CN105298415B - A kind of handling process of drilling wastes - Google Patents
A kind of handling process of drilling wastes Download PDFInfo
- Publication number
- CN105298415B CN105298415B CN201510658972.4A CN201510658972A CN105298415B CN 105298415 B CN105298415 B CN 105298415B CN 201510658972 A CN201510658972 A CN 201510658972A CN 105298415 B CN105298415 B CN 105298415B
- Authority
- CN
- China
- Prior art keywords
- landwaste
- filtrate
- mixer
- solid
- processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Processing Of Solid Wastes (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a kind of handling process of drilling wastes, S1, one end of well head is connected with the arrival end of solid controlling vibratory sieve, while the other end of well head is connected with circulating tank；The processing of caused discarded drilling cuttings in S2, drillng operation；The processing of caused discarded slurry in S3, drillng operation；S4, the processing for being drilled caused discarded slurry after well；S5, curing agent is added into mixer, landwaste B, landwaste C, landwaste D and curing agent are stirred by mixer, are transported after stirring through conveyer I and shaped brick is manufactured into brickmaking machine.The beneficial effects of the invention are as follows：Drilling wastes can fully be recycled, ecological, environmental protective, running cost it is low.
Description
Technical field
Produced by being drilled after well in caused discarded slurry, drillng operation in discarded slurry, drillng operation
Discarded disposal of cuttings technical field, particularly a kind of handling process of drilling wastes.
Background technology
In petroleum natural gas exploration drilling process, a large amount of discarded objects are inevitably generated, are formed to environment
Potential pollution, waste drilling mud are one of primary pollution source during In Oil Field Exploration And Development, and it is a kind of argillaceous, a huge sum of money
Belong to the polynomial gel suspension system of material, various chemical treatments, sewage, contaminated oil and drilling cuttings.At present, it is domestic not yet to open
Suitable drilling fluid waste treating device is sent, each oil field land drillng operation, which typically uses, to be solidified, has bad luck, filling, burning
Or concentrate the modes such as stacking, weathering to handle waste drilling mud, but these processing modes are not inherently eliminated oil
Field drilling wastes pollution on the environment, and being permeated the ground after long-term stack by rainwater leaching, by the soil on periphery,
Vegetation, surface water cause seriously to pollute, while also do not carry out recycling to drilling fluid, cause the waste of drilling fluid.
Therefore, these processing modes do not promote use.
The content of the invention
The shortcomings that it is an object of the invention to overcome prior art, there is provided it is a kind of it is simple to operate, can be to drilling wastes
Fully recycled, the handling process for the drilling wastes that ecological, environmental protective, running cost are low.
The purpose of the present invention is achieved through the following technical solutions：A kind of handling process of drilling wastes, it is using brill
Well waste treatment apparatus carry out discarded object processing, the processing unit include drilling equipment, landwaste collecting box, dry sieve and
The brick production line being made up of mixer, conveyer I and brickmaking machine, described drilling equipment are vibrated by the solid controlling being sequentially connected
Sieve, fixed control centrifugal machine and circulating tank composition, the discharging opening of solid controlling vibratory sieve is connected with the arrival end of landwaste collecting box, dry sieve and
Conveyer II is provided between landwaste collecting box, drying grate liquid outlet is connected with the arrival end of high speed variable frequency centrifuge, at a high speed
The liquid outlet of variable frequency centrifuge connects with circulating tank, and it also includes frequency-conversion high-speed centrifuge, retort, solid-liquid separating equipment and receipts
Collect tank, the arrival end of frequency-conversion high-speed centrifuge is connected with circulating tank, the liquid outlet of frequency-conversion high-speed centrifuge and the entrance of retort
End connection, is connected with pump, the liquid outlet of solid-liquid separating equipment connects with collecting tank, described between retort and solid-liquid separating equipment
Dry sieve, high speed variable frequency centrifuge, fixed control centrifugal machine, the discharging opening of frequency-conversion high-speed centrifuge and solid-liquid separating equipment is with stirring
The arrival end connection of machine is mixed, the handling process of the drilling wastes comprises the following steps：
S1, one end of well head is connected with the arrival end of solid controlling vibratory sieve, while the other end of well head and circulating tank are connected
Connect；
The processing of caused discarded drilling cuttings in S2, drillng operation, discard discharge of the drilling cuttings essentially from solid controlling vibratory sieve
Landwaste, the discarded landwaste of solid controlling vibratory sieve discharge, which is fallen into landwaste collecting box, to be collected, and conveyer II will be discarded in landwaste collecting box
Landwaste is transported in dry sieve, and landwaste A and filtrate A are obtained after dry sieve is handled, and wherein landwaste A is discharged into mixer,
And filtrate A enters progress separation of solid and liquid in high speed variable frequency centrifuge, produce landwaste E after separation and liquor B, landwaste E are also discharged into
Into mixer, curing agent is now added into mixer, the landwaste A in it, landwaste E and curing agent are sufficiently stirred by mixer
Transported after mixing, after stirring through conveyer I and shaped brick is manufactured into brickmaking machine, and liquor B is returned in circulating tank, is recycled,
So as to finally realize the processing of caused discarded drilling cuttings in drillng operation；
The processing of caused discarded slurry in S3, drillng operation, caused discarded slurry is pumped directly into change in drillng operation
Frequency supercentrifuge, frequency-conversion high-speed centrifuge isolate landwaste C and filtrate E, and landwaste C is discharged into mixer；Filtrate E enters
In retort, now, coagulant and disorderly solidifying agent being added into retort, filtrate E starts pump after chemistry takes off steady and flocculation,
The de- steady filtrate E with after flocculation of chemistry is pumped into solid-liquid separating equipment by pump, and landwaste D and filter are isolated in solid-liquid separating equipment
Liquid F, landwaste D are discharged into mixer, and filtrate F enters collection in collecting tank, it is achieved thereby that caused by drillng operation
The processing of discarded slurry；
S4, the processing for being drilled caused discarded slurry after well, caused discarded slurry enters fixed control centrifugal machine after being drilled well
Inside pre-processed, filtrate D and landwaste B are obtained after processing, landwaste B is discharged into mixer, and its filtrate D enters circulating tank
It is interior；Coagulant is added into circulating tank and disorderly solidifying agent is pumped into frequency-conversion high-speed centrifuge again, and frequency-conversion high-speed centrifuge is isolated
Landwaste C and filtrate E, landwaste C are discharged into mixer；Filtrate E enters in retort, now, is added into retort de- steady
Agent and disorderly solidifying agent, filtrate E start pump after chemistry takes off steady and flocculation, and pump is solid by the filtrate E suction after chemical de- steady and flocculation
In liquid separation equipment, landwaste D and filtrate F are isolated in solid-liquid separating equipment, landwaste D is discharged into mixer, and filtrate F
Collected in into collecting tank, it is achieved thereby that after being drilled well caused discarded slurry processing；
S5, curing agent is added into mixer, landwaste B, landwaste C, landwaste D and curing agent are stirred, stirred by mixer
Transported after mixing through conveyer I and shaped brick is manufactured into brickmaking machine.
The present invention has advantages below：（1）In drillng operation or it is drilled caused discarded drilling cuttings and discarded slurry after well
It is separated, the filtrate isolated, which enters in circulating tank, is collected, and filtrate cycle is recycled for well site, prepares mud, road surface is prevented
Dirt and flushing device.（2）Caused discarded drilling cuttings and discarded slurry are separated in drillng operation or after being drilled well, isolate
Landwaste is drained into mixer, now adds curing agent into mixer, and mixer is by the landwaste A in it, landwaste E and curing agent
After being thoroughly mixed, the landwaste that shaped brick is manufactured into brickmaking machine, is made full use of is transported through conveyer I after stirring, and by rock
Filtrate on bits fully filters out, and protects ecological environment well.
Brief description of the drawings
Fig. 1 is the flow chart of the processing drilling wastes of the present invention.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings, and protection scope of the present invention is not limited to as described below：
As shown in figure 1, a kind of handling process of drilling wastes, it carries out discarded object using drilling waste treatment device
Processing, the processing unit includes drilling equipment, landwaste collecting box, dry sieve and by mixer, conveyer I and brickmaking unit
Into brick production line, described drilling equipment is made up of solid controlling vibratory sieve, fixed control centrifugal machine and the circulating tank being sequentially connected, Gu
The discharging opening of control vibratory sieve is connected with the arrival end of landwaste collecting box, and conveyer is provided between dry sieve and landwaste collecting box
II, drying grate liquid outlet are connected with the arrival end of high speed variable frequency centrifuge, the liquid outlet and circulating tank of high speed variable frequency centrifuge
Connection, it also includes frequency-conversion high-speed centrifuge, retort, solid-liquid separating equipment and collecting tank, the entrance of frequency-conversion high-speed centrifuge
End is connected with circulating tank, and the liquid outlet of frequency-conversion high-speed centrifuge and the arrival end of retort are connected, and retort is set with separation of solid and liquid
Be connected with pump between standby, the liquid outlet of solid-liquid separating equipment connects with collecting tank, described dry sieve, high speed variable frequency centrifuge,
The discharging opening of fixed control centrifugal machine, frequency-conversion high-speed centrifuge and solid-liquid separating equipment connects with the arrival end of mixer, the drilling well
The handling process of discarded object comprises the following steps：
S1, one end of well head is connected with the arrival end of solid controlling vibratory sieve, while the other end of well head and circulating tank are connected
Connect；
The processing of caused discarded drilling cuttings in S2, drillng operation, discard discharge of the drilling cuttings essentially from solid controlling vibratory sieve
Landwaste, the discarded landwaste of solid controlling vibratory sieve discharge, which is fallen into landwaste collecting box, to be collected, and conveyer II will be discarded in landwaste collecting box
Landwaste is transported in dry sieve, and landwaste A and filtrate A are obtained after dry sieve is handled, and wherein landwaste A is discharged into mixer,
And filtrate A enters progress separation of solid and liquid in high speed variable frequency centrifuge, produce landwaste E after separation and liquor B, landwaste E are also discharged into
Into mixer, curing agent is now added into mixer, the landwaste A in it, landwaste E and curing agent are sufficiently stirred by mixer
Transported after mixing, after stirring through conveyer I and shaped brick is manufactured into brickmaking machine, and liquor B is returned in circulating tank, is recycled,
So as to finally realize the processing of caused discarded drilling cuttings in drillng operation；
The processing of caused discarded slurry in S3, drillng operation, caused discarded slurry is pumped directly into change in drillng operation
Frequency supercentrifuge, frequency-conversion high-speed centrifuge isolate landwaste C and filtrate E, and landwaste C is discharged into mixer；Filtrate E enters
In retort, now, coagulant and disorderly solidifying agent being added into retort, filtrate E starts pump after chemistry takes off steady and flocculation,
The de- steady filtrate E with after flocculation of chemistry is pumped into solid-liquid separating equipment by pump, and landwaste D and filter are isolated in solid-liquid separating equipment
Liquid F, landwaste D are discharged into mixer, and filtrate F enters collection in collecting tank, it is achieved thereby that caused by drillng operation
The processing of discarded slurry；
S4, the processing for being drilled caused discarded slurry after well, caused discarded slurry enters fixed control centrifugal machine after being drilled well
Inside pre-processed, filtrate D and landwaste B are obtained after processing, landwaste B is discharged into mixer, and its filtrate D enters circulating tank
It is interior；It is pumped into again in frequency-conversion high-speed centrifuge after adding coagulant and disorderly solidifying agent into filtrate D, frequency-conversion high-speed centrifuge is isolated
Landwaste C and filtrate E, landwaste C are discharged into mixer；Filtrate E enters in retort, now, is added into retort de- steady
Agent and disorderly solidifying agent, filtrate E start pump after chemistry takes off steady and flocculation, and pump is solid by the filtrate E suction after chemical de- steady and flocculation
In liquid separation equipment, moisture content 30-50% landwaste D and filtrate F are isolated in solid-liquid separating equipment, landwaste D, which is discharged into, to be stirred
Mix in machine, and filtrate F enters collection in collecting tank, flushing device etc. is done in a part of filtrate F reuses, and remainder enters cesspool
Focus on, gained filtrate can be used for well site to recycle, prepare mud after processing, road surface is dust-proof or advanced treating row up to standard
Put, it is achieved thereby that after being drilled well caused discarded slurry processing；Before chemistry is de- surely, if mud pH value is higher or lower,
The control of mud pH value need to be made by pH adjusting agent between 6-9；If mud density and viscosity are higher, need additional clear water, waste water or
Gained water is diluted after flocculation treatment, and preferably stirring property can be obtained when chemistry is de- steady, medicament is obtained fully
Reaction.
S5, curing agent is added into mixer, landwaste B, landwaste C, landwaste D and curing agent are stirred, stirred by mixer
Transported after mixing through conveyer I and shaped brick is manufactured into brickmaking machine.
Described above is only the preferred embodiment of the present invention, it should be understood that the present invention is not limited to described herein
Form, the exclusion to other embodiment is not to be taken as, and can be used for various other combinations, modification and environment, and can be at this
In the text contemplated scope, it is modified by the technology or knowledge of above-mentioned teaching or association area.And those skilled in the art are entered
Capable change and change does not depart from the spirit and scope of the present invention, then all should be in the protection domain of appended claims of the present invention
It is interior.
Claims (1)
1. a kind of handling process of drilling wastes, it carries out the processing of discarded object using drilling waste treatment device, at this
Reason device includes drilling equipment, landwaste collecting box, dry sieve and the brickmaking life being made up of mixer, conveyer I and brickmaking machine
Producing line, described drilling equipment are made up of solid controlling vibratory sieve, fixed control centrifugal machine and the circulating tank being sequentially connected, solid controlling vibratory sieve
Discharging opening is connected with the arrival end of landwaste collecting box, and conveyer II is provided between dry sieve and landwaste collecting box, drying grate
Liquid outlet is connected with the arrival end of high speed variable frequency centrifuge, and the liquid outlet of high speed variable frequency centrifuge is connected with circulating tank, and it is also wrapped
Frequency-conversion high-speed centrifuge, retort, solid-liquid separating equipment and collecting tank are included, arrival end and the circulating tank of frequency-conversion high-speed centrifuge connect
Connect, the liquid outlet of frequency-conversion high-speed centrifuge and the arrival end of retort connect, and are connected between retort and solid-liquid separating equipment
Pump, the liquid outlet of solid-liquid separating equipment connect with collecting tank, described dry sieve, high speed variable frequency centrifuge, fixed control centrifugal machine, change
Arrival end of the discharging opening of frequency supercentrifuge and solid-liquid separating equipment with mixer connects, it is characterised in that：The drilling well is given up
The handling process of gurry comprises the following steps：
S1, one end of well head is connected with the arrival end of solid controlling vibratory sieve, while the other end of well head is connected with circulating tank；
The processing of caused drilling wastes in S2, drillng operation, discharge of the drilling wastes essentially from solid controlling vibratory sieve
Landwaste, the discarded landwaste of solid controlling vibratory sieve discharge, which is fallen into landwaste collecting box, to be collected, and conveyer II will be discarded in landwaste collecting box
Landwaste is transported in dry sieve, and landwaste A and filtrate A are obtained after dry sieve is handled, and wherein landwaste A is discharged into mixer,
And filtrate A enters progress separation of solid and liquid in high speed variable frequency centrifuge, produce landwaste E after separation and liquor B, landwaste E are also discharged into
Into mixer, curing agent is now added into mixer, the landwaste A in it, landwaste E and curing agent are sufficiently stirred by mixer
Transported after mixing, after stirring through conveyer I and shaped brick is manufactured into brickmaking machine, and liquor B is returned in circulating tank, is recycled,
So as to finally realize the processing of caused drilling wastes in drillng operation；
The processing of caused discarded slurry in S3, drillng operation, caused discarded slurry is pumped directly into frequency conversion height in drillng operation
Fast centrifuge, frequency-conversion high-speed centrifuge isolate landwaste C and filtrate E, and landwaste C is discharged into mixer；Filtrate E enters reaction
In tank, now, coagulant and disorderly solidifying agent are added into retort, filtrate E is de- surely with after flocculation by chemistry, starts pump, pump will
The de- steady filtrate E with after flocculation of chemistry is pumped into solid-liquid separating equipment, and landwaste D and filtrate F are isolated in solid-liquid separating equipment,
Landwaste D is discharged into mixer, and filtrate F enters collection in collecting tank, it is achieved thereby that caused discarded in drillng operation
The processing of mud；
S4, the processing for being drilled caused discarded slurry after well, caused discarded slurry enters in fixed control centrifugal machine after being drilled well
Row pretreatment, obtains filtrate D and landwaste B after processing, landwaste B is discharged into mixer, and its filtrate D enters in circulating tank；
Coagulant is added into circulating tank and disorderly solidifying agent is pumped into frequency-conversion high-speed centrifuge again, and frequency-conversion high-speed centrifuge isolates landwaste
C and filtrate E, landwaste C are discharged into mixer；Filtrate E enter retort in, now, into retort add coagulant and
Disorderly solidifying agent, filtrate E is after chemical de- steady and flocculate, startup pump, and the de- steady filtrate E with after flocculating of chemistry is pumped into solid-liquid point by pump
From landwaste D and filtrate F in equipment, is isolated in solid-liquid separating equipment, landwaste D is discharged into mixer, and filtrate F enters
Collect in collecting tank, it is achieved thereby that after being drilled well caused discarded slurry processing；
S5, curing agent is added into mixer, landwaste B, landwaste C, landwaste D and curing agent are stirred by mixer, after stirring
Transported through conveyer I and shaped brick is manufactured into brickmaking machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510658972.4A CN105298415B (en) | 2015-10-14 | 2015-10-14 | A kind of handling process of drilling wastes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510658972.4A CN105298415B (en) | 2015-10-14 | 2015-10-14 | A kind of handling process of drilling wastes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105298415A CN105298415A (en) | 2016-02-03 |
| CN105298415B true CN105298415B (en) | 2018-01-12 |
Family
ID=55196144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510658972.4A Active CN105298415B (en) | 2015-10-14 | 2015-10-14 | A kind of handling process of drilling wastes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105298415B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863561B (en) * | 2016-05-03 | 2018-12-18 | 中船重工重庆智能装备工程设计有限公司 | A kind of achievable brill gives up innoxious environment-friendly disposal system |
| CN106082581A (en) * | 2016-08-19 | 2016-11-09 | 天津泛茵德泰石油环保科技发展股份有限公司 | Waste drilling mud minimizing zero-emission reutilization system and method |
| CN106930727A (en) * | 2017-05-05 | 2017-07-07 | 成都大有石油钻采工程有限公司 | A kind of device and method for not landing treatment with brill suitable for drilling well clean manufacturing discarded object |
| CN108455756A (en) * | 2018-03-20 | 2018-08-28 | 克拉玛依市广振石油技术服务有限责任公司 | Drilling fluid reclamation harmless treatment recycles technique |
| CN108531188B (en) * | 2018-04-28 | 2020-09-04 | 中国石油天然气集团有限公司 | Water-based drilling fluid drill cutting treating agent and preparation method thereof |
| CN111303890B (en) * | 2020-01-21 | 2022-03-08 | 新疆盛洁环境技术有限责任公司 | Curing agent for solid waste treatment and application thereof |
| CN111980606A (en) * | 2020-08-24 | 2020-11-24 | 大庆市翔泰石油机械设备制造有限公司 | Method for recycling drilling fluid |
| CN112008826B (en) * | 2020-08-31 | 2021-09-14 | 杨明儒 | Drilling solid waste treatment method |
| CN113000565A (en) * | 2021-03-14 | 2021-06-22 | 江汉油田京江实业潜江有限责任公司 | Preparation method of baking-free brick production line for water-based drilling cuttings in oil field drilling |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4352739A (en) * | 1980-01-21 | 1982-10-05 | Oliver Jr John E | Completion and workover fluid filtration system |
| CN1280957A (en) * | 2000-07-05 | 2001-01-24 | 张复彦 | Process for reclaiming wastes in situ of drilling well on land |
| CN101279811A (en) * | 2008-05-29 | 2008-10-08 | 濮阳市天地人环保工程技术有限公司 | Four-phase solid-liquid separation method for well drilling wastes |
| CN101363311A (en) * | 2008-10-07 | 2009-02-11 | 郭学峰 | Technological process for comprehensive treatment for waste drilling fluid following drill for oil-gas field |
| CN101774746A (en) * | 2010-01-29 | 2010-07-14 | 濮阳市天地人环保工程技术有限公司 | Treatment method of waste slurry generated by gigging well and drilling |
| CN102587850A (en) * | 2012-03-06 | 2012-07-18 | 江苏华大离心机制造有限公司 | Recovery device of well drilling liquid |
-
2015
- 2015-10-14 CN CN201510658972.4A patent/CN105298415B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4352739A (en) * | 1980-01-21 | 1982-10-05 | Oliver Jr John E | Completion and workover fluid filtration system |
| CN1280957A (en) * | 2000-07-05 | 2001-01-24 | 张复彦 | Process for reclaiming wastes in situ of drilling well on land |
| CN101279811A (en) * | 2008-05-29 | 2008-10-08 | 濮阳市天地人环保工程技术有限公司 | Four-phase solid-liquid separation method for well drilling wastes |
| CN101363311A (en) * | 2008-10-07 | 2009-02-11 | 郭学峰 | Technological process for comprehensive treatment for waste drilling fluid following drill for oil-gas field |
| CN101774746A (en) * | 2010-01-29 | 2010-07-14 | 濮阳市天地人环保工程技术有限公司 | Treatment method of waste slurry generated by gigging well and drilling |
| CN102587850A (en) * | 2012-03-06 | 2012-07-18 | 江苏华大离心机制造有限公司 | Recovery device of well drilling liquid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105298415A (en) | 2016-02-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105298415B (en) | A kind of handling process of drilling wastes | |
| CN101538096B (en) | Method for processing waste slurry | |
| CN104843955B (en) | A kind of oilfield drilling mud garbage is with brill processing system and processing method | |
| WO2010121399A1 (en) | Method and device for treating waste mud | |
| CN205000918U (en) | Oil drilling mud does not fall to ground to be handled and cyclic utilization system | |
| CN204851122U (en) | Mud does not fall to ground novelly along with boring processing system | |
| CN106968629B (en) | Whole-well section drilling cuttings and waste drilling fluid non-falling treatment equipment | |
| CN210305011U (en) | Shield constructs construction dregs processing system | |
| CN204851125U (en) | Drilling mud does not fall to ground environmental protection processing device | |
| CN104265214A (en) | Landing-free automatic recovering and processing device for drill cuttings and waste liquid | |
| CN205477542U (en) | Waste mud is along with boring integration processing system | |
| CN104533324A (en) | Oil field drilling device and solid control and environment protection integrated drilling liquid circulation processing system | |
| CN104747107A (en) | Integrated treatment method on waste drilling mud | |
| CN104829070A (en) | Oil and gas field drilling fluid waste treatment-while-drilling system | |
| CN106045244A (en) | Potassium-calcium based polysulfonate drilling fluid rock debris curing agent, preparation method thereof and non-landing curing treatment method for potassium-calcium based polysulfonate drilling fluid rock debris | |
| CN203669849U (en) | Device for recovering oil-base mud in oil-base drilling oily waste | |
| CN104712273A (en) | Drilling waste slurry integrated treatment system | |
| CN205012948U (en) | Processing apparatus of well drilling discarded object | |
| KR20070034559A (en) | Method and apparatus for separating and recovering sand from earth and sand | |
| CN204877331U (en) | Processing apparatus of environmental protection integrated form well drilling discarded object | |
| CN204644081U (en) | A kind of oilfield drilling mud waste is with brill treatment system | |
| CN204511343U (en) | Well drilling waste mud integrated processing system | |
| CN107140797A (en) | Oil-based drill cuttings separation and recovery system and method | |
| CN112983318B (en) | Treatment device and treatment method for drilling waste | |
| CN206570122U (en) | A kind of quick equipment for separating liquid from solid of oilfield drilling waste |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |