CN202430073U - Wastewater and waste slurry classification treatment and cyclic utilization system for drilling well site - Google Patents
Wastewater and waste slurry classification treatment and cyclic utilization system for drilling well site Download PDFInfo
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- CN202430073U CN202430073U CN2012200149192U CN201220014919U CN202430073U CN 202430073 U CN202430073 U CN 202430073U CN 2012200149192 U CN2012200149192 U CN 2012200149192U CN 201220014919 U CN201220014919 U CN 201220014919U CN 202430073 U CN202430073 U CN 202430073U
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- 238000005553 drilling Methods 0.000 title claims abstract description 78
- 239000002699 waste material Substances 0.000 title claims abstract description 50
- 239000002351 wastewater Substances 0.000 title claims abstract description 34
- 125000004122 cyclic group Chemical group 0.000 title claims abstract description 12
- 239000002002 slurry Substances 0.000 title abstract 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 238000005520 cutting process Methods 0.000 claims description 44
- 238000012546 transfer Methods 0.000 claims description 24
- 238000012545 processing Methods 0.000 claims description 14
- 238000012216 screening Methods 0.000 claims description 12
- 102000006391 Ion Pumps Human genes 0.000 claims description 3
- 108010083687 Ion Pumps Proteins 0.000 claims description 3
- 239000008235 industrial water Substances 0.000 abstract description 2
- 230000007704 transition Effects 0.000 abstract 4
- 229910052799 carbon Inorganic materials 0.000 abstract 2
- 238000011010 flushing procedure Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000004069 wastewater sedimentation Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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Abstract
The utility model discloses a wastewater and waste slurry classification treatment and cyclic utilization system for a drilling well site, relating to the technical field of treatment of wastewater and waste slurry of the drilling well site. The specific scheme is as follows: a slurry pump, a generator set, a drilling platform and a flushing water collecting groove are all communicated with a primary wastewater settling basin; the primary wastewater settling basin is communicated with a secondary wastewater settling basin; a submersible pump is arranged in the secondary wastewater settling basin; the submersible pump is communicated with an air floating machine and the air floating machine is communicated with a transition water tank I; the transition water tank is communicated with an active carbon filter through a multi-grade centrifugal high-pressure pump; the active carbon filter is communicated with an ion softening device through a centrifugal pump; the ion softening device is communicated with a transition water tank II; the transition water tank II is communicated with a clean water tank through a nano-filtering machine; and the nano-filtering machine is communicated with a waste slurry and drilling scrap collecting tank. The wastewater and waste slurry classification treatment and cyclic utilization system for the drilling well site can treat reused water to enable the reused water to accord with industrial water utilization standards; and the waste slurry discharged from the well site can be good-quality slurry and also can be recycled.
Description
Technical field
The utility model relates to the processing technology field of drilling well site waste water, waste mud.
Background technology
At present; The flow process that domestic mud waste water and waste mud are handled is; The useless drilling cuttings that the waste water of cleaning equipment, the mud that effluxes, vibratory screening apparatus sift out enters in the dirty mud sump together; Extract upper liquid after the preliminary sedimentation, reach reuse or emission request after measures such as oxygenant oxidation, flocculation agent sedimentation, filtration or airfloat equipment filtration, biological chemistry processing, ultrafiltration are handled through adding.
Publication number is CN101244848; The Chinese patent document that open day was on August 20th, 2008 discloses a kind of waste water, drilling waste mud and engine exhaust on-site comprehensive approach, and the treatment of wastes with processes of wastes against one another utilizes recirculated cooling water waste heat multiple-effect evaporation to handle waste water, engine exhaust waste heat fluidized drying and elevated temperature heat disaggregating treatment waste mud, remove waste gas objectionable impurities and to reduce the method for exhaust noise integrated simultaneously.The diesel motor that is 500kW with a power is an example; Can handle waste water 900kg/h simultaneously and make wherein 90～95% with the water of condensation form reclaim, handle the waste mud 260kg/h of solid content 10～40% and make it to be dispersed into droplet and 200～380 ℃ engine exhaust counter current contact heat and mass at last in fluidized-bed intensification to reach solid phase particles innoxious or reclaim with the superfine powder form; Simultaneously engine exhaust and fluidized-bed endoparticle and fluidized-bed top droplet carry out that the momentum heat is lowered the temperature with mass transfer, noise reduction and wash the removal objectionable impurities with waste water, required additionaling power consumption is no more than 30kW.
But above-mentioned prior art system equipment is many, technological operation is complicated,, poor stability strong to the dependency of handling source quality, to add medicament various, requires high to operator's specialty.Secondly, these waste muds, waste water treatment process all only rest on the simple WWT stage, and well site waste water are not carried out categorised collection, do not simplify treating processes.At last, these various mud that are discharged in the dirty mud sump all can not recycle by severe contamination.
The utility model content
Mud sewage is complicated in the above-mentioned prior art, intractability is big in order to solve; Waste mud can not recycle etc. technical problem; The utility model provides a kind of drilling well site waste water, waste mud classification processing and cyclic utilization system; The utility model can be accomplished to handle reuse water to such an extent that meet standards for industrial water usage, and the waste mud that discharge in the well site is again that premium mud can recycle.
The utility model is realized through adopting following technical proposals:
A kind of drilling well site waste water, waste mud classification processing and cyclic utilization system comprise steam piano and power unit, drilling unit, whizzer, silt remover, vibratory screening apparatus, worm conveyor, useless mud and drilling cuttings holding tank, rotary conveyor, clear water jar, collecting and filtering apparatus, activated charcoal filter, transfer water pot one, transfer water pot two, air supporting machine, one-level effluent settling chamber, secondary effluent settling chamber, waste mud and drilling cuttings collecting tank, mud tank, slush-pit launder, wash-down water receiving tank, impeller pump, steam piano, submersible pump, ion softener, multistage centrifugal HPP; Wherein: steam piano and power unit, drilling unit and wash-down water receiving tank all are communicated with one-level effluent settling chamber; One-level effluent settling chamber is communicated with secondary effluent settling chamber, and submersible pump is installed in the secondary effluent settling chamber, and submersible pump is communicated with the air supporting machine; The air supporting machine is communicated with transfer water pot one; Said transfer water pot is communicated with activated charcoal filter through the multistage centrifugal HPP, and activated charcoal filter is communicated with the ion softener through impeller pump, and the ion softener is communicated with transfer water pot two; Transfer water pot two is communicated with the clear water jar through collecting and filtering apparatus, and collecting and filtering apparatus is communicated with waste mud and drilling cuttings collecting tank;
Said whizzer, silt remover and vibratory screening apparatus are communicated with useless mud and drilling cuttings holding tank through worm conveyor; Useless mud and drilling cuttings holding tank bottom are equipped with scraper; Useless mud and drilling cuttings holding tank are communicated with waste mud and drilling cuttings collecting tank through rotary conveyor, and whizzer, silt remover and vibratory screening apparatus all are communicated with waste mud and drilling cuttings collecting tank through slush-pit launder and spoil disposal pipeline.
Also include premium mud collecting tank one and premium mud collecting tank two, a plurality of mud tanks form the mud tank field, and the mud tank of mud tank field is communicated with premium mud collecting tank one and/or premium mud collecting tank two through slush-pit launder.
Said useless mud and drilling cuttings holding tank bottom have strip shape gob, and the length of strip shape gob is more than the 3cm.
Two row's wheels are installed on the said rotary conveyor, and an end of rotary conveyor is equipped with the gravitational equilibrium piece, and the other end is equipped with scrapes trowel.
Be provided with the domatic of inclination in said one-level effluent settling chamber, secondary effluent settling chamber, premium mud collecting tank one and/or premium mud collecting tank two bottoms.
Compared with prior art, the beneficial effect of the utility model shows:
1, adopt the said technical scheme of the application, compared with prior art, can be effectively with waste water, waste mud categorised collection and classification processing; Simplify the intractability of waste water and waste mud, avoided adding the shortcoming of large amount of sewage flocculation agent, the mudman is simple to operate; Can reclaim premium mud, significantly reduce the waste mud total amount of generation, reduce waste mud and solidified cost and drilling fluid cost.Can accomplish cycling utilization of wastewater, waste mud recycle, thereby greatly reduce the waste of well site discharging.Through categorised collection processing and recycle, not only economy but also environmental protection also make the well site seem neatly, have met the requirement of cleaner production.
2, among the application; Adopt the technical scheme of " also including premium mud collecting tank one and premium mud collecting tank two; mud tank of mud tank field is communicated with premium mud collecting tank one and/or premium mud collecting tank two through slush-pit launder "; Make the premium mud of contaminated mud, drilling process or the drilling well end generation of generation enter into two premium mud collecting tanks respectively through slush-pit launder; Contaminated mud is separated with premium mud deposit, stopped the pollution of waste water and drilling cuttings mud in the suction pit.
3, among the application, useless mud and drilling cuttings holding tank bottom have strip shape gob, and the length of strip shape gob is more than the 3cm, can avoid effectively that drilling cuttings is excessive can not to be scraped.
4, among the application; Two row's wheels are installed on the rotary conveyor, and an end of rotary conveyor is equipped with the gravitational equilibrium piece, can avoid sticking up after the overweight generation of front end mud of rotary conveyor; The other end is equipped with scrapes trowel, can very easily mud be scraped off.
5, among the application, domatic set-up mode so that waste water and mud are collected, can reach the purpose of draining clean liquid as far as possible.
Description of drawings
To combine Figure of description and embodiment that the utility model is done further to specify below, wherein:
Fig. 1 is the structural representation of the utility model
Mark among the figure:
1, steam piano and power unit; 2, drilling unit; 3, whizzer; 4, silt remover; 5, vibratory screening apparatus; 6, worm conveyor; 7, useless mud and drilling cuttings holding tank; 8, rotary conveyor; 9, clear water jar; 10, collecting and filtering apparatus; 11, activated charcoal filter; 12-1, transfer water pot one; 12-2, transfer water pot two; 13, air supporting machine; 14, the premium mud collecting tank one; 15, the premium mud collecting tank two; 16, secondary effluent settling chamber; 17, one-level effluent settling chamber; 18, waste mud and drilling cuttings collecting tank; 19, mud tank; 20, slush-pit launder; 21, wash-down water receiving tank; 22, impeller pump; 23, steam piano; 24, submersible pump; 25, mud tank field; 26, ion softener; 27, multistage centrifugal HPP.
Embodiment
Embodiment 1
With reference to Figure of description; The utility model discloses a kind of drilling well site waste water, waste mud classification processing and cyclic utilization system, comprise steam piano and power unit, drilling unit, whizzer, silt remover, vibratory screening apparatus, worm conveyor, useless mud and drilling cuttings holding tank, rotary conveyor, clear water jar, collecting and filtering apparatus, activated charcoal filter, transfer water pot one, transfer water pot two, air supporting machine, one-level effluent settling chamber, secondary effluent settling chamber, waste mud and drilling cuttings collecting tank, mud tank, slush-pit launder, wash-down water receiving tank, impeller pump, steam piano, submersible pump, ion softener, multistage centrifugal HPP; Wherein: steam piano and power unit, drilling unit and wash-down water receiving tank all are communicated with one-level effluent settling chamber; One-level effluent settling chamber is communicated with secondary effluent settling chamber, and submersible pump is installed in the secondary effluent settling chamber, and submersible pump is communicated with the air supporting machine; The air supporting machine is communicated with transfer water pot one; Said transfer water pot is communicated with activated charcoal filter through the multistage centrifugal HPP, and activated charcoal filter is communicated with the ion softener through impeller pump, and the ion softener is communicated with transfer water pot two; Transfer water pot two is communicated with the clear water jar through collecting and filtering apparatus, and collecting and filtering apparatus is communicated with waste mud and drilling cuttings collecting tank; Said whizzer, silt remover and vibratory screening apparatus are communicated with useless mud and drilling cuttings holding tank through worm conveyor; Useless mud and drilling cuttings holding tank bottom are equipped with scraper; Useless mud and drilling cuttings holding tank are communicated with waste mud and drilling cuttings collecting tank through rotary conveyor, and whizzer, silt remover and vibratory screening apparatus all are communicated with waste mud and drilling cuttings collecting tank through slush-pit launder and spoil disposal pipeline.
Embodiment 2
Preferred forms as the utility model; Also include premium mud collecting tank one and premium mud collecting tank two; Described premium mud is meant that drilling well finishes the unpolluted mud that is replaced out, and the mud tank of mud tank field is communicated with premium mud collecting tank one and/or premium mud collecting tank two through slush-pit launder.Said useless mud and drilling cuttings holding tank bottom have strip shape gob, and the length of strip shape gob is more than the 3cm.Two row's wheels are installed on the said rotary conveyor, and an end of rotary conveyor is equipped with the gravitational equilibrium piece, and the other end is equipped with scrapes trowel.Be provided with the domatic of inclination in said one-level effluent settling chamber, secondary effluent settling chamber, premium mud collecting tank one and/or premium mud collecting tank two bottoms.All the other are with embodiment 1.
With reference to Figure of description 1, the working process of the utility model is following:
The waste water that (1, steam piano and power unit) and (2, drilling unit) and (21, wash-down water receiving tank) is produced flows into (17, one-level effluent settling chamber) together through receiving tank; Flow into after the waste water sedimentation (16, secondary effluent settling chamber), be transported to (13, air supporting machine) clear water after the dosing processing finishes with (24, submersible pump) and enter into (12, transfer water pot) temporary transient storage again.Be pumped into (11, activated charcoal filter) when the transfer water pot is filled through (27, multistage centrifugal HPP), filter the back and send into (26, ion softener) with (22, impeller pump) and utilize the pump overbottom pressure to make water entering (12, transfer water pot).Softening water pumps into (10, collecting and filtering apparatus) through the HPP that (10, collecting and filtering apparatus) carry and carries out advanced treatment, removes bacterium, a small amount of salinity and polymkeric substance and obtains clear water, utilizes the pressure of collecting and filtering apparatus that clear water is got in (9, clear water jar) and stores reuse.The liquid concentrator that (10, collecting and filtering apparatus) produce enters (18, waste mud and drilling cuttings collecting tank) together with the mud that (12, air supporting machine) produce.
(3, whizzer; 4, silt remover; 5, useless mud that vibratory screening apparatus) produces and useless drilling cuttings are transported to (7, mud and drilling cuttings holding tank give up) through (6, worm conveyor); Start scraper after a certain amount of and drilling cuttings and useless mud are sent into (8, rotary conveyor) from the holding tank bottom when collecting, waste mud and drilling cuttings are sent to storage in (18, waste mud, drilling cuttings collecting tank) through rotary conveyor.The mud that can not be handled by severe contamination is transported in (18, waste mud and drilling cuttings collecting tank) through (20, slush-pit launder) and spoil disposal pipeline and stores.
The premium mud that the contaminated mud that (25, mud tank field) produce, drilling process or drilling well finish to produce can enter into (14, premium mud collecting tank one or 15, premium mud collecting tank two) through (20, slush-pit launder) respectively, contaminated mud is separated with premium mud deposit.Contaminated mud can be squeezed in idle (19, mud tank) through (23, steam piano), is processed into qualified mud through the doping adjustment.As can utilize when needing (3, whizzer and 4, silt remover) to assist to handle, make contaminated treatment of mud qualified and be back to follow-up drilling process.Premium mud can direct reuse or is moved other drilling team's reuses to.
(7, useless mud and drilling cuttings holding tank) need have scraper, bottom opening is a strip shape gob, and opening can not be less than 3cm, avoid that drilling cuttings is excessive can not to be scraped.(8, rotary conveyor) must possess 2 row's wheels, and the rear portion has the gravitational equilibrium piece, avoids sticking up after the overweight generation of front end mud, and front end is scraped trowel mud is scraped off from belt.After finishing, drilling well can drilling cuttings and the waste mud in (17, waste mud, drilling cuttings collecting tank) be cured.
(13, premium mud collecting tank one; 14, the premium mud collecting tank two; 15, wastewater disposal basin two; 16, wastewater disposal basin one; ) the bottom all to be provided with domaticly so that waste water and mud are collected, reach the purpose of draining clean liquid as far as possible.
Claims (5)
1. a drilling well site waste water, waste mud classification processing and cyclic utilization system comprise steam piano and power unit, drilling unit, whizzer, silt remover, vibratory screening apparatus, worm conveyor, useless mud and drilling cuttings holding tank, rotary conveyor, clear water jar, collecting and filtering apparatus, activated charcoal filter, transfer water pot one, transfer water pot two, air supporting machine, one-level effluent settling chamber, secondary effluent settling chamber, waste mud and drilling cuttings collecting tank, mud tank, slush-pit launder, wash-down water receiving tank, impeller pump, steam piano, submersible pump, ion softener, multistage centrifugal HPP; Wherein: steam piano and power unit, drilling unit and wash-down water receiving tank all are communicated with one-level effluent settling chamber; One-level effluent settling chamber is communicated with secondary effluent settling chamber, and submersible pump is installed in the secondary effluent settling chamber, and submersible pump is communicated with the air supporting machine; The air supporting machine is communicated with transfer water pot one; Said transfer water pot is communicated with activated charcoal filter through the multistage centrifugal HPP, and activated charcoal filter is communicated with the ion softener through impeller pump, and the ion softener is communicated with transfer water pot two; Transfer water pot two is communicated with the clear water jar through collecting and filtering apparatus, and collecting and filtering apparatus is communicated with waste mud and drilling cuttings collecting tank;
Said whizzer, silt remover and vibratory screening apparatus are communicated with useless mud and drilling cuttings holding tank through worm conveyor; Useless mud and drilling cuttings holding tank bottom are equipped with scraper; Useless mud and drilling cuttings holding tank are communicated with waste mud and drilling cuttings collecting tank through rotary conveyor, and whizzer, silt remover and vibratory screening apparatus all are communicated with waste mud and drilling cuttings collecting tank through slush-pit launder and spoil disposal pipeline.
2. drilling well site waste water according to claim 1, waste mud classification processing and cyclic utilization system; It is characterized in that: also include premium mud collecting tank one and premium mud collecting tank two; A plurality of mud tanks form the mud tank field, and the mud tank of mud tank field is communicated with premium mud collecting tank one and/or premium mud collecting tank two through slush-pit launder.
3. drilling well site waste water according to claim 1 and 2, waste mud classification processing and cyclic utilization system is characterized in that: said useless mud and drilling cuttings holding tank bottom have strip shape gob, and the length of strip shape gob is more than the 3cm.
4. drilling well site waste water according to claim 3, waste mud classification processing and cyclic utilization system; It is characterized in that: two row's wheels are installed on the said rotary conveyor; One end of rotary conveyor is equipped with the gravitational equilibrium piece, and the other end is equipped with scrapes trowel.
5. drilling well site waste water according to claim 1, waste mud classification processing and cyclic utilization system is characterized in that: be provided with the domatic of inclination in said one-level effluent settling chamber, secondary effluent settling chamber, premium mud collecting tank one and/or premium mud collecting tank two bottoms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200149192U CN202430073U (en) | 2012-01-13 | 2012-01-13 | Wastewater and waste slurry classification treatment and cyclic utilization system for drilling well site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200149192U CN202430073U (en) | 2012-01-13 | 2012-01-13 | Wastewater and waste slurry classification treatment and cyclic utilization system for drilling well site |
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| Publication Number | Publication Date |
|---|---|
| CN202430073U true CN202430073U (en) | 2012-09-12 |
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| CN2012200149192U Expired - Fee Related CN202430073U (en) | 2012-01-13 | 2012-01-13 | Wastewater and waste slurry classification treatment and cyclic utilization system for drilling well site |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848475A (en) * | 2012-09-26 | 2013-01-02 | 天津二建建筑工程有限公司 | Environment-friendly complete-set mud cycling replacing processing system |
| CN105436187A (en) * | 2014-09-25 | 2016-03-30 | 夏小全 | Drilling waste completely harmless comprehensive treatment method |
| CN104265214B (en) * | 2014-08-04 | 2017-02-22 | 田立杰 | Landing-free automatic recovering and processing device for drill cuttings and waste liquid |
| WO2019125440A1 (en) * | 2017-12-20 | 2019-06-27 | Halliburton Energy Services, Inc. | Wastewater and effluent separation and treatment systems |
-
2012
- 2012-01-13 CN CN2012200149192U patent/CN202430073U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848475A (en) * | 2012-09-26 | 2013-01-02 | 天津二建建筑工程有限公司 | Environment-friendly complete-set mud cycling replacing processing system |
| CN102848475B (en) * | 2012-09-26 | 2014-09-17 | 天津二建建筑工程有限公司 | Environment-friendly complete-set mud cycling replacing processing system |
| CN104265214B (en) * | 2014-08-04 | 2017-02-22 | 田立杰 | Landing-free automatic recovering and processing device for drill cuttings and waste liquid |
| CN105436187A (en) * | 2014-09-25 | 2016-03-30 | 夏小全 | Drilling waste completely harmless comprehensive treatment method |
| WO2019125440A1 (en) * | 2017-12-20 | 2019-06-27 | Halliburton Energy Services, Inc. | Wastewater and effluent separation and treatment systems |
| GB2579958A (en) * | 2017-12-20 | 2020-07-08 | Halliburton Energy Services Inc | Wastewater and effluent separation and treatment systems |
| US11459245B2 (en) | 2017-12-20 | 2022-10-04 | Halliburton Energy Services, Inc. | Wastewater and effluent separation and treatment systems |
| GB2579958B (en) * | 2017-12-20 | 2023-03-22 | Halliburton Energy Services Inc | Wastewater and effluent separation and treatment systems |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BAZHOU RUIYANG XURI PETROLEUM TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: YAN NA Effective date: 20130306 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130306 Address after: 841000, the Xinjiang Uygur Autonomous Region Korla Tianshan Road West 2 bus terminal Patentee after: Bazhou rising sun Petroleum Technology Co., Ltd. Address before: 841000, the Xinjiang Uygur Autonomous Region, Bayinguoleng, Mongolia Autonomous Prefecture, Korla Petrochemical Avenue, new Shanghai garden 14-3-202 Patentee before: Yan Na |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20170113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |