The beneficial effects of the invention are as follows：Compared with prior art, a kind of coiled tubing drilling machine of the invention has filled up underground
With the blank of coiled tubing drilling perforating equipment under small bulk, it is low to improve the current hydraulic pressure drilling-in unit efficiency that makes up a joint, labor
Fatigue resistance is big, easily causes the defects such as operation injury, while solving coiled tubing adjustment tool-face problem, is beaten with coiled tubing
Directional well can also complete the function of orientation well-digging without using the rotary steering decorum, considerably reduce construction cost, raising
Operating efficiency, reduces labor intensity, the continuous pipe comb in zonule is solved the problems, such as, in the case of without using rotary steerable tool
Also can accurately in target, drilling cost is greatly lowered.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is schematic three dimensional views of the invention；
Fig. 3 is construction system schematic diagram of the invention；
Fig. 4 is swing comb schematic diagram of the invention；
Fig. 5 is mobile comb schematic diagram of the invention；
Fig. 6 puies forward brill drive assembly operation principle schematic diagram for sending for the present invention；
Fig. 7 is roller assembly main body front view of the invention；
Fig. 8 is roller assembly body interior sectional view of the invention；
In figure：1st, roller assembly, 2, rolling stand assembly, 3, frame assembly, 4, curved segment guiding assemblage, 5, straight section be oriented to it is total
Into, 6, send and put forward brill drive assembly, 7, rib cage, 8, backplate, 9, curved segment fixed seat, 10, curved segment roller, 11, straight section fixed seat,
12nd, straight section roller, 13, continuous pipe, 14, underground measurement-while-drilling system, 15, screw motor, 16, drill bit, 17, ground measurement while drilling
System, 18, power-driven system, 19, main shaft, 20, main shaft fixed seat, 21, stake body, 22, band gear floating bearing, 23, after
End plate, 24, girder, 25, motor, 26, preceding end plate, 27, reductor, 28 sprocket wheels, 29, clamp assembly, 30, tensioner assembly, 31, rise
Tight sprocket wheel, 32, chain assembly, 33, barrel, 34, support driver plate, 35, band gear rotary body bearing, 36, joint inner ring, 37 close
Save outer ring.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings
The component of example can be arranged and designed with a variety of configurations.Therefore, reality of the invention below to providing in the accompanying drawings
The detailed description for applying example is not intended to limit the scope of claimed invention, but is merely representative of the selected implementation of the present invention
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
Every other embodiment, belongs to the scope of protection of the invention.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, or should
Orientation or position relationship that invention product is usually put when using, are for only for ease of the description present invention and simplify description, without
It is that instruction or the signified device of hint or element must have specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it can not manage
Solve to indicate or imply relative importance.
As depicted in figs. 1 and 2, a kind of coiled tubing drilling machine, it is mainly total by roller assembly 1, rolling stand assembly 2, framework
Into 3, curved segment guiding assemblage 4, straight section guiding assemblage 5, send and put forward brill drive assembly 6, rib cage 7, backplate 8 and constitute；Roller assembly 1 leads to
Rolling stand assembly 2 is crossed to be connected with frame assembly 3；
As shown in figure 4, frame assembly 3 includes band gear floating bearing 22, rear end plate 23, girder 24, preceding end plate 26, front end
Connected between disk 26 and rear end plate 23 by girder 24, curved segment guiding assemblage 4, straight section guiding assemblage 5, send carry brill drive assembly 6
Between preceding end plate 26 and rear end plate 23；Rolling stand assembly 2 includes stake body 21, main shaft fixed seat 20.
As shown in figure 3, curved segment guiding assemblage 4 includes curved segment fixed seat 9, curved segment roller 10, curved segment fixed seat 9 and rear end plate
23 are fixedly connected；Straight section guiding assemblage 5 includes straight section fixed seat 11, straight section roller 12, and straight section fixed seat 11 proposes brill driving with sending
Assembly 6 is fixedly connected；
Put forward brill drive assembly 6 as shown in fig. 6, sending to include motor 25, reductor 27, sprocket wheel 28, clamp assembly 29, tensioner total
Into 30, tensioner sprocket wheel 31, chain assembly 32, clamp assembly 29, chain assembly 32 includes upper strata chain and lower floor's chain, upper strata chain
Clamp to set to step up to be provided with assembly 29, tensioner sprocket wheel 31 on continuous pipe 13, chain assembly 32 between bar and lower floor's chain and rise
Tight assembly 30.
As shown in fig. 7, roller assembly 1 include barrel 33, band gear rotary body bearing 35, joint inner ring 36, outside joint
Circle 37, power-driven system 18, main shaft 19, support driver plate 34.
Curved segment fixed seat 9 is the two steel plates composition being symmetrical set, and curved segment roller assembly is provided between steel plate
10。
Straight section fixed seat 11 is the two steel plates composition being symmetrical set, and straight section roller assembly is provided between steel plate
12。
Send carry brill drive assembly 6 be fixedly connected by the fixed plate of both sides with preceding end plate 26, sprocket wheel 28 and tensioner sprocket wheel 31
Installed in send carry bore drive assembly 6 pass through both sides fixed plate between, tensioner assembly 30 include turgor cylinder, with tensioner sprocket wheel 31
The sliding block of connection and the slide rail for being arranged in fixed plate and coordinating with sliding block.
Continuous pipe 13 is installed, continuous pipe 13 passes sequentially through curved segment guiding assemblage 4, straight section guiding assemblage 5 on barrel 33
Brill drive assembly 6 is put forward with sending.
The top of continuous pipe 13 is provided with drill bit 16 and screw motor 15, and the rear end that continuous pipe 13 is located at screw motor 15 is set
Underground measurement-while-drilling system 14 is equipped with, underground measurement-while-drilling system 14 is with ground measurement-while-drilling system by wirelessly carrying out signal company
Connect.
Afterwards gear floating bearing 22 is provided with end plate 23.
U-shaped rib cage 7 is installed with girder 24, the outside of rib cage 7 is provided with and preceding end plate 26 and rear end plate
The backplate 8 of 23 connections.
By roller assembly 1 with send carry brill drive assembly 6 it is highly integrated, small space drilling well perforating can be completed, pass through even
Continuous oil pipe rig is overall to be rotated around well or continuous pipe axis, implementation tool face adjustment, it is ensured that track is accurate, passes through roller assembly
1 swings or is moved left and right around main-shaft axis the ordered arrangement for realizing continuous pipe, prevents random pipe, drilling process is by tensioner
Assembly 30 drives tensioner sprocket wheel 31 by the tensioner of chain assembly 32, it is ensured that the tension force of chain assembly 32, prevent the accumulation of chain assembly 32 and
Chain assembly 32 takes off chain, drives chain assembly 32 to clamp continuous pipe 13 by clamp assembly 29, in chain assembly 32 and continuously
Produced and suitable frictional force between pipe 13, motor 25 drives the reduction of speed of reductor 27 to increase the moment of torsion band drive chain assembly 32 of movable sprocket 28,
Drive continuous pipe 13 to carry out drilling well perforating, roller assembly 1 by continuous pipe 13 from barrel 33 continuous pipe 13 is regular defeated
Give and put forward brill drive assembly 6, and provide to carry in roller assembly 1 and sending and bore continuous pipeline section and suitable tension force between drive assembly 6,
Ensure that continuous pipe 13 is reliably wound on barrel 33, prevent random pipe, curved segment guiding assemblage 9, straight section guiding assemblage 11 are acted on
Be by the continuous pipe 13 of the band arc for laying out roller enter send carry brill drive assembly 6 before be changed into straightway, prevent enter send carry brill drive
Dynamic assembly 6 is damaged, and during screw motor 16 drives the drilling of drill bit 16, underground measurement-while-drilling system 14 sends signal,
Ground measurement-while-drilling system 17 receives signal, when having deviated from track it is determined that creeping into, is rectified a deviation, and method for correcting error is adjustment instrument
Face, a kind of method of coiled tubing drilling machine adjustment tool-face of the invention is, utilize rotating driving device drive belt gear gyroaxis
Hold 22 rotations, drive whole coiled tubing drilling machine to be rotated around coiled tubing 13 or borehole axis direction to adjust tool-face, with up to
To the track effect of rectifying a deviation, it is ensured that middle target, go out well process for drilling process inverse process, rotating driving device is motor gear, is passed through
Gear engages realization rotation with gear floating bearing 22.
In such as Fig. 4 and Fig. 8, it is necessary to which continuous pipe is orderly wound on barrel during comb, when the distortion of continuous pipe
When, by adjusting the oscillating bearing installed inside barrel, barrel, realization swings.
As in Fig. 5, by barrel or so along main axle moving, realized comb and the orderly progress around pipe, effectively prevent
The phenomenon of random pipe.
In Fig. 6, two layers above and below the total composition of chain, centered on continuous pipe, the adjacent part of chain is real by clamp assembly
Now middle continuous pipe is suitably clamped, sideslip is prevented, plays guide effect, clamp assembly is hydraulic cylinder, passes through left and right
The hydraulic cylinder that both sides are set connects clamping plate and realizes clamping with continuous pipe jointly, and collective effect, effectively prevents continuous pipe up and down
Accumulation winding, and the sprocket wheel of side is set to tensioner sprocket wheel, prevent it is too loose during the operation of chain cause accumulation, to continuous pipe
Comb causes extruding, and tensioner sprocket wheel sets sliding block by two ends, and sliding block is arranged on to the fixed plate for sending and carrying and boring the both sides of drive assembly 6
On, the slide rail coordinated with sliding block is provided with fixed plate, and tensioner is realized by tensioner assembly, tensioner assembly is turgor cylinder,
It is arranged on to send and carries in the fixed plate for boring the both sides of drive assembly 6, sliding block and slide rail is not marked in figure 3, but can accurately be seen
Go out.
As in Fig. 3, being provided with curved segment roller in curved segment fixed seat, curved segment roller be set to above and below two layers, and arcuately
Set, according in the tangential direction wound with the distance between roller and continuous pipe along barrel so that continuously manage it is curved and
Curved segment roller realizes connection, and the bending to continuous pipe in course of conveying is reduced to the full extent, and continuous pipe is oriented to by curved segment
Assembly is connected with the straight section roller on straight section guiding assemblage, and straight section roller is also both sides up and down and cross gap setting, then lead to
Cross to send to carry and bore the leveling that drive assembly realizes continuous pipe, and accurately alignd with drilling well mouthful, prevent from producing deviation in operation process,
Realize accurate drilling well.
Above-mentioned embodiment is only the specific case of the present invention, and scope of patent protection of the invention includes but is not limited to
The product form and style of above-mentioned embodiment, a kind of any coiled tubing drilling machine for meeting claims of the present invention and
Appropriate change or modification that any person of an ordinary skill in the technical field is done to it, the patent that should all fall into the present invention are protected
Protect scope.
Claims (10)
1. a kind of coiled tubing drilling machine, it is characterised in that：Mainly by roller assembly（1）, rolling stand assembly（2）, frame assembly
（3）, curved segment guiding assemblage（4）, straight section guiding assemblage（5）, send and put forward brill drive assembly（6）, rib cage（7）, backplate（8）Composition；
Described roller assembly（1）Pass through rolling stand assembly（2）With frame assembly（3）Connection；
Described frame assembly（3）Including band gear floating bearing（22）, rear end plate（23）, girder（24）, preceding end plate（26）, institute
The preceding end plate stated（26）With rear end plate（23）Between pass through girder（24）Connection, described curved segment guiding assemblage（4）, straight section be oriented to
Assembly（5）, send and put forward brill drive assembly（6）Installed in preceding end plate（26）With rear end plate（23）Between；
Described curved segment guiding assemblage（4）Including curved segment fixed seat（9）, curved segment roller assembly（10）, described curved segment fixed seat
（9）With rear end plate（23）It is fixedly connected；
Described straight section guiding assemblage（5）Including straight section fixed seat（11）, straight section roller assembly（12）, described straight section fixed seat
（11）Brill drive assembly is put forward with sending（6）It is fixedly connected；
Described sending puies forward brill drive assembly（6）Including motor（25）, reductor（27）, sprocket wheel（28）, clamp assembly（29）, tensioner
Assembly（30）, tensioner sprocket wheel（31）, chain assembly（32）, clamp assembly（29）, described chain assembly（32）Including upper strata chain
Bar and lower floor's chain, clamp continuous pipe between described upper strata chain and lower floor's chain（13）, described chain assembly（32）On
Setting steps up assembly（29）, described tensioner sprocket wheel（31）On be provided with tensioner assembly（30）.
2. a kind of coiled tubing drilling machine according to claim 1, it is characterised in that：Described roller assembly（1）Including rolling
Cylinder（33）, band gear rotary body bearing（35）, joint inner ring（36）, joint outer ring（37）, power-driven system（18）, main shaft
（19）, support driver plate（34）.
3. a kind of coiled tubing drilling machine according to claim 1, it is characterised in that：Described rolling stand assembly（2）Bag
Include stake body（21）, main shaft fixed seat（20）.
4. a kind of coiled tubing drilling machine according to claim 1, it is characterised in that：Described curved segment fixed seat（9）For a left side
Right symmetrically arranged two steel plates composition, is provided with curved segment roller assembly between steel plate（10）.
5. a kind of coiled tubing drilling machine according to claim 1, it is characterised in that：Described straight section fixed seat（11）For a left side
Right symmetrically arranged two steel plates composition, is provided with straight section roller assembly between steel plate（12）.
6. a kind of coiled tubing drilling machine according to claim 1, it is characterised in that：Described sending puies forward brill drive assembly（6）
Pass through the fixed plate and preceding end plate of both sides（26）It is fixedly connected, described sprocket wheel（28）With tensioner sprocket wheel（31）Brill is carried installed in sending
Drive assembly（6）By between the fixed plate of both sides, described tensioner assembly（30）Including turgor cylinder and tensioner sprocket wheel（31）
The sliding block of connection and the slide rail for being arranged in fixed plate and coordinating with sliding block.
7. a kind of coiled tubing drilling machine according to claim 2, it is characterised in that：Described barrel（33）On be provided with
Continuous pipe（13）, described continuous pipe（13）Pass sequentially through curved segment guiding assemblage（4）, straight section guiding assemblage（5）Brill drive is proposed with sending
Dynamic assembly（6）.
8. a kind of coiled tubing drilling machine according to claim 7, it is characterised in that：Described continuous pipe（13）Top peace
Equipped with drill bit（16）And screw motor（15）, described continuous pipe（13）Positioned at screw motor（15）Rear end be provided with underground with
Bore measuring system（14）, described underground measurement-while-drilling system（14）With ground measurement-while-drilling system by wirelessly carrying out signal company
Connect.
9. a kind of coiled tubing drilling machine according to claim 1, it is characterised in that：Described rear end plate（23）On be provided with
Band gear floating bearing（22）.
10. any coiled tubing drilling machine according to claim 1-9, it is characterised in that：Described girder（24）On
It is installed with U-shaped rib cage（7）, described rib cage（7）Outside be provided with and preceding end plate（26）With rear end plate（23）
The backplate of connection（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720064956.7U CN206571421U (en) | 2017-01-19 | 2017-01-19 | A kind of coiled tubing drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720064956.7U CN206571421U (en) | 2017-01-19 | 2017-01-19 | A kind of coiled tubing drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206571421U true CN206571421U (en) | 2017-10-20 |
Family
ID=60060524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720064956.7U Active CN206571421U (en) | 2017-01-19 | 2017-01-19 | A kind of coiled tubing drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206571421U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107083920A (en) * | 2017-01-19 | 2017-08-22 | 山东科瑞机械制造有限公司 | A kind of coiled tubing drilling machine |
| CN111810072A (en) * | 2020-07-28 | 2020-10-23 | 四川大学 | Continuous conduit type coring equipment |
-
2017
- 2017-01-19 CN CN201720064956.7U patent/CN206571421U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107083920A (en) * | 2017-01-19 | 2017-08-22 | 山东科瑞机械制造有限公司 | A kind of coiled tubing drilling machine |
| CN111810072A (en) * | 2020-07-28 | 2020-10-23 | 四川大学 | Continuous conduit type coring equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101223334B (en) | Coiled tubing drilling system | |
| CN107054486B (en) | A kind of mine engineering tunnel poisonous gas detection device | |
| CN206571421U (en) | A kind of coiled tubing drilling machine | |
| CN101010483A (en) | Method and apparatus for drilling and servicing subterranean wells with rotating coiled tubing | |
| CN1961134B (en) | Mining apparatus with precision navigation system | |
| CN105822223A (en) | Multifunctional full-automatic coiled tubing drilling rig | |
| CN101832103A (en) | Movable two-arm hanging wall anchor rod and anchor cable construction drill carriage | |
| CN103527083B (en) | Rotary steering drilling tool | |
| CN107620596A (en) | A kind of rock tunnel driving method | |
| CN202866652U (en) | Rock drilling jumbo | |
| CN101037927A (en) | Rotary pushing type guiding drilling tool | |
| CN204552609U (en) | Boring piling all-in-one | |
| CN201053294Y (en) | Rotary pushing type guiding drilling tool | |
| CN110067509B (en) | Reverse well drilling machine capable of drilling directional pilot hole and construction process of directional pilot hole | |
| CN114909147A (en) | Large-inclination-angle small-turning-radius full-face tunneling machine | |
| CN110173287A (en) | A kind of normal direction anchor pole mechanism of development machine | |
| CN107083920A (en) | A kind of coiled tubing drilling machine | |
| CN103104289A (en) | Mine water disaster treatment method | |
| CN1227445C (en) | Directional drilling machine with continuous propelling wate jet flow | |
| CN201747267U (en) | Operation mechanism of mine deep-hole drilling carriage | |
| CN106837355A (en) | A kind of gantry tunnel piercing device for rock tunnel driving | |
| US20020062993A1 (en) | Method apparatus for horizontal drilling and oil recovery | |
| CN206477852U (en) | A kind of gantry tunnel piercing device | |
| CN206319837U (en) | A kind of coal road helps bottom anchoring drill carriage | |
| CN210858762U (en) | Roofbolter that tunnel or culvert construction was used |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190424 Address after: 257067 No. 267 South Second Road, Dongying District, Dongying City, Shandong Province Patentee after: Shandong High Speed Corey Petroleum Equipment Co., Ltd. Address before: 257 100 Shengli Economic Development Zone, Dongying District, Dongying City, Shandong Province Patentee before: Shandong Kerui Machinery Manufacturing Co., Ltd |
|
| TR01 | Transfer of patent right |