CN108894723A - A kind of drilling device for deep layer densification oil/gas well - Google Patents
A kind of drilling device for deep layer densification oil/gas well Download PDFInfo
- Publication number
- CN108894723A CN108894723A CN201811094682.1A CN201811094682A CN108894723A CN 108894723 A CN108894723 A CN 108894723A CN 201811094682 A CN201811094682 A CN 201811094682A CN 108894723 A CN108894723 A CN 108894723A
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- Prior art keywords
- assembly
- dynamic load
- hammer
- locking nut
- load set
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- 238000005553 drilling Methods 0.000 title claims abstract description 48
- 238000000280 densification Methods 0.000 title claims abstract description 17
- 229920001971 elastomer Polymers 0.000 claims abstract description 34
- 239000000806 elastomer Substances 0.000 claims abstract description 34
- 238000012545 processing Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000013500 data storage Methods 0.000 claims description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 8
- 230000035515 penetration Effects 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 230000013011 mating Effects 0.000 abstract description 3
- 238000013517 stratification Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 239000003079 shale oil Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 208000033748 Device issues Diseases 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B1/00—Percussion drilling
- E21B1/02—Surface drives for drop hammers or percussion drilling, e.g. with a cable
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of drilling devices for deep layer densification oil/gas well, belong to oil and gas well drilling technical field of tools.It is made of hammering assembly etc., and impact hammer stem is equipped in upper carrying outer cylinder and lower carrying outer cylinder, is impacted on the adjustment bearing block installed on hammer stem by lower positioning and locking nut and is held equipped with axial drive shaft；Equipped with the inside dynamic load set of upper diameter and the inside dynamic load set of the outside dynamic load set of upper diameter, lower diameter that are mutually closely fitted and the outside dynamic load set of lower diameter on impact hammer stem；Elastomer is equipped with by elastomer cover for seat on impact hammer stem, power hammer is equipped with by lower bearing tube locking nut on impact hammer stem and signal transmits/receives assembly, is equipped with tup by tup locking nut；Steel hardness is strong, and rate of penetration is fast, and the service life is long, and drilling period is short, and cost of winning is low, can acquire drilling information and wireless backhaul processing.Solve that prior art rate of penetration is slow, and the period is long, drill bit easy to damage, and facility is returned without mating acquisition, construction efficiency is low, the high problem of cost of winning.
Description
Technical field
The present invention relates to a kind of drilling devices for deep layer densification oil/gas well, belong to oil and gas well drilling tool technique neck
Domain.
Background technique
As shale oil gas, fine and close oil gas tend to the exploitation of deeper more hard formation, to the steel hardness of drilling tool and drilling well
The requirement of technique is higher and higher.Traditional drilling tool not only bores in the drill-well operation to shale oil/gas well, fine and close oil/gas well
It is slow into speed, the period is long, and bit damage is serious, and is constantly monitored place related to progress without mating acquisition passback facility
Reason, causes construction efficiency low, and cost of winning is high, does not adapt to and meets currently to the drilling well demand of hard geological stratification Holes of Complicated Wells,
Urgently develop it is a be particularly suitable for hard geological stratification operating condition Holes of Complicated Wells wellbore construction, steel hardness is strong, and rate of penetration is fast, service life
It is long, it effectively shortens drilling period, substantially reduces cost of winning, structure is simple, easy to operate for the adjustable of fine and close oil/gas well
Frequency drilling device, to meet urgent need of the current oil Gas Industry to hard geological stratification operating condition Holes of Complicated Wells drilling tool.
Summary of the invention
It is an object of the present invention in view of the above shortcomings of the prior art, provide one kind and be particularly suitable for hard geological stratification operating condition
The wellbore construction of Tail Pipe For Complicated Deep Wells, steel hardness is strong, and rate of penetration is fast, long service life, effectively shortens drilling period, substantially reduces out
Cost is adopted, and can constantly acquire drilling information and wireless backhaul processing；Structure is simple, easy to operate for fine and close oil/gas well
Drilling device.
The present invention is to realize above-mentioned purpose by the following technical solutions：
A kind of drilling device for deep layer densification oil/gas well, it is by carrying assembly, the loaded assembly of transmission, hammering assembly, signal
Transmit/receive assembly composition, it is characterised in that：Carrying assembly include upper carrying outer cylinder, lower carrying outer cylinder, impact hammer stem, centralizer, under
Bearing tube locking nut, lower positioning and locking nut, cover for seat limiter；Being driven loaded assembly includes hammer stem upper locking nut, upper diameter
Inside dynamic load set, the outside dynamic load set of upper diameter, adjustment bearing block, axial drive shaft hold, the inside dynamic load set of lower diameter, the outside dynamic load of lower diameter
Set；Hammering assembly includes elastomer, elastomer cover for seat, elastomer contact limiter, lower bearing tube locking nut, power hammer, hammer
Head locking nut, tup；It includes that power supply, inductor, central processing system, wireless transmitting system, data are deposited that signal, which transmits/receives assembly,
Storage system；
Upper carrying outer cylinder and lower carrying outer cylinder are integral by screw thread attaching, pass through hammer stem in upper carrying outer cylinder and lower carrying outer cylinder
Upper locking nut is equipped with impact hammer stem, impacts on hammer stem and is equipped with adjustment bearing block by lower positioning and locking nut, adjusts axis
It holds and axial drive shaft is installed on seat holds, make axial restraint and bear axial force；Mutual snug fit is installed on impact hammer stem
Upper diameter inside dynamic load set and the outside dynamic load set of upper diameter, bear top radial force；Mutual snug fit is installed on impact hammer stem
Lower diameter inside dynamic load set and the outside dynamic load set of lower diameter, bear lower part radial force；It is installed on impact hammer stem by elastomer cover for seat
Flexible body is equipped with elastomer contact limiter between elastomer and elastomer cover for seat, impact on hammer stem and pass through lower bearing tube
Locking nut is equipped with power hammer and signal transmits/receives assembly, impacts on hammer stem and is equipped with tup by tup locking nut；Signal
It transmits/receives assembly and complete machine main control device is wirelessly connected.
The carrying assembly is power load carrier, carry on the impact hammer stem of assembly installation be connected with including：On hold
Load outer cylinder, lower carrying outer cylinder, centralizer, lower bearing tube locking nut, lower positioning and locking nut, cover for seat limiter, transmission are loaded
Assembly, hammering assembly and signal transmit/receive assembly.
The loaded assembly of the transmission is power transmission and control feel simulator, and power is transferred to hammering assembly, is born simultaneously
Radial load；It is driven the inside dynamic load set outer ring of upper diameter and the outside dynamic load set inner ring cooperation of upper diameter of loaded assembly, bears complete machine dress
Set the radial force of top generation；The axial drive shaft for being driven loaded assembly holds and not only bears axial force, but also transmits transfer motion power simultaneously；
It is driven the inside dynamic load set outer ring of lower diameter and the outside dynamic load set inner ring cooperation of lower diameter of loaded assembly, complete machine device lower part is born and generates
Radial force.
The hammering assembly is controlled executing agency, and the power hammer for hammering assembly generates the hammer force rotated and passes to hammer
Head, tup directly act on drill bit；Power hammer generates axial hammer force and reacts on elastomer, and elastomer directly acts on power
Hammer, power hammer apply hammer action power to stratum.
The signal, which transmits/receives assembly, will hammer total impact signal of layer in couples and its constantly well in drilling operation course
The relevant information at bottom is back to ground complete machine main control device by wireless transmitting system, and central processing system is according to complete machine master control
The hammering frequency for the instruction control hammering assembly that equipment issues；Data-storage system is SD card, interim stored signal data；Power supply
For box-packed lithium battery, replacement is conveniently；Inductor is piezoelectric inductor, the hammering information of induction hammering assembly.
The beneficial effect of the present invention compared with prior art is：
This is used for the drilling device of deep layer densification oil/gas well, installs power load bearing component by carrying assembly, loaded by being driven
Power is transferred to hammering assembly by assembly, while bearing the load of radial direction, will be rotated by hammering assembly, impact forces
It is transferred to tup, tup directly acts on drill bit, provides the power of quick crashing rock, improves rate of penetration, shortens drilling well week
Phase substantially reduces the cost of oil-gas mining；Transmitting/receiving assembly by signal can will the total impact signal of layer in couples of hammering and constantly
The relevant information in shaft bottom is back to ground complete machine main control device in drilling operation course, realizes to the hammering frequency of hammering assembly
Control and in time control shaft bottom drilling information.The drilling apparatus structure for being used for deep layer densification oil/gas well is simple, and steel hardness is strong, system
Make that the period is short, at low cost, and easy to use, the high financial profit of generation is particularly suitable for the drilling well of hard geological stratification and operating condition Holes of Complicated Wells
Construction, is advantageous to large-scale promotion and use.It solves the prior art to grasp the drilling well of shale oil/gas well, fine and close oil/gas well
Make process, not only rate of penetration is slow, and the period is long, and bit damage is serious, and is constantly monitored without mating acquisition passback facility
With progress relevant treatment, cause construction efficiency low, cost of winning is high, it is difficult to meet currently to hard geological stratification Holes of Complicated Wells drilling well demand
The problem of.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of drilling device for deep layer densification oil/gas well.
In figure：1, impact hammer stem, 2, hammer stem upper locking nut, 3, the inside dynamic load set of upper diameter, 4, the outside dynamic load set of upper diameter, 5,
Upper carrying outer cylinder, 6, axial drive shaft hold, 7, lower positioning and locking nut, 8, adjustment bearing block, 9, lower carrying outer cylinder, 10, cover for seat
Limiter, 11, elastomer contact limiter, 12, power supply, 13, inductor, 14, elastomer, 15, centralizer, 16, power hammer,
17, central processing system, 18, wireless transmitting system, 19, data-storage system, 20, the inside dynamic load set of lower diameter, 21, lower diameter it is outside
Dynamic load set, 22, lower bearing tube locking nut, 23, tup locking nut, 24, tup, 25, elastomer cover for seat.
Specific embodiment
The embodiment of the drilling device to this for deep layer densification oil/gas well is made further specifically with reference to the accompanying drawing
It is bright（Referring to Fig. 1）：
A kind of drilling device for deep layer densification oil/gas well, it is by carrying assembly, the loaded assembly of transmission, hammering assembly, signal
Transmit/receive assembly composition；Carrying assembly includes upper carrying outer cylinder 5, lower carrying outer cylinder 9, impact hammer stem 1, centralizer 15, lower bearing tube
Locking nut 22, lower positioning and locking nut 7, cover for seat limiter 10；Being driven loaded assembly includes hammer stem upper locking nut 2, upper diameter
The outside dynamic load set 4 of inside dynamic load set 3, upper diameter, adjustment bearing block 8, axial drive shaft hold the inside dynamic load of 6, lower diameter and cover 20, lower radial direction
Outer dynamic load set 21；Hammering assembly includes elastomer 14, elastomer cover for seat 25, elastomer contact limiter 11, the locking of lower bearing tube
Nut 22, power hammer 16, tup locking nut 23, tup 24；It includes power supply 12, inductor 13, centre that signal, which transmits/receives assembly,
Reason system 17, wireless transmitting system 18, data-storage system 19；
Upper carrying outer cylinder 5 and lower carrying outer cylinder 9 are integral by screw thread attaching, pass through in upper carrying outer cylinder 5 and lower carrying outer cylinder 9
Hammer stem upper locking nut 2 is equipped with impact hammer stem 1, impacts on hammer stem 1 and is equipped with adjustment bearing block by lower positioning and locking nut 7
8, it adjusts and axial drive shaft is installed holds 6 on bearing block 8, make axial restraint and bear axial force；Phase is installed on impact hammer stem 1
The inside dynamic load set 3 of the upper diameter being mutually closely fitted and the outside dynamic load set 4 of upper diameter, bear top radial force；It is equipped on impact hammer stem 1
The inside dynamic load set 20 of the lower diameter being mutually closely fitted and the outside dynamic load set 21 of lower diameter, bear lower part radial force；It impacts on hammer stem 1 and leads to
It crosses elastomer cover for seat 25 and elastomer 14 is installed, elastomer contact limiter is installed between elastomer 14 and elastomer cover for seat 25
11, it impacts power hammer 16 is equipped with by lower bearing tube locking nut 22 on hammer stem 1 and signal transmits/receives assembly, impacts on hammer stem 1
Tup 24 is installed by tup locking nut 23；Signal transmits/receives assembly and complete machine main control device is wirelessly connected.
The carrying assembly is power load carrier, carry on the impact hammer stem 1 of assembly installation be connected with including：On hold
Carry outer cylinder 5, lower carrying outer cylinder 9, centralizer 15, lower bearing tube locking nut 22, lower positioning and locking nut 7, cover for seat limiter 10,
It is driven loaded assembly, hammering assembly and signal and transmits/receives assembly.
The loaded assembly of the transmission is power transmission and control feel simulator, and power is transferred to hammering assembly, is born simultaneously
Radial load；The inside dynamic load of upper diameter for being driven loaded assembly covers 3 outer rings and the outside dynamic load of upper diameter covers the cooperation of 4 inner rings, bears complete machine
The radial force that device top generates；The axial drive shaft for being driven loaded assembly holds 6 and not only bears axial force, but also transmits transmission simultaneously and move
Power；The inside dynamic load of lower diameter for being driven loaded assembly covers 20 outer rings and the outside dynamic load of lower diameter covers the cooperation of 21 inner rings, bears complete machine device
The radial force that lower part generates.
The hammering assembly is controlled executing agency, and the power hammer 16 for hammering assembly generates the hammer force rotated and passes to
Tup 24, tup 24 directly act on drill bit；Power hammer 16 generates axial hammer force and reacts on elastomer 14, and elastomer 14 is straight
It connects and acts on power hammer 16, power hammer 16 applies hammer action power to stratum.
The signal, which transmits/receives assembly, will hammer total impact signal of layer in couples and its constantly well in drilling operation course
The relevant information at bottom is back to ground complete machine main control device by wireless transmitting system 18, and central processing system 17 is according to complete machine
The hammering frequency for the instruction control hammering assembly that main control device issues；Data-storage system 19 is SD card, interim to store signal number
According to；Power supply 12 is box-packed lithium battery, and replacement is convenient；Inductor 13 is piezoelectric inductor, the hammering information of induction hammering assembly（Ginseng
See Fig. 1）.
The working principle for being used for the drilling device of deep layer densification oil/gas well is as follows：
When work, complete machine main control device drives its power section to rotate by drilling fluid, drives impact hammer stem 1 to rotate, and then band
The axial drive shaft of the dynamic loaded assembly of transmission holds 6 rotations, makes 16 rotary motion of power hammer, rotary impact active force is acted on hammer
First 24, tup 24 acts on drill bit and issues rotary impact active force to stratum；At the same time, the sense of assembly is transmitted/received by signal
It answers device 13 to receive the signal of hammering assembly and creeps into well stratum constantly information, by the passback in real time of wireless transmitting system 18 in ground
Complete machine main control device, the central processing system 17 that signal transmits/receives assembly are hammered according to the instruction of complete machine main control device adjustment, processing
The hammering frequency of assembly.
The mentality of designing of present invention applicant is：
It is long, drill bit easy to damage for hard, the operating condition complexity of current shale oil gas and fine and close oil/gas drilling stratum, drilling period
Problem, designs and produces that a kind of steel hardness is strong, and rate of penetration is fast, long service life, effectively shortens drilling period, substantially reduces exploitation
Cost, and can constantly acquire drilling information and wireless backhaul processing control adjustment；Structure is simple, easy to operate, hammering drilling effect
The good drilling device for deep layer densification oil/gas well of fruit.Apparatus of the present invention drive hammering assembly to generate rotation by power section
Impact forces, while realizing the relevant information in shaft bottom when can acquire construction operation in real time, effective elevating mechanism drilling speed contracts significantly
Short drilling period is particularly suitable for the wellbore construction of hard geological stratification operating condition Tail Pipe For Complicated Deep Wells.
The above is presently preferred embodiments of the present invention, and the example above explanation not make for the essence of the present invention by content
Limitation in any form, technology of the person of an ordinary skill in the technical field after having read this specification according to the present invention
Essence is to any simple modification or deformation made by the above specific embodiment, and the technology contents possibly also with the disclosure above
The equivalent embodiment of equivalent variations is changed or is modified to, all of which are still within the scope of the technical scheme of the invention, without departing from
The spirit and scope of the invention.
Claims (5)
1. a kind of drilling device for deep layer densification oil/gas well, it is by carrying assembly, the loaded assembly of transmission, hammering assembly, letter
Number transmit/receive assembly composition, it is characterised in that：Carrying assembly includes upper carrying outer cylinder（5）, lower carrying outer cylinder（9）, impact hammer stem
（1）, centralizer（15）, lower bearing tube locking nut（22）, lower positioning and locking nut（7）, cover for seat limiter（10）；It is driven loaded
Assembly includes hammer stem upper locking nut（2）, the upper inside dynamic load set of diameter（3）, the upper outside dynamic load set of diameter（4）, adjustment bearing block（8）,
Axial drive shaft is held（6）, the lower inside dynamic load set of diameter（20）, the lower outside dynamic load set of diameter（21）；Hammering assembly includes elastomer（14）,
Elastomer cover for seat（25）, elastomer contact limiter（11）, lower bearing tube locking nut（22）, power hammer（16）, tup locking
Nut（23）, tup（24）；It includes power supply that signal, which transmits/receives assembly,（12）, inductor（13）, central processing system（17）, it is wireless
Transmission system（18）, data-storage system（19）；Upper carrying outer cylinder（5）With lower carrying outer cylinder（9）It is integral by screw thread attaching,
Upper carrying outer cylinder（5）With lower carrying outer cylinder（9）It is interior to pass through hammer stem upper locking nut（2）Impact hammer stem is installed（1）, impact hammer stem
（1）On pass through lower positioning and locking nut（7）Adjustment bearing block is installed（8）, adjust bearing block（8）On axial drive shaft is installed
It holds（6）, make axial restraint and bear axial force；Impact hammer stem（1）On the inside dynamic load set of the upper diameter being mutually closely fitted is installed
（3）With the outside dynamic load set of upper diameter（4）, bear top radial force；Impact hammer stem（1）On the lower radial direction being mutually closely fitted is installed
Interior dynamic load set（20）With the outside dynamic load set of lower diameter（21）, bear lower part radial force；Impact hammer stem（1）It is upper to pass through elastomer cover for seat
（25）Elastomer is installed（14）, elastomer（14）With elastomer cover for seat（25）Between elastomer contact limiter is installed
（11）, impact hammer stem（1）On pass through lower bearing tube locking nut（22）Power hammer is installed（16）Assembly is transmitted/received with signal, is rushed
Hammer bar（1）It is upper to pass through tup locking nut（23）Tup is installed（24）；Signal transmits/receives assembly and complete machine main control device is wireless
Connection.
2. a kind of drilling device for deep layer densification oil/gas well according to claim 1, it is characterised in that：Described holds
Load assembly is power load carrier, carries the impact hammer stem of assembly（1）It is upper installation be connected with including：Upper carrying outer cylinder（5）, under hold
Carry outer cylinder（9）, centralizer（15）, lower bearing tube locking nut（22）, lower positioning and locking nut（7）, cover for seat limiter（10）, pass
It moves loaded assembly, hammering assembly and signal and transmits/receives assembly.
3. a kind of drilling device for deep layer densification oil/gas well according to claim 1, it is characterised in that：The biography
Moving loaded assembly is power transmission and control feel simulator, power is transferred to hammering assembly, while bearing radial load；It is driven loaded
The inside dynamic load set of the upper diameter of assembly（3）Outer ring and the outside dynamic load set of upper diameter（4）Inner ring cooperation bears what complete machine device top generated
Radial force；The axial drive shaft for being driven loaded assembly is held（6）Not only axial force is born, but also transmits transfer motion power simultaneously；It is driven loaded
The inside dynamic load set of the lower diameter of assembly（20）Outer ring and the outside dynamic load set of lower diameter（21）Inner ring cooperation is born complete machine device lower part and is generated
Radial force.
4. a kind of drilling device for deep layer densification oil/gas well according to claim 1, it is characterised in that：The hammer
Hitting assembly is controlled executing agency, hammers the power hammer of assembly（16）The hammer force for generating rotation passes to tup（24）, tup
（24）Directly act on drill bit；Power hammer（16）It generates axial hammer force and reacts on elastomer（14）, elastomer（14）Directly
Act on power hammer（16）, power hammer（16）Apply hammer action power to stratum.
5. a kind of drilling device for deep layer densification oil/gas well according to claim 1, it is characterised in that：The letter
Number transmit/receive assembly by hammer total impact signal of floor in couples and its constantly in drilling operation course shaft bottom relevant information, lead to
Cross wireless transmitting system（18）It is back to ground complete machine main control device, central processing system（17）It is issued according to complete machine main control device
Instruction control hammering assembly the hammering frequency；Data-storage system（19）For SD card, interim stored signal data；Power supply（12）
For box-packed lithium battery, replacement is conveniently；Inductor（13）For piezoelectric inductor, the hammering information of induction hammering assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811094682.1A CN108894723B (en) | 2018-09-19 | 2018-09-19 | Drilling and production device for deep compact oil-gas well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811094682.1A CN108894723B (en) | 2018-09-19 | 2018-09-19 | Drilling and production device for deep compact oil-gas well |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108894723A true CN108894723A (en) | 2018-11-27 |
| CN108894723B CN108894723B (en) | 2023-12-12 |
Family
ID=64359361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811094682.1A Active CN108894723B (en) | 2018-09-19 | 2018-09-19 | Drilling and production device for deep compact oil-gas well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108894723B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090321143A1 (en) * | 2008-06-30 | 2009-12-31 | Center Rock, Inc. | Self-Indexing Down-The-Hole Drill |
| KR101402288B1 (en) * | 2013-06-28 | 2014-06-02 | 원용문 | A excavating apparatus for improving week-ground |
| CN104329019A (en) * | 2014-10-24 | 2015-02-04 | 徐梓辰 | High-frequency drilling impactor |
| CN107664015A (en) * | 2017-11-07 | 2018-02-06 | 西南石油大学 | Screw double acting speed-raising instrument |
| CN208858291U (en) * | 2018-09-19 | 2019-05-14 | 长江大学 | A kind of drilling device for deep layer densification oil/gas well |
-
2018
- 2018-09-19 CN CN201811094682.1A patent/CN108894723B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090321143A1 (en) * | 2008-06-30 | 2009-12-31 | Center Rock, Inc. | Self-Indexing Down-The-Hole Drill |
| KR101402288B1 (en) * | 2013-06-28 | 2014-06-02 | 원용문 | A excavating apparatus for improving week-ground |
| CN104329019A (en) * | 2014-10-24 | 2015-02-04 | 徐梓辰 | High-frequency drilling impactor |
| CN107664015A (en) * | 2017-11-07 | 2018-02-06 | 西南石油大学 | Screw double acting speed-raising instrument |
| CN208858291U (en) * | 2018-09-19 | 2019-05-14 | 长江大学 | A kind of drilling device for deep layer densification oil/gas well |
Non-Patent Citations (1)
| Title |
|---|
| 陈劲松, 翟应虎: "SYZJ型冲击动载发生器的工作原理及其力学分析", 石油大学学报(自然科学版), no. 02 * |
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| Publication number | Publication date |
|---|---|
| CN108894723B (en) | 2023-12-12 |
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