CN205222843U - Flowing back recovery processing device is returned to gas field fracturing - Google Patents
Flowing back recovery processing device is returned to gas field fracturing Download PDFInfo
- Publication number
- CN205222843U CN205222843U CN201520906435.2U CN201520906435U CN205222843U CN 205222843 U CN205222843 U CN 205222843U CN 201520906435 U CN201520906435 U CN 201520906435U CN 205222843 U CN205222843 U CN 205222843U
- Authority
- CN
- China
- Prior art keywords
- inner canister
- line
- outer tank
- annular space
- recovery line
- 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
Abstract
The utility model provides a flowing back recovery processing device is returned to gas field fracturing, the fracturing is returned the flowing back and is put back to from oil and receive the pipeline and flow into the inner tank, and proppant natural sedimentation to the tank bottoms that returns out returns the natural gas in the flowing back in the export of retrieving the pipeline burning of lighting a fire, jar interior return the flowing back and accumulates with saving in the pump sending of falling the liquid pump to the liquid storage tank after certain liquid level. The characteristics of this device lie in that occupation space is little, place strong adaptability, but form the cooling protection layer behind the annular space full of liquid between the anti erosion baffle and prevent returning and spatter the guard shield quick replacement to the certain degree after that weares and teares, inside and outside jar of body, if encircle aerial liquid measure evaporation reduction, available circulating water pump is direct to the annular space fluid infusion from the inner tank, has improved the life who installs. This device has been realized returning the flowing back and has not been fallen to the ground the purpose of retrieving, can not cause the pollution to the well site.
Description
Technical field
The utility model belongs to gas field wastewater processing technology field, is specifically related to a kind of gas field fractured return drainage liquid recovery processing apparatus.
Background technology
In recent years, be reasonable development natural gas source, prevent the pollution of the environment, need strengthen the environmental protection work in gas field development, wherein the recycling of gas field fracturing outlet liquid is vital sport technique segment.At present, discharge opeing processing mode of returning conventional both at home and abroad focuses on or set up movable type (sledge-borne type) to return discharge opeing process equipment, no matter adopt any mode, all need that a small amount of propping agent Sweet natural gas that is mixed with in discharge opeing and stratum returned out is returned to gasser and be separated, then reclaim storage.Usually the three phase separation returning discharge opeing adopts to dig the mode of building settling bowl on ground and realize, and namely returns discharge opeing and flow into settling bowl from Sweet natural gas well head through ground tapping line, return the propping agent natural subsidence under gravity in discharge opeing, realize solid phase and be separated; Return Sweet natural gas that discharge opeing takes out of in the ignition of tapping line relief outlet, realize gas phase separation, finally with lift pump, the draw-off pump that returns in settling bowl is delivered in wet tank to store or directly enter and returned discharge opeing treatment scheme.
Because gasser fracturing outlet liquid amount is large, dig and build settling bowl not only land occupation area but also be unfavorable for environmental protection, this just needs to adopt new method to carry out three phase separation, recycling to fracturing outlet liquid.
Utility model content
The purpose of this utility model overcomes existing fracturing outlet liquid to need to dig in treating processes to build settling bowl, and floor space is large, contaminate environment.
For this reason, the utility model provides a kind of gas field fractured return drainage liquid recovery processing apparatus, comprise three phase separation withdrawing can, described three phase separation withdrawing can comprises outer tank, inner canister, and the cover be arranged in parallel puts recovery line, oil puts recovery line, inner canister loop exit pipeline, inner canister vent line, annular space vent line, annular circulation inlet line;
Described inner canister is positioned at outer tank, and outer tank annular space in being formed between outer tank and inner canister, is provided with the web plate connecting outer tank and inner canister in interior outer tank annular space;
Described cover is put one end that recovery line and oil puts recovery line and is stretched into respectively in inner canister, and outer tank is stretched out respectively in one end in addition, and cover is put and recovery line is connected with cover is put recovery line imported valve, and oil is put and recovery line is connected with oil is put recovery line imported valve;
One end of described inner canister loop exit pipeline and inner canister vent line is stretched in inner canister respectively, and outer tank is stretched out respectively in one end in addition, inner canister loop exit pipeline is connected with inner canister loop exit valve, inner canister vent line is connected with inner canister relief outlet valve;
One end of described annular space vent line and annular circulation inlet line is stretched in interior outer tank annular space respectively, and outer tank is stretched out respectively in one end in addition, annular space vent line is connected with annular space relief outlet valve, annular circulation inlet line is connected with annular circulation imported valve.
The sidewall of described inner canister is fluid erosion prevention baffle plate, the perpendicular of fluid erosion prevention baffle plate and the contact internal walls of outer tank, and the one side with radian of fluid erosion prevention baffle plate puts the longitudinal center line of recovery line perpendicular to cover, the bottom surface of fluid erosion prevention baffle plate contacts with the bottom surface of inner canister.
The opening end of described outer tank and inner canister is covered with anti-returning and spatters guard shield.
The bottom of described inner canister offers the clear tank sewage draining exit of inner canister, and the clear tank sewage draining exit of inner canister runs through inner and outer tank.
In described inner canister, liquidometer is installed.
The inwall of described inner canister along perpendicular to long side direction is fixed with multiple be arranged in parallel for setting up, cover puts recovery line, oil puts recovery line, the supporting plate of inner canister loop exit pipeline, inner canister vent line, annular space vent line, annular circulation inlet line.
The beneficial effects of the utility model: this gas field fractured return drainage liquid recovery processing apparatus that the utility model provides and method, fracturing outlet liquid is put back to closed tube linear flow from oil and is entered inner canister, the propping agent natural subsidence returned out is at the bottom of tank, return the outlet ignition of the Sweet natural gas in discharge opeing in recovery line, returning after discharge opeing runs up to certain liquid level in tank is pumped in wet tank stores with falling liquid pump.The feature of this device is to take up room little, place strong adaptability; Anti-erosion baffle plate and anti-returning are spattered guard shield and be may wear to fast changeable to a certain degree; annular space between inside and outside tank body forms cooling protection layer after being full of liquid; as the liquid measure evaporation in annular space reduces, available cycles water pump directly to annular space fluid infusion, improves the work-ing life of device from inner canister.This device achieve return discharge opeing do not land reclaim object, can not pollute well site.
Below with reference to accompanying drawing, the utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is the vertical view of gas field fractured return drainage liquid recovery processing apparatus.
Fig. 2 is the front view of gas field fractured return drainage liquid recovery processing apparatus.
Fig. 3 is the left view of gas field fractured return drainage liquid recovery processing apparatus.
Description of reference numerals: 1, inner canister; 2, outer tank; 3, oil puts recovery line imported valve; 4, cover puts recovery line imported valve; 5, oil puts recovery line; 6, web plate; 7, cover puts recovery line; 8, liquidometer; 9, annular circulation imported valve; 901, annular circulation inlet line; 10, inner canister loop exit valve; 1001, inner canister loop exit pipeline; 11, inner canister relief outlet valve; 1101, inner canister vent line; 12, annular space relief outlet valve; 1201, annular space vent line; 13, fluid erosion prevention baffle plate; 14, anti-returning spatters guard shield; 15, the clear tank sewage draining exit of inner canister; 16, water circulating pump; 17, interior outer tank annular space; 18, supporting plate.
Embodiment
embodiment 1:
Need to dig in treating processes to build settling bowl to solve existing fracturing outlet liquid, floor space is large, contaminate environment, as shown in Figure 1, Figure 2, Figure 3 shows, the utility model provides a kind of gas field fractured return drainage liquid recovery processing apparatus, comprise three phase separation withdrawing can, described three phase separation withdrawing can comprises outer tank 2, inner canister 1, and the cover be arranged in parallel puts recovery line 7, oil puts recovery line 5, inner canister loop exit pipeline 1001, inner canister vent line 1101, annular space vent line 1201, annular circulation inlet line 901;
Described inner canister 1 is positioned at outer tank 2, and outer tank annular space 17 in being formed between outer tank 2 and inner canister 1, is provided with the web plate 6 connecting outer tank 2 and inner canister 1 in interior outer tank annular space 17;
Described cover puts recovery line 7 and oily one end of putting recovery line 5 is stretched in inner canister 1 respectively, one end stretches out outer tank 2 respectively in addition, cover is put and recovery line 7 is connected with cover is put recovery line imported valve 4, and oil is put and recovery line 5 is connected with oil is put recovery line imported valve 3;
One end of described inner canister loop exit pipeline 1001 and inner canister vent line 1101 is stretched in inner canister 1 respectively, one end stretches out outer tank 2 respectively in addition, inner canister loop exit pipeline 1001 is connected with inner canister loop exit valve 10, inner canister vent line 1101 is connected with inner canister relief outlet valve 11;
One end of described annular space vent line 1201 and annular circulation inlet line 901 is stretched in interior outer tank annular space 17 respectively, one end stretches out outer tank 2 respectively in addition, annular space vent line 1201 is connected with annular space relief outlet valve 12, annular circulation inlet line 901 is connected with annular circulation imported valve 9.
Concrete working process is: Sweet natural gas well mouth oil pipe relief line is put recovery line imported valve 3 by oil and puts recovery line 5 with oil and be connected, sleeve pipe relief line is put recovery line imported valve 4 by cover and is put recovery line 7 with cover and be connected, the outlet line of water circulating pump 16 is connected with annular circulation imported valve 9, the inlet line of water circulating pump 16 is connected with inner canister loop exit valve 10, the inlet line of liquid pump connects inner canister relief outlet valve 11, and discharge opeing storage tank is returned in the outlet line connection of liquid pump; Return discharge opeing and put recovery line 5 through oil or cover is put recovery line 7 and flowed into inner canister 1, the haydite carried out under gravity natural subsidence at the bottom of tank, after inner canister 1 liquid level exceedes inner canister loop exit valve 10, retaining ring idle loop imported valve 9, inner canister loop exit valve 10 are in open mode, start water circulating pump 16, discharge opeing of returning in inner canister 1 is circulated in interior outer tank annular space 17, form water-cooled protective layer, after interior outer tank annular space 17 is full of and returns discharge opeing, close water circulating pump 16, annular circulation imported valve 9, inner canister loop exit valve 10; When be mixed with Sweet natural gas return discharge opeing drain into inner canister 1 time, put recovery line 5 at oil or overlap the outlet of putting recovery line 7 and light burning, achieve the separation returning solid phase in discharge opeing, gas phase, safe and convenient, discharge opeing of returning now in interior outer tank annular space 17 is subject to thermal evaporation, repeating step three, in keeping, outer tank annular space 17 is full of liquid all the time; When the liquid level of inner canister 1 arrives high-order, open inner canister relief outlet valve 11, start and fall liquid pump, discharge opeing will be returned and deliver to and return discharge opeing storage tank; Repeating step three ~ step 5, until gas well discharge opeing terminates.
This gas field fractured return drainage liquid recovery processing apparatus that the utility model provides, fracturing outlet liquid is put back to closed tube linear flow from oil and is entered inner canister, the propping agent natural subsidence returned out is at the bottom of tank, return the outlet ignition of the Sweet natural gas in discharge opeing in recovery line, returning after discharge opeing runs up to certain liquid level in tank is pumped in wet tank stores with falling liquid pump.The feature of this device is to take up room little, place strong adaptability; Annular space between inside and outside tank body forms cooling protection layer after being full of liquid, and as the liquid measure evaporation in annular space reduces, available cycles water pump directly to annular space fluid infusion, improves the work-ing life of device from inner canister.This device achieve return discharge opeing do not land reclaim object, can not pollute well site.
embodiment 2:
On the basis of embodiment 1, as depicted in figs. 1 and 2, the sidewall of described inner canister 1 is fluid erosion prevention baffle plate 13, the perpendicular of fluid erosion prevention baffle plate 13 and the contact internal walls of outer tank 2, the one side with radian of fluid erosion prevention baffle plate 13 puts the longitudinal center line of recovery line 7 perpendicular to cover, the bottom surface of fluid erosion prevention baffle plate 13 contacts with the bottom surface of inner canister 1.The opening end of described outer tank 2 and inner canister 1 is covered with anti-returning and spatters guard shield 14.
After whole discharge opeing terminates, check fluid erosion prevention baffle plate 13 and prevent returning the wear pattern spattering guard shield 14 and the sedimentation situation returning out haydite, fluid erosion prevention baffle plate 13 and anti-returning are spattered guard shield 14 and be may wear to fast changeable to a certain degree, make fracturing liquid return row and reclaim job safety, continuous, convenient.
embodiment 3:
On the basis of embodiment 1, as depicted in figs. 1 and 2, the bottom of described inner canister 1 offers the clear tank sewage draining exit 15 of inner canister, and the clear tank sewage draining exit 15 of inner canister runs through inner canister 1 and outer tank 2.In described inner canister 1, liquidometer 8 is installed.The inwall of described inner canister 1 along perpendicular to long side direction is fixed with multiple be arranged in parallel for setting up, cover puts recovery line 7, oil puts recovery line 5, the supporting plate 18 of inner canister loop exit pipeline 1001, inner canister vent line 1101, annular space vent line 1201, annular circulation inlet line 901.
After whole discharge opeing terminates, the clear tank sewage draining exit 15 of inner canister can be opened and carry out tank-cleaning operation; Liquidometer 8 can assist operator accurately to obtain the liquid level of inner canister 1, when the discharge opeing of returning in interior outer tank annular space 17 is subject to thermal evaporation, when liquid level declines, accurately liquid level can be obtained by liquidometer 8, supplement in time in inside outer tank annular space 17 and return discharge opeing, in keeping, outer tank annular space 17 is full of liquid all the time; Supporting plate 18 can firmly overlap put recovery line 7, oil puts recovery line 5, inner canister loop exit pipeline 1001, inner canister vent line 1101, annular space vent line 1201, annular circulation inlet line 901, in case the carrying out of the whole discharge opeing operation of its obliquity effects.
embodiment 4:
Utilize said apparatus to carry out the method for gas field fracturing outlet liquid recycling, comprise the steps:
Step one: Sweet natural gas well mouth oil pipe relief line is put recovery line imported valve 3 by oil and puts recovery line 5 with oil and be connected, sleeve pipe relief line is put recovery line imported valve 4 by cover and is put recovery line 7 with cover and be connected, the outlet line of water circulating pump 16 is connected with annular circulation imported valve 9, the inlet line of water circulating pump 16 is connected with inner canister loop exit valve 10, the inlet line of liquid pump connects inner canister relief outlet valve 11, and discharge opeing storage tank is returned in the outlet line connection of liquid pump;
Step 2: open oil and put recovery line imported valve 3, overlap and put recovery line imported valve 4, annular circulation imported valve 9, inner canister loop exit valve 10, other valves are in closing condition;
Step 3: open gasser oil pipe open flow or sleeve pipe open flow, return discharge opeing and put recovery line 5 through oil or cover is put recovery line 7 and flowed into inner canister 1, after inner canister 1 liquid level exceedes inner canister loop exit valve 10, retaining ring idle loop imported valve 9, inner canister loop exit valve 10 are in open mode, start water circulating pump 16, discharge opeing of returning in inner canister 1 is circulated in interior outer tank annular space 17, form water-cooled protective layer, after interior outer tank annular space 17 is full of and returns discharge opeing, close water circulating pump 16, annular circulation imported valve 9, inner canister loop exit valve 10;
Step 4: when be mixed with Sweet natural gas return discharge opeing drain into inner canister 1 time, put recovery line 5 at oil or overlap the outlet of putting recovery line 7 and light burning, discharge opeing of returning now in interior outer tank annular space 17 is subject to thermal evaporation, repeating step three, and in keeping, outer tank annular space 17 is full of liquid all the time;
Step 5: when the liquid level of inner canister 1 arrives high-order, open inner canister relief outlet valve 11, starts and falls liquid pump, will return discharge opeing and deliver to and return discharge opeing storage tank;
Step 6: repeating step three ~ step 5, until gas well discharge opeing terminates.
Concrete working process is: Sweet natural gas well mouth oil pipe relief line is put recovery line imported valve 3 by oil and puts recovery line 5 with oil and be connected, sleeve pipe relief line is put recovery line imported valve 4 by cover and is put recovery line 7 with cover and be connected, the outlet line of water circulating pump 16 is connected with annular circulation imported valve 9, the inlet line of water circulating pump 16 is connected with inner canister loop exit valve 10, the inlet line of liquid pump connects inner canister relief outlet valve 11, and discharge opeing storage tank is returned in the outlet line connection of liquid pump; Return discharge opeing to put recovery line 5 through oil and flow into inner canister 1, the haydite carried out under gravity natural subsidence at the bottom of tank, after inner canister 1 liquid level exceedes inner canister loop exit valve 10, retaining ring idle loop imported valve 9, inner canister loop exit valve 10 are in open mode, start water circulating pump 16, discharge opeing of returning in inner canister 1 is circulated in interior outer tank annular space 17, form water-cooled protective layer, after interior outer tank annular space 17 is full of and returns discharge opeing, close water circulating pump 16, annular circulation imported valve 9, inner canister loop exit valve 10; When be mixed with Sweet natural gas return discharge opeing drain into inner canister 1 time, burning is lighted in the outlet of putting recovery line 5 at oil, achieve the separation returning solid phase in discharge opeing, gas phase, safe and convenient, discharge opeing of returning now in interior outer tank annular space 17 is subject to thermal evaporation, repeating step three, in keeping, outer tank annular space 17 is full of liquid all the time; When the liquid level of inner canister 1 arrives high-order, open inner canister relief outlet valve 11, start and fall liquid pump, discharge opeing will be returned and deliver to and return discharge opeing storage tank; Repeating step step 3 ~ step 5, until gas well discharge opeing terminates.
This gas field fractured return drainage liquid recovery processing apparatus that the utility model provides, fracturing outlet liquid is put back to closed tube linear flow from oil and is entered inner canister, the propping agent natural subsidence returned out is at the bottom of tank, return the outlet ignition of the Sweet natural gas in discharge opeing in recovery line, returning after discharge opeing runs up to certain liquid level in tank is pumped in wet tank stores with falling liquid pump.The feature of this device is to take up room little, place strong adaptability; Anti-erosion baffle plate and anti-returning are spattered guard shield and be may wear to fast changeable to a certain degree; annular space between inside and outside tank body forms cooling protection layer after being full of liquid; as the liquid measure evaporation in annular space reduces, available cycles water pump directly to annular space fluid infusion, improves the work-ing life of device from inner canister.This device achieve return discharge opeing do not land reclaim object, can not pollute well site.
More than exemplifying is only illustrate of the present utility model, does not form the restriction to protection domain of the present utility model, everyly all belongs within protection domain of the present utility model with the same or analogous design of the utility model.The parts that the present embodiment does not describe in detail and structure belong to the well-known components of the industry and common structure or conventional means, do not describe one by one here.
Claims (6)
1. a gas field fractured return drainage liquid recovery processing apparatus, it is characterized in that: comprise three phase separation withdrawing can, described three phase separation withdrawing can comprises outer tank (2), inner canister (1), and the cover be arranged in parallel puts recovery line (7), oil puts recovery line (5), inner canister loop exit pipeline (1001), inner canister vent line (1101), annular space vent line (1201), annular circulation inlet line (901);
Described inner canister (1) is positioned at outer tank (2), and outer tank annular space (17) in being formed between outer tank (2) and inner canister (1), is provided with the web plate (6) connecting outer tank (2) and inner canister (1) in interior outer tank annular space (17);
Described cover is put one end that recovery line (7) and oil puts recovery line (5) and is stretched in inner canister (1) respectively, one end stretches out outer tank (2) respectively in addition, cover is put and recovery line (7) is connected with cover is put recovery line imported valve (4), and oil is put and recovery line (5) is connected with oil is put recovery line imported valve (3);
One end of described inner canister loop exit pipeline (1001) and inner canister vent line (1101) is stretched in inner canister (1) respectively, one end stretches out outer tank (2) respectively in addition, inner canister loop exit pipeline (1001) is connected with inner canister loop exit valve (10), inner canister vent line (1101) is connected with inner canister relief outlet valve (11);
One end of described annular space vent line (1201) and annular circulation inlet line (901) is stretched in interior outer tank annular space (17) respectively, one end stretches out outer tank (2) respectively in addition, annular space vent line (1201) is connected with annular space relief outlet valve (12), annular circulation inlet line (901) is connected with annular circulation imported valve (9).
2. a kind of gas field as claimed in claim 1 fractured return drainage liquid recovery processing apparatus, it is characterized in that: the sidewall of described inner canister (1) is fluid erosion prevention baffle plate (13), the perpendicular of fluid erosion prevention baffle plate (13) and the contact internal walls of outer tank (2), the one side with radian of fluid erosion prevention baffle plate (13) puts the longitudinal center line of recovery line (7) perpendicular to cover, the bottom surface of fluid erosion prevention baffle plate (13) contacts with the bottom surface of inner canister (1).
3. a kind of gas field as claimed in claim 1 fractured return drainage liquid recovery processing apparatus, is characterized in that: the opening end of described outer tank (2) and inner canister (1) is covered with anti-returning and spatters guard shield (14).
4. a kind of gas field as claimed in claim 1 fractured return drainage liquid recovery processing apparatus, is characterized in that: the bottom of described inner canister (1) offers the clear tank sewage draining exit (15) of inner canister, and the clear tank sewage draining exit (15) of inner canister runs through inner canister (1) and outer tank (2).
5. a kind of gas field as claimed in claim 1 fractured return drainage liquid recovery processing apparatus, is characterized in that: be provided with liquidometer (8) in described inner canister (1).
6. a kind of gas field as claimed in claim 1 fractured return drainage liquid recovery processing apparatus, is characterized in that: the inwall of described inner canister (1) along perpendicular to long side direction is fixed with multiple be arranged in parallel for setting up, cover puts recovery line (7), oil puts recovery line (5), the supporting plate (18) of inner canister loop exit pipeline (1001), inner canister vent line (1101), annular space vent line (1201), annular circulation inlet line (901).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906435.2U CN205222843U (en) | 2015-11-16 | 2015-11-16 | Flowing back recovery processing device is returned to gas field fracturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906435.2U CN205222843U (en) | 2015-11-16 | 2015-11-16 | Flowing back recovery processing device is returned to gas field fracturing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205222843U true CN205222843U (en) | 2016-05-11 |
Family
ID=55897920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520906435.2U Active CN205222843U (en) | 2015-11-16 | 2015-11-16 | Flowing back recovery processing device is returned to gas field fracturing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205222843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105399227A (en) * | 2015-11-16 | 2016-03-16 | 中国石油天然气股份有限公司 | Gas field fracturing flow-back fluid recycling device and method |
-
2015
- 2015-11-16 CN CN201520906435.2U patent/CN205222843U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105399227A (en) * | 2015-11-16 | 2016-03-16 | 中国石油天然气股份有限公司 | Gas field fracturing flow-back fluid recycling device and method |
| CN105399227B (en) * | 2015-11-16 | 2018-04-03 | 中国石油天然气股份有限公司 | A kind of gas field fractured return drainage liquid recovery processing apparatus and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204182645U (en) | A kind of petroleum storage tank cleaning device | |
| CN202607482U (en) | Water circulation system with filtering net | |
| CN105399227A (en) | Gas field fracturing flow-back fluid recycling device and method | |
| CN205087965U (en) | Insulating oily recovery system | |
| CN205222843U (en) | Flowing back recovery processing device is returned to gas field fracturing | |
| CN104961252A (en) | Environment-friendly and energy-saving type foul solution storage body mechanical cleaning system | |
| CN108311488B (en) | Clean environmental protection integrated system in oil field | |
| CN204767613U (en) | Compressor oil recovery device that gives up | |
| CN206035947U (en) | Fluid pressure line oil discharge device | |
| CN101676366B (en) | Thermoelectric composite crude oil processor | |
| CN107269248B (en) | A kind of oil-water well circulation cleaning system | |
| CN201240911Y (en) | Emptying settling tank of measuring station | |
| CN203145914U (en) | Automatic high-pressure sand discharging device | |
| CN207228283U (en) | Hydroelectric power plant's seepage from powerhouse drainage system | |
| CN205000933U (en) | Three -dimensional ocean throttle killing manifold | |
| CN210131449U (en) | Drainage device with adjusting function for mine underground drainage | |
| CN213746094U (en) | Gas chamber sealing oil collecting and transporting device | |
| CN209522716U (en) | A kind of Oil-well Reservior Water recyclable device | |
| CN210595310U (en) | Contain non-aqueous phase liquid pollution groundwater normal position and take out processing system | |
| CN206029460U (en) | Multi -functional portable oil carries to install and is equipped with | |
| CN208828041U (en) | Petrochemical industry deck floor drain | |
| CN205662333U (en) | Flowing back of intelligence environment -friendly oil -water well is retrieved and processing apparatus | |
| CN215026226U (en) | Automatic oil collecting device with air control vortex floating | |
| CN206544924U (en) | A kind of anti-clogging oily-water seperating equipment | |
| CN206008058U (en) | A kind of gas well fracturing returns discharge opeing burning vaporising device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |