CN104712272A - Fast SW drilling fluid hydrating and preparing device - Google Patents
Fast SW drilling fluid hydrating and preparing device Download PDFInfo
- Publication number
- CN104712272A CN104712272A CN201510071114.XA CN201510071114A CN104712272A CN 104712272 A CN104712272 A CN 104712272A CN 201510071114 A CN201510071114 A CN 201510071114A CN 104712272 A CN104712272 A CN 104712272A
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- China
- Prior art keywords
- sand pump
- suction pipe
- butterfly valve
- pipe
- drilling fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 54
- 239000012530 fluid Substances 0.000 title claims abstract description 43
- 230000000887 hydrating effect Effects 0.000 title abstract 3
- 239000004576 sand Substances 0.000 claims description 148
- 238000002347 injection Methods 0.000 claims description 25
- 239000007924 injection Substances 0.000 claims description 25
- 238000002156 mixing Methods 0.000 claims description 18
- 230000036571 hydration Effects 0.000 claims description 16
- 238000006703 hydration reaction Methods 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 abstract 7
- 238000000034 method Methods 0.000 description 9
- 238000003756 stirring Methods 0.000 description 8
- 238000007599 discharging Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000011268 mixed slurry Substances 0.000 description 3
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000013589 supplement 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/062—Arrangements for treating drilling fluids outside the borehole by mixing components
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
The invention relates to the technical field of drilling, in particular to a fast SW drilling fluid hydrating and preparing device. The fast SW drilling fluid hydrating and preparing device comprises a tank body of a cylindrical structure, a main spraying pipe arranged on the outer side of the tank body, and a bottom suction pipe arranged at the bottom of the tank body. A central suction pipe is arranged at the axis of the tank body, a plurality of suction nozzles are evenly distributed on the central suction pipe along the axis, a plurality of branch spraying pipes are distributed on the main spraying pipe and extend into the tank body, the branch spraying pipes are provided with spraying nozzles, and the auxiliary spraying pipes are arranged on the main spraying pipe and extend into the tank body.
Description
Technical field
The present invention relates to drilling technology field, refer to a kind of SW drilling fluid fast hydration device for formulating especially.
Background technology
The domestic and international drilling fluid cleaning system device for above-mentioned field at present, generally by the first process tank of top arrangement vibrosieve, deaerator, desander, desilter, centrifugal separator and post processing tank, the slurry commanding tank of mixing hopper is housed, and the conservation tank that will add as required, formed by process route arrangement, have mud ditch and pipeline communication between each tank, tank body is wherein the horizontal cuboid tank being provided with compartment, is provided with blade mixer in compartment.During system works, come from the drilling fluid in well under the dragging of sand pump, be purified after vibrosieve, degasification, desanding, desilt, centrifugation, then by slush pump input well, move in circles; The drilling fluid that need supplement, its batching enters in tank through mixing hopper by sand pump, converges with the drilling well liquid phase after purification, in blade mixer stirs, complete preparation.
Existing clarification system, owing to adopting blade mixer, mixing effect is very poor, stirs and in fact only occurs near agitator, and slightly far a little drilling fluid flowings is comparatively slow, and the corner of tank body is almost dead band.In addition, in tank, be provided with again crisscross pipeline, add multiple stage agitator, make the flowing of drilling fluid be subject to very large obstruction, more reduce the effect of mixing.Especially when preparing weighted drilling fluid, because mixing uniformity is very poor, the inadequate viscosity of stirring intensity is difficult to improve, and usually just piles up a large amount of blanc fixes in tank at short notice, and the blanc fixe after precipitation is unfavorable for reclaiming, and wastes a large amount of blanc fixes.
During blowout prevention, drilling team uses a large amount of blanc fixe for increasing the weight of cobalt well liquid raising drilling fluid proportion, also only has part to pump in well.Time of increasing the weight of is long, and stirring unevenly directly affects kill-job effect, and easily lock of tool drilling occurs.
We overcome the shortcoming of current blade mixer existence according to the device for preparing drilling fluid of domestic and foreign literature development.
In sum, the preparation of existing drilling fluid, structure is owed rationally, and working method falls behind, efficiency is low, and the waste caused is large, is difficult to meet modern drilling process requirement, particularly when well blowout preventing, can not Quick for the drilling fluid of high density good mixing, bring harm to safety in production.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of SW drilling fluid fast hydration device for formulating, by studying and solve mixed slurry pattern and tectonic sieving, make the mixing uniformity existing for original equipment poor, efficiency is low, precipitation is serious, and the irrational defect of topology layout is overcome.Develop powerful mixed slurry and weight increasing device to meet: rapid preparing weighted drilling fluid at the scene, ensures that blowout prevention is carried out smoothly.
