CN109592847A - Oil production waste water in oil field processing method - Google Patents
Oil production waste water in oil field processing method Download PDFInfo
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- CN109592847A CN109592847A CN201811592950.2A CN201811592950A CN109592847A CN 109592847 A CN109592847 A CN 109592847A CN 201811592950 A CN201811592950 A CN 201811592950A CN 109592847 A CN109592847 A CN 109592847A
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- 239000002351 wastewater Substances 0.000 title claims abstract description 73
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000003672 processing method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000010802 sludge Substances 0.000 claims abstract description 23
- 239000010865 sewage Substances 0.000 claims abstract description 22
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 21
- 238000011282 treatment Methods 0.000 claims abstract description 18
- 230000001954 sterilising effect Effects 0.000 claims abstract description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 12
- 239000001301 oxygen Substances 0.000 claims abstract description 12
- 230000020477 pH reduction Effects 0.000 claims abstract description 8
- 239000012528 membrane Substances 0.000 claims abstract description 7
- 230000003750 conditioning effect Effects 0.000 claims abstract description 5
- 230000001105 regulatory effect Effects 0.000 claims abstract description 5
- 230000004103 aerobic respiration Effects 0.000 claims abstract 2
- 238000001914 filtration Methods 0.000 claims description 7
- 239000004576 sand Substances 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 21
- 238000004065 wastewater treatment Methods 0.000 abstract description 19
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 39
- 241000894006 Bacteria Species 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000005416 organic matter Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 241000295146 Gallionellaceae Species 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 231100000518 lethal Toxicity 0.000 description 1
- 230000001665 lethal effect Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005706 microflora Species 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Activated Sludge Processes (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses oil production waste water in oil field processing methods, including following processing step: 1) waste water is injected into conditioning tank by oil-field flooding, converges waste water, regulating water quality；2) waste water after adjusting enters oxygen compatibility pool, and acidification is hydrolyzed to waste water；3) by step 2), treated that waste water enters aerobic tank, carries out aerobic respiration to the activated sludge in waste water, removes pollutant；4) by step 3), treated that waste water enters MBR membrane cisterna, carries out sewage and sludge separating treatment to waste water；5) by step 4), treated that water quality is filtered processing；6) filtered water quality enters clear water reserviors；7) it carries out disinfection sterilization processing to the water quality in injected clear water pond.The invention reside in providing, a kind of wastewater treatment method process is simple, the water quality reaching standard after wastewater treatment, and has simplified wastewater treatment process, reduces the oil production waste water in oil field processing method of production cost.
Description
Technical field
The present invention relates to waste water technology field more particularly to a kind of oil production waste water in oil field processing methods.
Background technique
Due to containing above-mentioned harmful substance, environment will be generated seriously oilfield sewage by emitting if without administering
Influence: the crude oil swum on the water surface will completely cut off air, reduce the dissolved oxygen in water, and attach to aquatile body surface and exhale
Desorption system is lethal by its.Hydrogen sulfide violent in toxicity will be generated by anaerobic digestion by being deposited on water-bed oil.Heavy crude attaches to mud
Sha Shang will affect inhabiting and breeding for aquatile；It, can be to water body and soil containing the organic matter that some toxicity are big in oilfield sewage
Earth pollutes；Organic matter and inorganic matter in oilfield sewage are the rich nutritive materials of bacterium in water, as a result cause slowly to flow
Water area water-quality deteriorate, blackening is smelly；If oilfield sewage polluted drinking water, heavy metal element therein enters after human body to dirty
Internal organs generates serious damage；Acid-base property, high salinity oilfield sewage, once pouring into farmland will lead to farmland soda acid, saline and alkaline
Change, crops is made to be difficult to grow.
For the technique of oil field at home produced water treatment at present still based on sedimentation, oil removal and filtering, each oil field condition of water quality is different,
Treatment process is also not quite similar.Conventional oil field re-injection water treatment technology, it is most of all using " natural subsidence oil removing-coagulation removes
" three-stage " conventional treatment process of oil-filtering oil removing ".For in, the oily waste water of low permeability pay, generally " three sections
Formula " processing plus " fine filtering " technique.But
Chinese Patent Application No. are as follows: 201510587704.8, the applying date are as follows: on 09 16th, 2015, publication date are as follows: 2015
On November 25, in, patent name: the oil field wastewater treatment technique based on special membrane；It is useless to disclose a kind of oil field based on special membrane
Water treatment technology, including first stage oil removing oil removal, second stage electrochemical appliance aoxidize broken glue, and the phase III utilizes core
Heart SuperRO system desalination carries out oil removing and oil removal, then benefit except three main workshop sections such as COD, using nanometer air-floating apparatus
Materialization is carried out with the best electrochemical appliance of oxidability is useless to dirt, the mass-transfer efficiency between each substance is improved, when shortening reaction
Between and reduce chemical consumption, so that realizing only needs relatively simple pretreatment that waste water can be made to be directly entered membranous system, ensure system
The stable and service life of system greatly reduces the construction cost of environmental protection and the operating cost of sewage treatment.
A kind of oil field wastewater treatment technique of the patent disclosure, still, the oil field wastewater treatment process flow are complicated, processing
Poor water quality afterwards, and water quality treatment higher cost, are unable to satisfy the market demand.
Summary of the invention
Object of the present invention is to simple, the wastewater treatments that overcomes the deficiencies of the prior art and provide a kind of wastewater treatment method process
Water quality reaching standard afterwards, and wastewater treatment process has been simplified, reduce the oil production waste water in oil field processing method of production cost.
In order to achieve the object of the present invention, following technical scheme can be taken:
Oil production waste water in oil field processing method, including following processing step:
Waste water is injected into conditioning tank by step 1) oil-field flooding, converges waste water, regulating water quality；
Waste water after step 2) is adjusted enters oxygen compatibility pool, and acidification is hydrolyzed to waste water；
Treated that waste water enters aerobic tank by step 2) for step 3), carries out aerobic exhale to the activated sludge in waste water
It inhales, removes pollutant；
Treated that waste water enters MBR membrane cisterna by step 3) for step 4), carries out sewage and sludge separating treatment to waste water；
Treated that water quality is filtered processing by step 4) for step 5)；
The filtered water quality of step 6) enters clear water reserviors；
Step 7) carries out disinfection sterilization processing to the water quality in injected clear water pond.
If the waste water of the step 3) processing is not up to standard, return step 2) it is further processed.
The sludge reflux separated in the step 4) is further handled by oxygen compatibility pool to step 2).
If the sewage separated in the step 4) is not up to standard, return step 2) it is further processed.
The step 4) includes secondary settling tank processing, separates the sludge in waste water.
It includes by mechanical filter filtration treatment that the step 5), which is filtered processing to water quality,.
The mechanical filter includes quartz filter and more medium filter.
The step 7) makes to handle by ultraviolet sterilization to the water quality sterilization processing that carries out disinfection.
The beneficial effects of the present invention are: the 1, present invention carries out oil field wastewater treatment by MBR biofilm, waste water stream is handled
Journey is simple, and treated, and water quality qualification is up to standard, meets national water standard；2, present invention optimizes waste water treatment process, significantly
Waste water cost is reduced, the water quality that enables that treated is stablized qualified up to standard；3, oil field wastewater treatment technique of the present invention more ring
It protects, is suitble to popularity.
Detailed description of the invention
Fig. 1 is oil production waste water in oil field of embodiment of the present invention processing method flow chart；
Specific embodiment
With reference to the accompanying drawing and the embodiment of the present invention is described in further detail invention.
Embodiment 1
Currently, oil extraction-generated waste water be as crude oil is extracted from oil reservoir together, and pass through crude oil collection and just plus
Work whole process.This waste water has following characteristics:
(1) water temperature is high.General sewage temperature is at 50 degree or so.Difference, such as north oil field are 60-70 to individual fields
Degree, northwest oil field are 30 degree or so.
(2) salinity is high.Different Sewage Disposal its salinity in different oil fields and same oil field has very big difference, low
Only hundreds of mg/litres, high reaches hundreds of thousands of mg/litres.
(3) it is dissolved with a certain amount of gas.Such as hold solution oxygen, carbon dioxide, hydrogen sulfide and has some naphthenics
Equal organic matters.
(4) contain a certain amount of suspended solid.Such as silt particle: including clay, silty sand and spun yarn；Various corrosion products and dirt:
Including Fe2O3、CaO、FeS、CaCO3、CaSO4Deng；Bacterium: including sulfate reducing bacteria, saprophytic bacteria and iron bacteria, sulfur bacteria；Have
Machine object: including gum asphalt class and paraffin class etc..
(5) a certain number of demulsifiers of remaining.
Referring to Fig. 1, oil production waste water in oil field processing method of the present invention, including following processing step:
Waste water is injected into conditioning tank by step 1) oil-field flooding, converges waste water, regulating water quality S1；
Waste water after step 2) is adjusted enters oxygen compatibility pool, and acidification S2 is hydrolyzed to waste water；
Treated that waste water enters aerobic tank by step 2) for step 3), carries out aerobic exhale to the activated sludge in waste water
It inhales, further larger molecular organics in waste water is resolved into biodegradable small organic molecule, remove pollutant S3；
Treated that waste water enters MBR membrane cisterna by step 3) for step 4), carries out sewage and sludge separating treatment to waste water
S4；The MBR film is to be handled by biofilm waste water；
Step 5) is by step 4) treated water quality is filtered processing S5；
The filtered water quality of step 6) enters clear water reserviors S6；
Step 7) carries out disinfection sterilization processing S7 to the water quality in injected clear water pond.
In the present embodiment, since condensed oil sewage is usually containing some organic matters difficult to degrade, biofilm wastewater treatment is logical
The purpose of hydrolysis acidification is crossed, and is to improve the biodegradability of waste water, the load of subsequent Aerobic Process for Treatment is reduced, guarantees aerobic life
The treatment effect of object contact-oxidation pool.
1,2 grade of biofilm contact oxidation pond is mainly degraded some intermediate organic matters decomposed by hydrolysis acidification, into one
Step reduces the COD of sewage since the substrates concentration in sewage reduces step by step, and the biofacies of 1,2 grade of biomembrane oxidation pond is special
Property will be different, and by after the domestication of microorganism, formed be suitable for degradation of organic substances flora.
In the present embodiment, waste water is injected into conditioning tank by the step 1) actually oil field, converges waste water, regulating water quality
It is balanced；
Step 2) the waste water enters oxygen compatibility pool, and using facultative aerobe, acidification is hydrolyzed to waste water；It is ready for entry into
Aerobic tank process section；
After the step 3) waste water enters aerobic tank, some intermediate organic matters decomposed by hydrolysis acidification of mainly degrading,
The COD of sewage is further decreased due to the substrates in sewage, reduces the substrates concentration step by step；
In the step 4), described treated that waste water enters that MBR membrane cisterna carries out wastewater treatment, indeed through MBR
Biofilm is handled.
The MBR biofilm has apparent advantage compared with traditional activated sludge process, this is also selection biofilm
One of the reason of handling thick waste water.The microorganism concn of biofilm is higher than traditional activated sludge process, the microorganism of high concentration
It is the basis for guaranteeing wastewater treatment efficiency, especially to condensed oil sewage, reinforces the effect of mass transmitting between bacterium and organic matter, realize sludge
The separation of residence time and hydraulic detention time increase the contact probability of bacterium and organic matter.Also, since activity is dirty in aerobic tank
The appearance of special efficacy bacterium (especially dominant microflora) in the increase of mud concentration and sludge improves biochemical reaction rate.Meanwhile passing through drop
Low F/M ratio reduces excess sludge yield (even zero) and has more reliability to the degradation for realizing condensed oil sewage, and biofilm is resistance to
The ability of impact is stronger.
Filtered by step 4) treated water quality by step 5), in injection step 6) clear water reserviors, further pass through
Step 7) sterilization processing makes water quality reaching standard, is then discharged, and completes all processes of wastewater treatment.
Preferably, if the waste water of the step 3) processing is not up to standard, return step 2) it is further processed.That is, good
The waste water that oxygen pond is handled is not up to standard, then, returns to oxygen compatibility pool and re-start wastewater treatment.
The sludge reflux separated in the step 4) is further handled by oxygen compatibility pool to step 2).That is,
The sludge reflux separated by the MBR biofilm further does wastewater treatment to oxygen compatibility pool, repeated multiple times, finally by sludge
Processing is clean.
Preferably, if the sewage separated in the step 4) is not up to standard, return step 2) it is further processed.
Preferably, the step 4) includes secondary settling tank processing, separates the sludge in waste water.
The secondary settling tank mainly realizes the water centrifugation of part aerobic sludge, since biomembrane dirt is in free sludge quantity side
Face is substantially distinguished from traditional activated sludge process, therefore the setting of secondary settling tank also has guaranteeing role to the effect of sewage treatment.
Preferably, it includes by mechanical filter filtration treatment that the step 5), which is filtered processing to water quality,.
It is further preferred that the mechanical filter includes quartz filter and more medium filter.
Water quality is further filtered by the mechanical filter, water quality is complied with standard more, water quality is made further to reach conjunction
Case marker is quasi-.
Preferably, the step 7) makes to handle by ultraviolet sterilization to the water quality sterilization processing that carries out disinfection.
Filtered water quality ensure that water quality can be up to standard, complete the last work of wastewater treatment by ultraviolet sterilization
Skill up to standard can be discharged by the water quality of disinfection and sterilization.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (8)
1. a kind of oil production waste water in oil field processing method, it is characterised in that: including following processing step:
Waste water is injected into conditioning tank by step 1) oil-field flooding, converges waste water, regulating water quality；
Waste water after step 2) is adjusted enters oxygen compatibility pool, and acidification is hydrolyzed to waste water；
Treated that waste water enters aerobic tank by step 2) for step 3), carries out aerobic respiration to the activated sludge in waste water, goes
Depollution object；
Treated that waste water enters MBR membrane cisterna by step 3) for step 4), carries out sewage and sludge separating treatment to waste water；
Treated that water quality is filtered processing by step 4) for step 5)；
The filtered water quality of step 6) enters clear water reserviors；
Step 7) carries out disinfection sterilization processing to the water quality in injected clear water pond.
2. the oil production waste water in oil field processing method according to claim 1, it is characterised in that: the step 3) processing
If waste water it is not up to standard, return step 2) be further processed.
3. oil production waste water in oil field processing method according to claim 1, it is characterised in that: the dirt separated in the step 4)
Mud is back to step 2), is further handled by oxygen compatibility pool.
4. oil production waste water in oil field processing method according to claim 1, it is characterised in that: the dirt separated in the step 4)
If water is not up to standard, return step 2) it is further processed.
5. oil production waste water in oil field processing method according to claim 1, it is characterised in that: the step 4) includes secondary settling tank
Processing, separates the sludge in waste water.
6. oil production waste water in oil field processing method according to claim 4, it is characterised in that: the step 5) carries out water quality
Filtration treatment includes passing through mechanical filter filtration treatment.
7. oil production waste water in oil field processing method according to claim 6, it is characterised in that: the mechanical filter includes stone
Sand filter and more medium filter.
8. oil production waste water in oil field processing method according to claim 1, it is characterised in that: the step 7) carries out water quality
Disinfection and sterilization processing makes to handle by ultraviolet sterilization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811592950.2A CN109592847A (en) | 2018-12-25 | 2018-12-25 | Oil production waste water in oil field processing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811592950.2A CN109592847A (en) | 2018-12-25 | 2018-12-25 | Oil production waste water in oil field processing method |
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ID=65964401
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103183447A (en) * | 2011-12-29 | 2013-07-03 | 宜兴市金琪洋生物质环境治理技术咨询有限公司 | Treatment method of piggery wastewater |
| CN104973731A (en) * | 2015-06-29 | 2015-10-14 | 安徽省安庆市皖清环保科技有限公司 | Domestic wastewater treatment method |
| CN105731735A (en) * | 2016-04-13 | 2016-07-06 | 中国水利水电科学研究院 | Integrated rural sewage treatment device |
| CN205710303U (en) * | 2016-04-25 | 2016-11-23 | 山西德恒机电科技有限公司 | A kind of MBR waste water treating and reutilizing system |
| CN108821515A (en) * | 2018-07-20 | 2018-11-16 | 华兰生物工程重庆有限公司 | A kind of bio-pharmaceuticals sewage disposal system and method |
-
2018
- 2018-12-25 CN CN201811592950.2A patent/CN109592847A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103183447A (en) * | 2011-12-29 | 2013-07-03 | 宜兴市金琪洋生物质环境治理技术咨询有限公司 | Treatment method of piggery wastewater |
| CN104973731A (en) * | 2015-06-29 | 2015-10-14 | 安徽省安庆市皖清环保科技有限公司 | Domestic wastewater treatment method |
| CN105731735A (en) * | 2016-04-13 | 2016-07-06 | 中国水利水电科学研究院 | Integrated rural sewage treatment device |
| CN205710303U (en) * | 2016-04-25 | 2016-11-23 | 山西德恒机电科技有限公司 | A kind of MBR waste water treating and reutilizing system |
| CN108821515A (en) * | 2018-07-20 | 2018-11-16 | 华兰生物工程重庆有限公司 | A kind of bio-pharmaceuticals sewage disposal system and method |
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Application publication date: 20190409 |