CN213912702U - Advection unloading pool for gas field produced water unloading truck - Google Patents
Advection unloading pool for gas field produced water unloading truck Download PDFInfo
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- CN213912702U CN213912702U CN202022105542.9U CN202022105542U CN213912702U CN 213912702 U CN213912702 U CN 213912702U CN 202022105542 U CN202022105542 U CN 202022105542U CN 213912702 U CN213912702 U CN 213912702U
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Abstract
The utility model discloses a advection unloading pool for unloading gas field produced water, which comprises a filter (1), an unloading pool front chamber (2), a water distribution tracery wall (3), an advection sedimentation pool (4), a water suction pool (6), a lift pump (7) and an overflow partition wall (8), wherein the unloading pool front chamber (2) is connected with the advection sedimentation pool (4), wherein a water distribution tracery wall (3) is arranged between the unloading tank front chamber (2) and the horizontal flow sedimentation tank (4), wherein the filter (1) is arranged in the unloading pool front chamber (2), the horizontal flow sedimentation tank (4) is connected with the water suction tank (6), wherein an overflow partition wall (8) is arranged between the horizontal sedimentation tank (4) and the water suction tank (6), wherein the height of the overflow partition wall (8) is lower than that of the water distribution flower wall (3), the input end of the lift pump (7) is connected to the bottom of the water suction pool (6), and the output end of the lift pump (7) is connected to the produced water treatment unit.
Description
Technical Field
The utility model belongs to the technical field of gas field extraction water treatment, concretely relates to gas field extraction water is unloaded and is used advection pond of unloading.
Background
The produced water of the gas field is scattered and collected by the gas collecting stations of all the blocks, and is transported or conveyed to a natural gas treatment plant for centralized treatment, and the produced water has extremely complex components because the produced water of the gas field produced by all the blocks has large water quality difference, poor compatibility and low PH value and contains a large amount of condensate oil, suspended solids, iron ions, inorganic salts and a large amount of shaft slurry flowback liquid carried by natural gas. At present, after the gas field produced water is transported to a natural gas treatment plant by a tank car, the gas field produced water of the tank car is transported to an unloading box for buffering, and then the gas field produced water of an unloading box is transported to a produced water treatment unit for treatment, because the unloading box is placed on the ground, the height difference of the unloading box from a water outlet of the tank car is about 0.5m, the flow is slow, and the flow is 30m3The unloading time of the tank car is about 1 h; the water outlet of the tank car is manually connected with the interface of the unloading box, and the interface is leaked, leaked and leaked to pollute the surrounding environment; in addition, the unloading box has poor sedimentation effect, the unloading box needs to be prevented from freezing in winter and needs to be accompanied with heat, the unloading efficiency of the currently adopted unloading box is low, the sedimentation effect is poor, the surrounding environment is easily polluted, and a advection unloading pool for unloading is not provided for replacing an unloading box, so that the advection unloading pool becomes a bottleneck for restricting the pulling transportation and the treatment of the produced water.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a gas field produced water is unloaded and is used advection pond of unloading, overcome the case of unloading that adopts among the prior art and unload efficiency lower, the precipitation effect is relatively poor, pollute the surrounding environment scheduling problem easily.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a gas field produced water is advection pond of unloading for unloading, includes filter, the pond antechamber of unloading, distribution tracery wall, advection sedimentation tank, water absorption tank, elevator pump and overflow partition wall, the pond antechamber of unloading connects the advection sedimentation tank, wherein is provided with distribution tracery wall between the pond antechamber of unloading and the advection sedimentation tank, and wherein the filter sets up in the pond antechamber of unloading, the water absorption tank is connected to the advection sedimentation tank, wherein is provided with the overflow partition wall between advection sedimentation tank and the water absorption tank, wherein the height that highly is less than distribution tracery wall of overflow partition wall, elevator pump input end is connected to the water absorption tank bottom, and wherein elevator pump output is connected to the produced water processing unit.
Preferably, the unloading pool front chamber is a square pool body, wherein an open trench is arranged on one side, away from the horizontal flow sedimentation pool, of the unloading pool front chamber, the bottom of the open trench is communicated with the unloading pool front chamber, a cover plate is arranged at the top of the unloading pool front chamber, a bottom support is arranged at the bottom of the unloading pool front chamber, a filter is fixed in the bottom support, and an escalator is arranged on the side surface of the unloading pool front chamber.
Preferably, the filter is a basket filter, wherein the outer side of the upper end of the basket filter is fixed on a cover plate of the unloading pool antechamber, the lower end of the basket filter is fixed in a bottom support of the unloading pool antechamber, and a plurality of filters are arranged in the unloading pool antechamber side by side.
Preferably, the water distribution pattern wall is arranged between the unloading pool front chamber and the horizontal flow sedimentation tank and separates the unloading pool front chamber from the horizontal flow sedimentation tank, wherein a plurality of overflowing holes are formed in the middle of the water distribution pattern wall, and a plurality of oil passing holes are formed in the upper portion of the water distribution pattern wall.
Preferably, a horizontal flow sedimentation tank cover plate is arranged at the top of the horizontal flow sedimentation tank, wherein a vent hole is formed in the horizontal flow sedimentation tank cover plate, the horizontal flow sedimentation tank is a square tank body, and the length-width ratio of the horizontal flow sedimentation tank is 4: 1.
Preferably, the overflow partition wall is arranged between the horizontal sedimentation tank and the water suction tank and separates the horizontal sedimentation tank from the water suction tank, wherein a water drainage hole is arranged in the middle of the overflow partition wall, and the water drainage hole is opened and closed through an opening and closing assembly.
Preferably, the opening and closing assembly comprises an adjusting weir gate and a hand wheel type opening and closing machine, wherein the hand wheel type opening and closing machine is arranged on a cover plate at the top of the overflow partition wall, the lower end of the hand wheel type opening and closing machine is connected with the adjusting weir gate, a clamping groove is formed in one side, close to the adjusting weir gate, of the water drainage hole, the adjusting weir gate moves up and down under the driving of the hand wheel type opening and closing machine to enable the adjusting weir gate to be clamped in the clamping groove or enable the adjusting weir gate to move out of the clamping groove, so that the water drainage hole is opened and closed, and an escalator is arranged on the side face of the horizontal sedimentation basin, close to the overflow partition wall.
Preferably, the unloading ponds can be arranged in parallel in a plurality of groups, wherein a communication hole is formed in a partition wall between the water suction ponds of the two adjacent unloading ponds, and the communication hole is opened and closed through an opening and closing assembly.
Preferably, the lift pump is arranged on the ground of one side of the water absorption pool, which is far away from the horizontal flow sedimentation pool, wherein the input end of the lift pump is connected to the bottom of the water absorption pool through a pipeline, and the output end of the lift pump is connected to the produced water treatment unit through a pipeline.
Compared with the prior art, the utility model has the advantages of:
(1) when the unloading pool of the utility model is used, the produced water in the gas field in the tank car does not need to be pressurized by the vehicle-mounted pump, and only needs to enter the basket filter for primary filtration by adopting gravity flow, thereby saving energy, and the height difference between the drain opening of the tank car and the basket filter is larger, the flowing speed is fast, and the unloading efficiency is high; because the produced water of the gas field directly and vertically flows into the basket filter through the water outlet of the tank car, the manual connection is not needed, the produced water cannot leak, and the open trench is arranged at one side of the unloading pool front chamber, the produced water does not pollute the surrounding environment;
(2) the utility model is provided with the water distribution flower wall between the front chamber of the unloading tank and the horizontal flow sedimentation tank, the middle position of the water distribution flower wall is provided with the overflowing hole, the upper position of the water distribution flower wall is provided with the oil hole, after the gas field produced water after primary filtration passes through the water distribution flower wall to stabilize the flow state, the water passes through from the bottom, and the oil enters the horizontal flow sedimentation tank from the top to stabilize the flow state of the gas field produced water;
(3) the utility model discloses horizontal flow sedimentation tank is through controlling the aspect ratio, and the aspect ratio is 4:1, forming an advection pool, and improving the sedimentation effect; the utility model discloses the pond of unloading need not the heat tracing and keeps warm owing to set up underground to a plurality of ponds of unloading are parallelly connected, and freely switch over, can unload water fast.
Drawings
FIG. 1 is a schematic view of a top view structure of a advection unloading pool for unloading gas field produced water;
FIG. 2 is a schematic view of a front view cross-sectional structure of a advection unloading pool for unloading produced water from a gas field;
FIG. 3 is a schematic diagram of a structure of a water distribution tracery wall of a advection unloading pool for unloading produced water in a gas field.
Description of the reference numerals
1. The device comprises a filter, 2, an unloading pool front chamber, 3, a water distribution tracery wall, 4, a horizontal flow sedimentation tank, 5, an opening and closing assembly, 6, a water suction pool, 7, a lift pump, 8, an overflow partition wall, 9 and an open ditch;
2-1, a cover plate, 2-2 and a bottom support;
3-1 parts of overflowing holes, 3-2 parts of oil passing holes;
4-1, a horizontal flow sedimentation tank cover plate, 4-2 and vent holes;
5-1, 5-2, a hand wheel type hoist;
8-1 parts of a water drainage hole.
Detailed Description
The following description of the embodiments of the present invention is provided in connection with the following embodiments:
it should be noted that the structures, ratios, sizes, etc. illustrated in the present specification are only used to cooperate with the contents disclosed in the specification for the understanding and reading of the people skilled in the art, and are not used to limit the limit conditions that the present invention can be implemented, and any modifications of the structures, changes of the ratio relationships or adjustments of the sizes should still fall within the scope that the technical contents disclosed in the present invention can cover without affecting the functions and the achievable purposes of the present invention.
Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Example 1
As shown in fig. 1-2, the utility model discloses a gas field produced water is advection pond of unloading for unloading, including filter 1, unloading pond antechamber 2, distribution tracery wall 3, advection sedimentation tank 4, water absorption tank 6, elevator pump 7 and overflow partition wall 8, unloading pond antechamber 2 is connected advection sedimentation tank 4, wherein is provided with distribution tracery wall 3 between unloading pond antechamber 2 and the advection sedimentation tank 4, and wherein filter 1 sets up in unloading pond antechamber 2, water absorption tank 6 is connected to advection sedimentation tank 4, wherein is provided with overflow partition wall 8 between advection sedimentation tank 4 and the water absorption tank 6, and wherein the highly distributed water of overflow partition wall 8 is less than the height of tracery wall 3, elevator pump 7 input is connected to water absorption tank 6 bottom, and wherein elevator pump 7 output is connected to the produced water processing unit.
Example 2
As shown in fig. 1-2, preferably, the unloading pool front chamber 2 is a square pool body, wherein an open trench 9 is arranged on one side of the unloading pool front chamber 2 away from the horizontal flow sedimentation pool 4, the bottom of the open trench 9 is communicated with the unloading pool front chamber 2, a cover plate 2-1 is arranged on the top of the unloading pool front chamber 2, a bottom support 2-2 is arranged on the bottom of the unloading pool front chamber 2, the filter 1 is fixed in the bottom support 2-2, and a staircase is arranged on the side surface of the unloading pool front chamber 2.
The unloading tank front chamber 2 and the bottom of the horizontal flow sedimentation tank 4 are positioned on the same horizontal plane, the bottom of the bottom support 2-2 is fixed at the bottom of the unloading tank front chamber 2, the upper end face of the bottom support 2-2 is provided with a groove, and the bottom of the filter 1 can be embedded in the groove.
The cover plate 2-1 is provided with a vent hole, wherein the cover plate 2-1 is fixed at the top of the unloading pool front chamber 2.
An open trench 9 is arranged on one side of the unloading pool front chamber 2, the height of the upper end face of the open trench 9 is lower than that of the unloading pool front chamber 2 and that of the upper end face of the filter 1, and when gas field produced water in a tank car splashes out of the filter 1, the produced water can flow into the open trench and then flow into the unloading pool front chamber 2.
Example 3
As shown in fig. 1 to 2, preferably, the filter 1 is a basket filter, wherein the outer side of the upper end of the basket filter is fixed on a cover plate 2-1 of the unloading pool antechamber 2, the lower end of the basket filter is fixed in a bottom support 2-2 of the unloading pool antechamber 2, and a plurality of filters 1 are arranged in the unloading pool antechamber 2 side by side.
The outer side of the upper end of the basket filter is fixed on a cover plate 2-1 of a front chamber 2 of the unloading pool, and the lower end of the basket filter is embedded in a groove on the upper end surface of the bottom support 2-2, wherein a filter basket of the basket filter can be taken out, and when impurities in the filter basket are more, the filter basket can be taken out to pour out the impurities.
Example 4
As shown in fig. 3, preferably, the distribution pattern wall 3 is arranged between the unloading tank front chamber 2 and the horizontal flow sedimentation tank 4 and separates the unloading tank front chamber 2 from the horizontal flow sedimentation tank 4, wherein a plurality of flow holes 3-1 are arranged at the middle position of the distribution pattern wall 3, and a plurality of oil holes 3-2 are arranged at the upper position of the distribution pattern wall 3.
When the water in the front chamber 2 of the unloading tank is less, the oil-water mixture in the upper layer can also enter the horizontal flow sedimentation tank 4 from the overflowing hole 3-1, when the water in the front chamber 2 of the unloading tank is more, the water also enters the horizontal flow sedimentation tank 4 from the oil passing hole 3-2, the overflowing hole 3-1 and the oil passing hole 3-2 mainly play a role in stabilizing the flow state, and only play a part in oil-water separation.
Example 5
As shown in fig. 1-2, preferably, a horizontal flow sedimentation tank cover plate 4-1 is arranged at the top of the horizontal flow sedimentation tank 4, wherein a vent hole 4-2 is arranged on the horizontal flow sedimentation tank cover plate 4-1, the horizontal flow sedimentation tank 4 is a square tank body, and the length-width ratio of the horizontal flow sedimentation tank 4 is 4: 1.
The horizontal flow sedimentation tank is characterized in that the length-width ratio is controlled to be 4:1, an advection pool is formed, and the sedimentation effect is improved.
Example 6
As shown in fig. 1-2, preferably, the overflow partition wall 8 is arranged between the horizontal sedimentation tank 4 and the water suction tank 6 and separates the horizontal sedimentation tank 4 from the water suction tank 6, wherein a water drainage hole 8-1 is arranged in the middle of the overflow partition wall 8, and the water drainage hole 8-1 is opened and closed by the opening and closing assembly 5.
As shown in fig. 1-2, preferably, the hoist assembly 5 includes an adjusting weir gate 5-1 and a hand-wheel hoist 5-2, wherein the hand-wheel hoist 5-2 is disposed on a cover plate at the top of the overflow partition wall 8, wherein the lower end of the hand-wheel hoist 5-2 is connected to the adjusting weir gate 5-1, a slot is disposed at a side of the drain opening 8-1 close to the adjusting weir gate 5-1, the adjusting weir gate 5-1 is driven by the hand-wheel hoist 5-2 to move up and down to clamp the adjusting weir gate 5-1 in the slot or move the adjusting weir gate 5-1 out of the slot, so as to open and close the drain opening 8-1, and a staircase is disposed at a side of the horizontal sedimentation tank 4 close to the overflow partition wall 8.
As shown in fig. 1, preferably, the unloading ponds may be arranged in multiple groups side by side, wherein a communication hole is formed in a partition wall between the water suction ponds 6 of two adjacent groups of unloading ponds, wherein the communication hole is opened and closed by a hoist assembly 5, the hoist assembly 5 comprises an adjusting weir gate 5-1 and a hand-wheel hoist 5-2, wherein the hand-wheel hoist 5-2 is arranged on a cover plate at the top of the water suction pond 6, the lower end of the hand-wheel hoist 5-2 is connected with the adjusting weir gate 5-1, a clamping groove is formed in one side of the communication hole close to the adjusting weir gate 5-1, and the adjusting weir gate 5-1 is driven by the hand-wheel hoist 5-2 to move up and down to clamp the adjusting weir gate 5-1 in the clamping groove or move the adjusting weir gate 5-1 out of the clamping groove, so as to open and close the communication hole.
As shown in fig. 1-2, preferably, the lift pump 7 is disposed on the ground of the side of the water absorption tank 6 far from the horizontal flow sedimentation tank 4, wherein the input end of the lift pump 7 is connected to the bottom of the water absorption tank 6 through a pipeline, and the output end of the lift pump 7 is connected to the produced water treatment unit through a pipeline.
The utility model discloses a theory of operation and use as follows:
the gas field produced water that the tank wagon pulled and transported need not to pressurize through the on-vehicle pump, adopts gravity flow to enter into basket filter 1 of unloading pond antechamber 2, gets into unloading pond antechamber 2 fast, through the water distribution tracery wall 3 after stabilizing the flow state, water passes through from the bottom, oil passes through from the top and gets into advection sedimentation tank 4, gets into water absorption tank 6 after the advection deposits and promotes to the produced water processing unit through elevator pump 7, and the unloading pond can adopt a plurality of ponds to connect in parallel and use.
The unloading ponds can be communicated with each other and can also be separated from each other, and the opening and closing assemblies 5 are arranged on the partition walls between the overflow partition walls 8 and the water suction pond 6 in the unloading ponds. Under normal conditions, the opening and closing assembly 5 installed on the overflow partition wall 8 is in a closed state, the opening and closing assembly 5 installed on the partition wall of the water absorption pool 6 is in an open state, the water absorption pool 6 is communicated and operated, and any 1 sewage lifting pump 7 is started. The opening and closing component 5 arranged on the overflow partition wall 8 of the pool to be overhauled is opened in the desilting state, the opening and closing component 5 arranged on the partition wall of the water absorption pool 6 is closed, the sewage lifting pump 7 corresponding to the pool to be overhauled is started to lift the sewage in the pool to a low liquid level, and then the desilting work can be carried out on the pool.
When the unloading pool of the utility model is used, the produced water in the gas field in the tank car does not need to be pressurized by the vehicle-mounted pump, and only needs to enter the basket filter for primary filtration by adopting gravity flow, thereby saving energy, and the height difference between the drain opening of the tank car and the basket filter is larger, the flowing speed is fast, and the unloading efficiency is high; because the produced water of the gas field directly and vertically flows into the basket filter through the water outlet of the tank car, the produced water does not need manual connection and does not leak, and the open trench is arranged on one side of the front chamber of the unloading pool, so the produced water does not pollute the surrounding environment.
The utility model discloses set up the water distribution flower wall between unloading pond antechamber and advection sedimentation tank, water distribution flower wall middle part position is equipped with the discharge orifice, and water distribution flower wall upper portion position is provided with the oilhole, and after the gas field extraction water after just straining passes through water distribution flower wall and stabilizes the flow state, water passes through from the bottom, and oil is through getting into the advection sedimentation tank from the top, makes gas field extraction water flow state stable.
The utility model discloses horizontal flow sedimentation tank is through controlling the aspect ratio, and the aspect ratio is 4:1, forming an advection pool, and improving the sedimentation effect; the utility model discloses the pond of unloading need not the heat tracing and keeps warm owing to set up underground to a plurality of ponds of unloading are parallelly connected, and freely switch over, can unload water fast.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (9)
1. The utility model provides a gas field produced water is advection pond of unloading for unloading which characterized in that: the water distribution wall type water-saving device comprises a filter (1), an unloading tank front chamber (2), a water distribution tracery wall (3), a horizontal flow sedimentation tank (4), a water suction tank (6), a lifting pump (7) and an overflow partition wall (8), wherein the unloading tank front chamber (2) is connected with the horizontal flow sedimentation tank (4), the water distribution tracery wall (3) is arranged between the unloading tank front chamber (2) and the horizontal flow sedimentation tank (4), the filter (1) is arranged in the unloading tank front chamber (2), the horizontal flow sedimentation tank (4) is connected with the water suction tank (6), the overflow partition wall (8) is arranged between the horizontal flow sedimentation tank (4) and the water suction tank (6), the height of the overflow partition wall (8) is lower than that of the water distribution tracery wall (3), the input end of the lifting pump (7) is connected to the bottom of the water suction tank (6), and the output end of the lifting pump (7) is connected to a produced water treatment unit.
2. The advection unloading pool for unloading produced water from a gas field according to claim 1, wherein the advection unloading pool comprises: the unloading pool front chamber (2) is a square pool body, wherein an open trench (9) is arranged on one side, away from the horizontal flow sedimentation tank (4), of the unloading pool front chamber (2), the bottom of the open trench (9) is communicated with the unloading pool front chamber (2), a cover plate (2-1) is arranged at the top of the unloading pool front chamber (2), a bottom support (2-2) is arranged at the bottom of the unloading pool front chamber (2), a filter (1) is fixed in the bottom support (2-2), and an escalator is arranged on the side face of the unloading pool front chamber (2).
3. The advection unloading pool for unloading produced water from a gas field according to claim 2, wherein the advection unloading pool comprises: the filter (1) is a basket filter, wherein the outer side of the upper end of the basket filter is fixed on a cover plate (2-1) of the unloading front chamber (2), the lower end of the basket filter is fixed in a bottom support (2-2) of the unloading front chamber (2), and a plurality of filters (1) are arranged in the unloading front chamber (2) side by side.
4. The advection unloading pool for unloading produced water from a gas field according to claim 1, wherein the advection unloading pool comprises: the water distribution lattice wall (3) is arranged between the unloading pool front chamber (2) and the horizontal flow sedimentation tank (4) and separates the unloading pool front chamber (2) from the horizontal flow sedimentation tank (4), wherein the middle of the water distribution lattice wall (3) is provided with a plurality of overflowing holes (3-1), and the upper part of the water distribution lattice wall (3) is provided with a plurality of oil passing holes (3-2).
5. The advection unloading pool for unloading produced water from a gas field according to claim 1, wherein the advection unloading pool comprises: the top of the horizontal flow sedimentation tank (4) is provided with a horizontal flow sedimentation tank cover plate (4-1), wherein the horizontal flow sedimentation tank cover plate (4-1) is provided with vent holes (4-2), the horizontal flow sedimentation tank (4) is a square tank body, and the length-width ratio of the horizontal flow sedimentation tank (4) is 4: 1.
6. The advection unloading pool for unloading produced water from a gas field according to claim 1, wherein the advection unloading pool comprises: the overflow partition wall (8) is arranged between the horizontal sedimentation tank (4) and the water suction tank (6) and separates the horizontal sedimentation tank (4) from the water suction tank (6), wherein a water drainage hole (8-1) is formed in the middle of the overflow partition wall (8), and the water drainage hole (8-1) is opened and closed through the opening and closing assembly (5).
7. The advection unloading pool for unloading produced water from gas fields according to claim 6, which is characterized in that: the opening and closing assembly (5) comprises an adjusting weir gate (5-1) and a hand wheel type opening and closing machine (5-2), wherein the hand wheel type opening and closing machine (5-2) is arranged on a cover plate at the top of the overflow partition wall (8), the lower end of the hand wheel type opening and closing machine (5-2) is connected with the adjusting weir gate (5-1), one side of the drainage hole (8-1) close to the adjusting weir gate (5-1) is provided with a clamping groove, the adjusting weir gate (5-1) is driven by the hand wheel type opening and closing machine (5-2) to move up and down to enable the adjusting weir gate (5-1) to be clamped in the clamping groove or enable the adjusting weir gate (5-1) to move out of the clamping groove, so that the drainage hole (8-1) is opened and closed, and a staircase is arranged at the side of the horizontal sedimentation tank (4) close to the overflow partition wall (8).
8. The advection unloading pool for unloading produced water from gas fields according to claim 6, which is characterized in that: the unloading ponds can be arranged in a plurality of groups side by side, wherein a communication hole is formed in a partition wall between the water suction ponds (6) of the two adjacent groups of unloading ponds, and the communication hole is opened and closed through the opening and closing assembly (5).
9. The advection unloading pool for unloading produced water from a gas field according to claim 1, wherein the advection unloading pool comprises: the lift pump (7) is arranged on the ground on one side, away from the horizontal flow sedimentation tank (4), of the water absorption tank (6), wherein the input end of the lift pump (7) is connected to the bottom of the water absorption tank (6) through a pipeline, and the output end of the lift pump (7) is connected to the produced water treatment unit through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022105542.9U CN213912702U (en) | 2020-09-23 | 2020-09-23 | Advection unloading pool for gas field produced water unloading truck |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022105542.9U CN213912702U (en) | 2020-09-23 | 2020-09-23 | Advection unloading pool for gas field produced water unloading truck |
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| CN213912702U true CN213912702U (en) | 2021-08-10 |
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| CN202022105542.9U Active CN213912702U (en) | 2020-09-23 | 2020-09-23 | Advection unloading pool for gas field produced water unloading truck |
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| CN (1) | CN213912702U (en) |
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