For solving the problems of the technologies described above, embodiments of the invention provide a kind of SW drilling fluid fast hydration device for formulating, comprise the tank body in cylindrical structure, the injection be located at outside tank body is responsible for and is located at the bottom suction pipe of tank base, described tank body axle center place is provided with center suction pipe, described center suction pipe is evenly distributed with some suction nozzles along axis, its suction nozzle circumferentially arranged tangential, the some injection arms of the upper distribution of described injection supervisor, described injection arm extends in tank body, described injection arm is provided with nozzle, described injection supervisor is provided with and helps jet pipe, the described jet pipe that helps extends in tank body, also comprise the first sand pump, second sand pump, 3rd sand pump, filter screen, mixing hopper, for driving the first motor of the first sand pump, for driving the second motor of the second sand pump and for driving the 3rd motor of the 3rd sand pump, described filter screen is located in tank body, described first sand pump is connected to mixing hopper by the first sand pump discharge pipe, described mixing hopper is connected by outlet pipe with between filter screen, wherein outlet pipe also uses as inlet pipe, described second sand pump is communicated to by the second sand pump discharge pipe and sprays supervisor, described 3rd sand pump is communicated to by the 3rd sand pump discharge pipe and sprays supervisor, described second sand pump is connected with one end of the second sand pump suction pipe, described 3rd sand pump is communicated with one end of the 3rd sand pump suction pipe I, the other end of described second sand pump suction pipe and the 3rd sand pump suction pipe I is incorporated into one article of pipeline and is communicated to bottom suction pipe.
As preferably, the other end of described second sand pump suction pipe and the 3rd sand pump suction pipe I merges pipeline portions and is provided with suction filter, and described merging pipeline portions and bottom suction pipe link are provided with the first butterfly valve.First butterfly valve is tank base inlet valve.
As preferably, described first sand pump is also connected with first sand pump suction pipe one end, the described first sand pump suction pipe other end is circumscribed with drilling fluid tank, described first sand pump suction pipe is communicated to the 3rd sand pump suction pipe I by the 3rd sand pump suction pipe II, and described 3rd sand pump suction pipe II is provided with the 9th butterfly valve with the link of the 3rd sand pump suction pipe I.9th butterfly valve is the 3rd sand pump inlet valve.
As preferably, described first sand pump discharge pipe and the first sand pump link are provided with the 11 butterfly valve.11 butterfly valve is the first sand pump discharging valve.
As preferably, described second sand pump discharge pipe, injection between the 3rd sand pump discharge pipe and tank body are responsible for and are provided with the second butterfly valve, and described injection supervisor extends and is also connected with outer comb, and described outer comb is provided with the 5th butterfly valve.Second butterfly valve is that injection is responsible for into slurry butterfly valve, and the 5th butterfly valve is discharging valve.
As preferably, the described center suction pipe other end is communicated to suction filter and the first butterfly valve, and described center suction pipe is provided with the 3rd butterfly valve near tank body part.Suction pipe butterfly valve centered by 3rd butterfly valve.
As preferably, described second sand pump suction pipe is provided with the tenth butterfly valve, and described second sand pump discharge pipe is provided with the 4th butterfly valve, and described 3rd sand pump suction pipe I is provided with the 6th butterfly valve, and described 3rd sand pump discharge pipe is provided with the 8th butterfly valve.4th butterfly valve is the second sand pump discharging valve, and the 6th butterfly valve is the 3rd sand pump inlet valve, and the tenth butterfly valve is the second sand pump inlet valve.
As preferably, described 3rd sand pump discharge pipe also leads to pipeline connection to the first sand pump discharge pipe, between described 3rd sand pump discharge pipe and the first sand pump discharge pipe, pipeline is also provided with the 7th butterfly valve.
As preferably, described first sand pump suction pipe and the first sand pump link are provided with the 12 butterfly valve, and the link of described 3rd sand pump suction pipe II and the first sand pump suction pipe is provided with the 13 butterfly valve.12 butterfly valve is the first sand pump inlet valve, and the 13 butterfly valve is the 3rd sand pump inlet valve.
As preferably, described 7th butterfly valve and the 8th butterfly valve are the blow off valve of the 3rd sand pump.
