CN106437635A - Underwater oil pumping unit device - Google Patents
Underwater oil pumping unit device Download PDFInfo
- Publication number
- CN106437635A CN106437635A CN201610922256.7A CN201610922256A CN106437635A CN 106437635 A CN106437635 A CN 106437635A CN 201610922256 A CN201610922256 A CN 201610922256A CN 106437635 A CN106437635 A CN 106437635A
- Authority
- CN
- China
- Prior art keywords
- combination
- pumping unit
- oil pumping
- buoyancy
- overall
- 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.)
- Granted
Links
- 238000005086 pumping Methods 0.000 title claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000004519 manufacturing process Methods 0.000 claims abstract description 26
- 230000033001 locomotion Effects 0.000 claims abstract description 16
- 230000001105 regulatory effect Effects 0.000 claims description 20
- 238000012856 packing Methods 0.000 claims description 10
- 238000007667 floating Methods 0.000 abstract description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 4
- 238000010248 power generation Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 239000003345 natural gas Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 abstract 18
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000000346 nonvolatile oil Substances 0.000 abstract 1
- 239000003208 petroleum Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 16
- 238000010586 diagram Methods 0.000 description 12
- 238000007789 sealing Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 210000000031 electric organ Anatomy 0.000 description 2
- 244000147058 Derris elliptica Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General 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)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to an underwater oil pumping unit device which is used for the field of petroleum natural gas exploitation. The underwater oil pumping unit device provided by the invention takes buoyancy as a main power balance polished rod load and is not provided with a reduction gearbox and a reversing mechanism, so that the manufacturing cost is lower than that of an oil pumping unit with the same parameter on the land and large-batch manufacturing and utilization is facilitated; when the underwater oil pumping unit device is matched with a sucker rod up-down movement sucker-rod pump oil pumping system, favorable conditions are provided for rapidly forming the sucker rod up-down movement sucker-rod pump oil pumping system of the underwater oil pumping unit device; in a deep-water seabed oilfield, the underwater oil pumping unit device can be mounted on a seabed; the construction cost is low, so that the underwater oil pumping unit device can be mounted on the seabed in a scale of the on-land oil pumping unit; the underwater oil pumping unit device can be adaptive to deep-sea, shallow-sea and shallow-sea marginal oil field environments, and has water flow power generation, wine power generation and solar power generation functions, so that the power supply cost is reduced; and the underwater oil pumping unit device can be used for replacing oil production methods of a fixed oil production platform, a floating oil production platform and a floating and movable hoisting oil production platform, and can reach large-stroke oil production which cannot be realized by the on-land oil pumping unit.
Description
Technical field
The present invention relates to a kind of pumping unit apparatus under water for underwater oil and construction of natural gas fields field.
Background technology
Either lakebed or the oil field in seabed, is all to utilize stratum reset pressure oil flow production the initial stage, former with landing surface
The gradually using up it is impossible to blowing is recovered the oil with artificial lifting method of beginning pressure, artificial lift method has sucker rod pump, electric submersible pump, water
Power pump, gaslift etc. are multiple, and the application of sucker-rod pumping technique is also extensive earliest, and sucker-rod pumping technique is divided on sucker rod again
Lower motion sucker-rod pumping system and sucker rod rotary motion sucker-rod pumping system, whole world land artificial lift oil pumping system
In system, sucker rod up and down motion sucker-rod pumping system accounts for total quantity 85%, and sucker rod rotary motion sucker-rod pumping system accounts for
, less than 5%, gaslift oil pumping system uses for total quantity 10%, gaslift oil pumping system and other artificial lift oil pumping system quantity summations
Seldom, and the supporting oil pumper of sucker rod up and down motion sucker-rod pumping system put into operation have kind more than 80, patent retrieval exists
That studies reaches kind more than 800, and the supporting oil pumper of sucker rod rotary motion sucker rod pumping system has kind more than 10, but principle is all identical,
A kind of device allowing sucker rod rotary to move can be summarized as, the supporting oil pumper of gaslift oil pumping system is exactly a set of high-pressure pump dress
Put it was demonstrated that sucker rod up and down motion sucker-rod pumping system and supporting oil pumper combination property are best.
Offshore oil field exploitation history is not long, is recovered the oil with whole world land and accumulates experience, sucker rod up and down motion sucker rod pump
Oil pumping system and supporting oil pumper should be first choice, but reality is to have selected with sucker rod rotary motion sucker-rod pumping
System and the supporting submerged production tree device of gaslift oil pumping system, the initial stage utilizes based on the reset pressure oil flow production of stratum, they
Shortcoming be ignored, gradually using up it is impossible to during blowing, whole world land sucker rod rotary is transported with landing surface reset pressure
It is foundation that dynamic sucker-rod pumping system and gaslift oil pumping system are accumulated experience, and submerged production tree device recovers the oil, and sustain economic losses may be very high,
Fixed production platform, Floating production platforms, floating moving lifting production platform, cost is too high, is moved up and down using sucker rod
Sucker-rod pumping system and supporting oil pumper, are economically also counteracted it is impossible to be advised with land by production platform cost is too high
Mould uses, and is dug a well with Tu Shijian highway well site in shallow sea and recovers the oil, economically sustains economic losses it is impossible to promote, cause such present situation is not have
There are a kind of and supporting land pumping unit apparatus of sucker rod up and down motion sucker-rod pumping system, normally can recover the oil in seabed.
Content of the invention
The purpose of the present invention is the shortcoming overcoming prior art, provides and a kind of can recover the oil under water land and seabed are normal
Pumping unit apparatus.
For solving above-mentioned task, the solution of the present invention is：Buoyancy seal box 25 is overall and combination is connected with base 21,
On buoyancy seal box 25, entirety and combination are connected with hermatic door 23, tube for transfusion 20, overall and combination connection in buoyancy seal box 25
Have upper motionless regulating box 1, in motionless regulating box 3, bearing plate 28, have buoyancy seal box space 26, load-bearing in buoyancy seal box 25
Plate 28 is overall and combination is connected with electric appliance box 27, standby electric device 9, middle kinetic pump 6, upper kinetic pump 5, in motionless regulation pipe 4
In motionless regulating box 3 and middle kinetic pump 6 is overall and combination couples together, upper motionless 2 upper motionless regulating boxs 1 of regulation pipe and upper move
Power pump 5 is overall and combination couples together, and upper 10 standby electric devices 9 of connecting rope and upper adapter 11 combination couple together, middle shifting
In dynamic regulation pipe 8, kinetic pump 6 and the combination of upper mobile buoyancy tank 12 couple together, upper mobile 7 upper kinetic pumps 5 of regulation pipe with
Mobile buoyancy tank 13 combination couples together, and upper adapter 11 is overall and combination is connected with mobile buoyancy tank 12, upper mobile buoyancy
Case 12 is overall and combination is connected with middle mobile buoyancy tank 13, and middle mobile buoyancy tank 13 is overall and combination is connected with lower reserve buoyancy case
14, lower reserve buoyancy case 14 is overall and combination is connected with lower connector 15, and lower connector 15 is overall and combination is connected with lower connection
Rope 16, lower connecting rope 16 combination connects polished rod eye 17, and polished rod eye 17 combination connects polished rod 18, and polished rod 18 combination connects packing box
19, packing box 19 combination connects production tree 24, and production tree 24 combines connection sleeve pipe 22, and sleeve pipe 22 combines connect base 21.
Beneficial effects of the present invention：Pumping unit apparatus adopt buoyancy under water is main dynamic equilibrium PRL, does not subtract
Fast case, changement, make manufacturing cost lower than land identical parameters oil pumper, are conducive to high-volume to manufacture use, and oil pumping
Bar up and down motion sucker-rod pumping system is supporting, takes out for the quick sucker rod up and down motion sucker rod pump forming pumping unit apparatus under water
Oil system provides advantage, and deep-water subsea oil field may be mounted to seabed, due to low cost, can be recovered the oil with land in seabed and take out
Oil machine scale installs pumping unit apparatus under water in seabed, adapts to deep-sea, shallow sea, shallow sea marginal oil field environment, has and use water
Stream generating, wind-power electricity generation, solar electrical energy generation function, reduce power supply cost, and fixed production platform, Floating production can be replaced to put down
Platform, floating moving lifting production platform oil production method, enable be beyond one's reach big stroke of land oil pumper and recover the oil.
Brief description
Fig. 1 is pumping unit apparatus overall structure diagram (type) under water.
Fig. 2 is pumping unit apparatus overall structure diagram (two type) under water.
Fig. 3 is pumping unit apparatus overall structure diagram (three type) under water.
Fig. 4 is pumping unit apparatus overall structure diagram (four type) under water.
Fig. 5 is pumping unit apparatus overall structure diagram (five type) under water.
Fig. 6 is pumping unit apparatus overall structure diagram (six type) under water.
Specific embodiment
Fig. 1 is pumping unit apparatus overall structure diagram (type) under water.
As shown in Figure 1：Buoyancy seal box 25 is overall and combination is connected with base 21, overall and combination on buoyancy seal box 25
Be connected with hermatic door 23, tube for transfusion 20, in buoyancy seal box 25 overall and combination be connected with motionless regulating box 1, in motionless tune
Section case 3, bearing plate 28, have buoyancy seal box space 26, bearing plate 28 is overall and combination is connected with electrical equipment in buoyancy seal box 25
Case 27, standby electric device 9, middle kinetic pump 6, upper kinetic pump 5, in motionless regulating box 3 and middle kinetic pump 6 in motionless regulation pipe 4
Overall and combination couples together, and upper motionless 2 upper motionless regulating boxs 1 of regulation pipe and upper kinetic pump 5 entirety and combination couple together,
Upper 10 standby electric devices 9 of connecting rope and upper adapter 11 combination couple together, kinetic pump 6 and upper in middle mobile regulation pipe 8
Mobile buoyancy tank 12 combination couples together, and upper mobile 7 upper kinetic pumps 5 of regulation pipe and middle mobile buoyancy tank 13 combine and connect
Come, upper adapter 11 is overall and combination is connected with mobile buoyancy tank 12, during upper mobile buoyancy tank 12 is overall and combination is connected with
Mobile buoyancy tank 13, middle mobile buoyancy tank 13 is overall and combination is connected with lower reserve buoyancy case 14, and lower reserve buoyancy case 14 is overall
And combination is connected with lower connector 15, lower connector 15 is overall and combination is connected with lower connecting rope 16, and lower connecting rope 16 combination is even
Connect polished rod eye 17, polished rod eye 17 combination connects polished rod 18, polished rod 18 combination connects packing box 19, packing box 19 combination connects recovers the oil
Tree 24, production tree 24 combines connection sleeve pipe 22, and sleeve pipe 22 combines connect base 21.
Run and prepare：Upper motionless regulating box 1, in motionless regulating box 3 one of them fill it up with liquid, now determine that motionless
Liquid filled it up with by regulating box 1, is gas in middle mobile buoyancy tank 13 and lower reserve buoyancy case 14.
Run operation：
The first step：Pumping unit apparatus under water (type) are installed to underwater well head correspondence position.
Second step：By hermatic door 23 to liquid feeding body in buoyancy seal box space 26.
3rd step：Switch on power.
4th step：Controlling electric device case 27 controls the liquid in the upper upper motionless regulating box 1 of kinetic pump 5 to adjust by dynamic upper movement
In mobile buoyancy tank 13 in section pipe 7 input, the load of polished rod 18 is upper adapter 11, upper mobile buoyancy tank 12, middle mobile buoyancy
Case 13, lower reserve buoyancy case 14, the floatage body of lower connector 15 composition move to packing box 19 with polished rod 18.
5th step：After moving to an off packing box 19 setting position, upper kinetic pump 5 moves by middle mobile regulation pipe 8
In buoyancy tank 13, liquid transfers to motionless regulating box 1, and buoyancy moves polished rod 18 to away from packing box 19 direction, completes once light
Bar 18 pumps, and such polished rod 18 moves back and forth, and is pumping unit apparatus (type) normal running operation under water.
Remarks：
1. heavy liquid is injected in buoyancy seal box space 26, upper mobile buoyancy tank 12, middle mobile buoyancy tank 13, lower standby
Inject the little liquid of proportion or gas with buoyancy tank 14 all within the scope of the present invention.
Embodiment：Injection sea water in buoyancy seal box space 26, upper mobile buoyancy tank 12 injects fresh water, middle mobile buoyancy tank
13 injection air, inject air within the scope of the present invention in lower reserve buoyancy case 14.
2. pumping unit apparatus (type) are identical with pumping unit apparatus under water (six types) under water, and overall and combination is connected with wind energy
Electric organ 37, solar cell array 36, hydroelectric generator 34, or entirety and combination connection one of which or two kinds, all at this
In bright scope.
Fig. 2 is for pumping unit apparatus overall structure diagram (two types) under water within the scope of the present invention.
As shown in Figure 2：Pumping unit apparatus (type) contrast, is the relevant part of buoyancy entirely in buoyancy seal box 25 under water,
Bearing plate 28 stretches out buoyancy seal box 25, bearing plate 28 increases by two directive wheels 30, upper connecting rope 10 and lower connecting rope 16 are even
Together, polished rod eye 17 combination connect for lower connecting rope 16, upper adapter 11 combination connect for upper connecting rope 10.
Run and prepare：Upper mobile buoyancy tank 12, middle mobile buoyancy tank 13 fill it up with liquid, and lower reserve buoyancy case 14 loads solid
Flat very heavy, the summation that three above puts down very weight is more than polished rod 18 maximum load, upper motionless regulating box 1 and in motionless regulating box 3 plus
Gas injection body.
Run operation：
The first step：Pumping unit apparatus under water (two types) are installed to well head correspondence position.
Second step：Liquid is filled it up with into buoyancy seal box space 26 by hermatic door 23.
3rd step：Switch on power.
4th step：Upper kinetic pump 5 is started by electric appliance box 27, the upper motionless tune of liquid input in middle mobile buoyancy tank 13
In section case 1, polished rod 18 of being totally lost does not move downwards, motionless tune in liquid input in the upper mobile buoyancy tank 12 of kinetic pump 6 in startup
It is in section case 3, defeated mobile to packing box 19 to polished rod 18.
5th step：Polished rod 18 stops to setting lowest positions, be automatically stopped in infuse in motionless regulating box 3, in
Kinetic pump 6 pump trip, electric appliance box 27 automatically adjusts middle kinetic pump 6 transfusion direction, kinetic pump 6 in startup, in motionless regulation
In mobile buoyancy tank 12 in liquid input in case 3, polished rod 18 does not move upwards, kinetic pump 5 in startup, upper motionless regulating box
In mobile buoyancy tank 13 in liquid input in 1, defeated to polished rod 18 moves up, complete once to pump polished rod
18 operations, and so on run up and down, are pumping unit apparatus (two types) normal running operation under water.
Remarks：It is gas in buoyancy seal box space 26, be liquid in upper mobile buoyancy tank 12 and middle mobile buoyancy tank 13
Body, within the scope of the present invention.
Fig. 3 is pumping unit apparatus overall structure diagram (three type) under water, within the scope of the present invention.
As shown in Figure 3：Pumping unit apparatus (two types) contrast under water, wellhead sealing case 32 is overall and combination is connected to load-bearing
On plate 28,33 wellhead sealing casees 32 of holder and buoyancy seal box 25 entirety and combination connect, overall in wellhead sealing case 32
And combination is connected with sump oil case 31.
Run and prepare：Pumping unit apparatus (two types) are identical under water.
Run operation：Pumping unit apparatus (two types) are identical under water.
Remarks：1. it is gas, upper mobile buoyancy tank 12 and middle shifting in wellhead sealing case 32 and buoyancy seal box space 26
It is liquid in dynamic buoyancy tank 13, within the scope of the present invention.
2. wellhead sealing case 32 and buoyancy seal box 25 combine within the scope of the present invention.
Fig. 4 is pumping unit apparatus overall structure diagram (four type) under water, within the scope of the present invention.
As shown in Figure 4：Pumping unit apparatus (three types) contrast, increased a directive wheel 30 under water, upper connection, 10 with
Adapter 15 combination connects.
Run and prepare：It is gas in wellhead sealing case 32, other are identical with pumping unit apparatus under water (type).
Run operation：Pumping unit apparatus (type) are identical under water.
Remarks：Pumping unit apparatus (type) are identical under water.
Fig. 5 is pumping unit apparatus overall structure diagram (five type) under water, within the scope of the present invention.
As shown in Figure 5：Pumping unit apparatus (four types) contrast under water, in buoyancy seal box 25 a directive wheel 30 is mobile
To in wellhead sealing case 32, directive wheel 30 combination is connected on wellhead sealing case 32.
Run and prepare：It is gas or liquid in wellhead sealing case 32, other are identical with pumping unit apparatus under water (type).
Run operation：Pumping unit apparatus (type) are identical under water.
Remarks：Pumping unit apparatus (type) are identical under water.
Fig. 6 is pumping unit apparatus overall structure diagram (six type) under water, within the scope of the present invention.
As shown in Figure 6：Pumping unit apparatus (five types) contrast under water, buoyancy seal box 25 is overall and combination is connected to support
35 bottom, wellhead sealing case 32 is overall and combines the top being connected to support 35, and support 35 is overall and combination is connected with current
Electric organ 34, solar cell array 36, wind power generation device 37.
Run and prepare：It is gas in wellhead sealing case 32, other are identical with pumping unit apparatus under water (type).
Run operation：Pumping unit apparatus (type) are identical under water.
Claims (1)
1. one kind pumping unit apparatus under water, be made up of polished rod (18), tube for transfusion (20) it is characterised in that：Buoyancy seal box (25)
Overall and combination is connected with base (21), and buoyancy seal box (25) is upper overall and combination is connected with hermatic door (23), tube for transfusion
(20), overall in buoyancy seal box (25) and combination be connected with motionless regulating box (1), in motionless regulating box (3), bearing plate
(28), there is buoyancy seal box space (26) in buoyancy seal box (25), bearing plate (28) is overall and combination is connected with electric appliance box
(27), standby electric device (9), middle kinetic pump (6), upper kinetic pump (5), in motionless regulation pipe (4) in motionless regulating box (3) and
Middle kinetic pump (6) is overall and combination couples together, and upper motionless regulation pipe (2) is whole to upper motionless regulating box (1) and upper kinetic pump (5)
Body and combination couple together, and upper connecting rope (10) couples together standby electric device (9) and upper adapter (11) combination, middle movement
Regulation pipe (8) couples together middle kinetic pump (6) and upper mobile buoyancy tank (12) combination, and upper mobile regulation pipe (7) is upper power
Pump (5) and middle mobile buoyancy tank (13) combination couple together, and upper adapter (11) is overall and combination is connected with mobile buoyancy tank
(12), upper mobile buoyancy tank (12) is overall and combination is connected with middle mobile buoyancy tank (13), middle mobile buoyancy tank (13) overall and
Combination is connected with lower reserve buoyancy case (14), and lower reserve buoyancy case (14) is overall and combination is connected with lower connector (15), lower company
Connect device (15) entirety and combination is connected with lower connecting rope (16), lower connecting rope (16) combination connects polished rod eye (17), polished rod eye
(17) combination connects polished rod (18), and polished rod (18) combination connects packing box (19), and packing box (19) combination connects production tree (24),
Production tree (24) combination connection sleeve pipe (22), sleeve pipe (22) combination connect base (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610922256.7A CN106437635B (en) | 2016-10-25 | 2016-10-25 | Underwater pumping unit apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610922256.7A CN106437635B (en) | 2016-10-25 | 2016-10-25 | Underwater pumping unit apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106437635A true CN106437635A (en) | 2017-02-22 |
| CN106437635B CN106437635B (en) | 2019-05-10 |
Family
ID=58176971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610922256.7A Active CN106437635B (en) | 2016-10-25 | 2016-10-25 | Underwater pumping unit apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106437635B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1084922A (en) * | 1992-09-30 | 1994-04-06 | 胜利石油管理局钻井工艺研究院 | Shallow sea moveable bottom setting type petroleum extracting platform |
| WO2006031335A1 (en) * | 2004-09-13 | 2006-03-23 | Exxonmobil Upstream Research Company | Method for managing hydrates in subsea production line |
| CN201180531Y (en) * | 2008-04-01 | 2009-01-14 | 陈海欧 | Floater oil pumping device |
| CN102116245A (en) * | 2010-01-06 | 2011-07-06 | 周荣伦 | Device capable of generating electricity and extracting oil at sea through wave energies |
| CN202628042U (en) * | 2012-06-17 | 2012-12-26 | 大安市创新机械工程技术有限责任公司 | Floating balance pumping unit |
-
2016
- 2016-10-25 CN CN201610922256.7A patent/CN106437635B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1084922A (en) * | 1992-09-30 | 1994-04-06 | 胜利石油管理局钻井工艺研究院 | Shallow sea moveable bottom setting type petroleum extracting platform |
| WO2006031335A1 (en) * | 2004-09-13 | 2006-03-23 | Exxonmobil Upstream Research Company | Method for managing hydrates in subsea production line |
| CN201180531Y (en) * | 2008-04-01 | 2009-01-14 | 陈海欧 | Floater oil pumping device |
| CN102116245A (en) * | 2010-01-06 | 2011-07-06 | 周荣伦 | Device capable of generating electricity and extracting oil at sea through wave energies |
| CN202628042U (en) * | 2012-06-17 | 2012-12-26 | 大安市创新机械工程技术有限责任公司 | Floating balance pumping unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106437635B (en) | 2019-05-10 |
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