The beneficial effect of technique scheme of the present invention is as follows:
1, existing clarification system, structure is owed rationally, and working method falls behind, efficiency is low, and the waste caused is large, is difficult to meet modern drilling process requirement, particularly when well blowout preventing, can not Quick for the drilling fluid of high density good mixing, bring harm to safety in production.The present invention thoroughly solves this problem.
2, thoroughly solve the backward operating mode that drilling fluid carries out without agitator, mud gun stirring, and reduce the equipment of many backwardnesss.
3, hybrid power is large, and viscosity and density rise fast, and drilling fluid preparing time is short, meets modern drilling process requirement.
4, mixing power of the present invention is large, speed fast, and the drilling fluid advantage of the high-quality that stirs, can make is more outstanding, also avoids the waste that drilling fluid is prepared burden.
5, pipeline layout is reasonable, and be both beneficial to the maximum performance of mixed slurry effect, convenient operation and maintenance again, system has intensive feature.
6, in drilling process, the drilling fluid that drilling technology requires can be gone out by rapid preparing, and can fast improve drilling fluid density and stir and do not precipitate by weighted drilling fluid, highly beneficial to drilling well accident settlement.
7, when the drilling fluid after completion in tank and sand setting will all be removed, first starting sand pump will bore after liquid and sand setting stir in tank, open sand pump discharging valve, open bottom suction pipe butterfly valve, closing center's suction pipe butterfly valve, so just drilling fluid in tank can be comprised silt particle arranges completely, brings convenience to recovery mud.
Accompanying drawing explanation
Fig. 1 is the schematic cross-section of SW drilling fluid fast hydration device for formulating embodiment of the present invention.
Fig. 2 is the pipeline fundamental diagram of Fig. 1.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The present invention is directed to existing deficiency and a kind of SW drilling fluid fast hydration device for formulating is provided, as shown in Figure 1, comprise the tank body 4 in cylindrical structure, the bottom suction pipe 38 be located at the injection supervisor 6 outside tank body 4 and be located at bottom tank body 4, described tank body 4 axle center place is provided with center suction pipe 1, described center suction pipe 1 is evenly distributed with some suction nozzles 2 along axis, its suction nozzle 2 circumferentially arranged tangential, described injection supervisor 6 distributes some injection arms 5, described injection arm 5 extends in tank body 4, described injection arm 5 is provided with nozzle 3, described injection supervisor 6 is provided with and helps jet pipe 39, the described jet pipe 39 that helps extends in tank body 4, as shown in Figure 2, also comprise the first sand pump 34, second sand pump 29, 3rd sand pump 25, filter screen 8, mixing hopper 17, for driving the first motor 33 of the first sand pump 34, for driving the second motor 28 of the second sand pump 29 and for driving the 3rd motor 26 of the 3rd sand pump 25, described filter screen 8 is located in tank body 4, described first sand pump 34 is connected to mixing hopper 17 by the first sand pump discharge pipe 20, described mixing hopper 17 is connected by outlet pipe 15 with between filter screen 8, described second sand pump 29 is communicated to by the second sand pump discharge pipe 18 and sprays supervisor 6, described 3rd sand pump 25 is communicated to by the 3rd sand pump discharge pipe 24 and sprays supervisor 6, described second sand pump 29 is connected with one end of the second sand pump suction pipe 16, described 3rd sand pump 25 is communicated with one end of the 3rd sand pump suction pipe I 21, the other end of described second sand pump suction pipe 16 and the 3rd sand pump suction pipe I 21 is incorporated into one article of pipeline and is communicated to bottom suction pipe 38.The other end of described second sand pump suction pipe 16 and the 3rd sand pump suction pipe I 21 merges pipeline portions and is provided with suction filter 11, and described merging pipeline portions and bottom suction pipe link are provided with the first butterfly valve 7.Described first sand pump 34 is also connected with first sand pump suction pipe 37 one end, described first sand pump suction pipe 37 other end is circumscribed with drilling fluid tank, described first sand pump suction pipe 37 is communicated to the 3rd sand pump suction pipe I 21 by the 3rd sand pump suction pipe II 31, and described 3rd sand pump suction pipe II 31 and the 3rd sand pump suction pipe I 21 link are provided with the 9th butterfly valve 27.Described first sand pump discharge pipe 20 and the first sand pump 34 link are provided with the 11 butterfly valve 32.Described second sand pump discharge pipe 18, injection between the 3rd sand pump discharge pipe 24 and tank body 4 are responsible for 6 and are provided with the second butterfly valve 9, and described injection supervisor 6 extends and is also connected with outer comb 14, and described outer comb 14 is provided with the 5th butterfly valve 13.Described center suction pipe 1 other end is communicated to suction filter 11, and described center suction pipe 1 is provided with the 3rd butterfly valve 10 with bottom suction pipe 38 link near tank body 4 part.Described second sand pump suction pipe 16 is provided with the tenth butterfly valve 30, and described second sand pump discharge pipe 18 is provided with the 4th butterfly valve 12, and described 3rd sand pump suction pipe I 21 is provided with the 6th butterfly valve 19, and described 3rd sand pump discharge pipe 24 is provided with the 8th butterfly valve 22.Described 3rd sand pump discharge pipe 24 also leads to pipeline connection to the first sand pump discharge pipe 20, between described 3rd sand pump discharge pipe 24 and the first sand pump discharge pipe 20, pipeline is also provided with the 7th butterfly valve 23.Described first sand pump suction pipe 37 and the first sand pump 34 link are provided with the 12 butterfly valve 35, and the link of described 3rd sand pump suction pipe II 31 and the first sand pump suction pipe 37 is provided with the 13 butterfly valve 36.Described 7th butterfly valve 23 and the 8th butterfly valve 22 are the blow off valve of the 3rd sand pump 25.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1.SW drilling fluid fast hydration device for formulating, comprise the tank body in cylindrical structure, the injection be located at outside tank body is responsible for and is located at the bottom suction pipe of tank base, described tank body axle center place is provided with center suction pipe, described center suction pipe is evenly distributed with some suction nozzles along axis, its suction nozzle circumferentially arranged tangential, the some injection arms of the upper distribution of described injection supervisor, described injection arm extends in tank body, described injection arm is provided with nozzle, described injection supervisor is provided with and helps jet pipe, the described jet pipe that helps extends in tank body, it is characterized in that, also comprise the first sand pump, second sand pump, 3rd sand pump, filter screen, mixing hopper, for driving the first motor of the first sand pump, for driving the second motor of the second sand pump and for driving the 3rd motor of the 3rd sand pump, described filter screen is located in tank body, described first sand pump is connected to mixing hopper by the first sand pump discharge pipe, described mixing hopper is connected by outlet pipe with between filter screen, described second sand pump is communicated to by the second sand pump discharge pipe and sprays supervisor, described 3rd sand pump is communicated to by the 3rd sand pump discharge pipe and sprays supervisor, described second sand pump is connected with one end of the second sand pump suction pipe, described 3rd sand pump is communicated with one end of the 3rd sand pump suction pipe I, the other end of described second sand pump suction pipe and the 3rd sand pump suction pipe I is incorporated into one article of pipeline and is communicated to bottom suction pipe.
2. SW drilling fluid fast hydration device for formulating according to claim 1, it is characterized in that, the other end of described second sand pump suction pipe and the 3rd sand pump suction pipe I merges pipeline portions and is provided with suction filter, and described merging pipeline portions and bottom suction pipe link are provided with the first butterfly valve.
3. SW drilling fluid fast hydration device for formulating according to claim 2, it is characterized in that, described first sand pump is also connected with first sand pump suction pipe one end, the described first sand pump suction pipe other end is circumscribed with drilling fluid tank, described first sand pump suction pipe is communicated to the 3rd sand pump suction pipe I by the 3rd sand pump suction pipe II, and described 3rd sand pump suction pipe II is provided with the 9th butterfly valve with the link of the 3rd sand pump suction pipe I.
4. SW drilling fluid fast hydration device for formulating according to claim 3, is characterized in that, described first sand pump discharge pipe and the first sand pump link are provided with the 11 butterfly valve.
5. SW drilling fluid fast hydration device for formulating according to claim 4, it is characterized in that, described second sand pump discharge pipe, injection between the 3rd sand pump discharge pipe and tank body are responsible for and are provided with the second butterfly valve, described injection supervisor extension is also connected with outer comb, and described outer comb is provided with the 5th butterfly valve.
6. SW drilling fluid fast hydration device for formulating according to claim 5, is characterized in that, the described center suction pipe other end is communicated to suction filter and the first butterfly valve, and described center suction pipe is provided with the 3rd butterfly valve near tank body part.
7. SW drilling fluid fast hydration device for formulating according to claim 6, it is characterized in that, described second sand pump suction pipe is provided with the tenth butterfly valve, described second sand pump discharge pipe is provided with the 4th butterfly valve, described 3rd sand pump suction pipe I is provided with the 6th butterfly valve, and described 3rd sand pump discharge pipe is provided with the 8th butterfly valve.
8. SW drilling fluid fast hydration device for formulating according to claim 7, it is characterized in that, described 3rd sand pump discharge pipe also leads to pipeline connection to the first sand pump discharge pipe, between described 3rd sand pump discharge pipe and the first sand pump discharge pipe, pipeline is also provided with the 7th butterfly valve.
9. SW drilling fluid fast hydration device for formulating according to claim 8, it is characterized in that, described first sand pump suction pipe and the first sand pump link are provided with the 12 butterfly valve, and the link of described 3rd sand pump suction pipe II and the first sand pump suction pipe is provided with the 13 butterfly valve.
10. SW drilling fluid fast hydration device for formulating according to claim 9, is characterized in that, described 7th butterfly valve and the 8th butterfly valve are the blow off valve of the 3rd sand pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510071114.XA CN104712272A (en) | 2014-08-01 | 2015-02-07 | Fast SW drilling fluid hydrating and preparing device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2014103820182 | 2014-08-01 | ||
| CN201410382018 | 2014-08-01 | ||
| CN201510071114.XA CN104712272A (en) | 2014-08-01 | 2015-02-07 | Fast SW drilling fluid hydrating and preparing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104712272A true CN104712272A (en) | 2015-06-17 |
Family
ID=53411953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510071114.XA Pending CN104712272A (en) | 2014-08-01 | 2015-02-07 | Fast SW drilling fluid hydrating and preparing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104712272A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB836294A (en) * | 1957-03-06 | 1960-06-01 | Ingenjors N Fliesberg Aktiebol | Method and means for dissolving gas into liquids |
| JPS5947493A (en) * | 1982-09-13 | 1984-03-17 | バブコツク日立株式会社 | Sludge mixing and stirring apparatus |
| CN2609653Y (en) * | 2003-04-10 | 2004-04-07 | 北京康布尔石油技术发展有限公司 | Vortex mixing device for drilling fluid, cement paste and fracturing fluids |
| JP2005144320A (en) * | 2003-11-14 | 2005-06-09 | Yamato:Kk | Fluid mixing apparatus |
| CN101468300A (en) * | 2007-12-28 | 2009-07-01 | 亚泰半导体设备股份有限公司 | Barrel trough swirling flow mixing device and method |
| CN102758604A (en) * | 2012-07-30 | 2012-10-31 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | Swelling technology for carrying out fracturing construction on fiber |
| CN202531063U (en) * | 2012-04-05 | 2012-11-14 | 中国石油天然气股份有限公司 | Small liquid preparation device |
| CN203253405U (en) * | 2013-05-14 | 2013-10-30 | 山东欧博特石油工程技术有限公司 | Solid powder self-suction type feeding device of batch mixing tank |
| CN203584343U (en) * | 2013-12-13 | 2014-05-07 | 魏斌彪 | Mud mixing station suitable for trenchless drilling machine providing hydraulic power |
-
2015
- 2015-02-07 CN CN201510071114.XA patent/CN104712272A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB836294A (en) * | 1957-03-06 | 1960-06-01 | Ingenjors N Fliesberg Aktiebol | Method and means for dissolving gas into liquids |
| JPS5947493A (en) * | 1982-09-13 | 1984-03-17 | バブコツク日立株式会社 | Sludge mixing and stirring apparatus |
| CN2609653Y (en) * | 2003-04-10 | 2004-04-07 | 北京康布尔石油技术发展有限公司 | Vortex mixing device for drilling fluid, cement paste and fracturing fluids |
| JP2005144320A (en) * | 2003-11-14 | 2005-06-09 | Yamato:Kk | Fluid mixing apparatus |
| CN101468300A (en) * | 2007-12-28 | 2009-07-01 | 亚泰半导体设备股份有限公司 | Barrel trough swirling flow mixing device and method |
| CN202531063U (en) * | 2012-04-05 | 2012-11-14 | 中国石油天然气股份有限公司 | Small liquid preparation device |
| CN102758604A (en) * | 2012-07-30 | 2012-10-31 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | Swelling technology for carrying out fracturing construction on fiber |
| CN203253405U (en) * | 2013-05-14 | 2013-10-30 | 山东欧博特石油工程技术有限公司 | Solid powder self-suction type feeding device of batch mixing tank |
| CN203584343U (en) * | 2013-12-13 | 2014-05-07 | 魏斌彪 | Mud mixing station suitable for trenchless drilling machine providing hydraulic power |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150617 |