CN211737419U - L-shaped methane purification and refining compression integrated machine device - Google Patents
L-shaped methane purification and refining compression integrated machine device Download PDFInfo
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- CN211737419U CN211737419U CN201922375386.5U CN201922375386U CN211737419U CN 211737419 U CN211737419 U CN 211737419U CN 201922375386 U CN201922375386 U CN 201922375386U CN 211737419 U CN211737419 U CN 211737419U
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Abstract
The utility model discloses a refined compression all-in-one machine device of L type marsh gas purification, including channel-section steel base, Y type filter, marsh gas buffer tank, L type marsh gas compressor, one-level exhaust buffer tank, second grade exhaust buffer tank, precision filter, marsh gas membrane separation subassembly, natural gas compressor, circuit control case, hydraulic oil pump. The utility model designs partial circuit of the integrated machine, the main control power supply in the circuit control box controls the start and stop of the integrated machine, the operation is convenient and controllable, the function is more diversified and comprehensive, and the safety requirement is satisfied; the utility model discloses the device purifies the back methane concentration height, is fit for the compression and makes the natural gas, can carry the use for transportation equipment such as automobiles for the natural gas station that adds, perhaps directly supplies with the power supply that the power plant is used for the city, has effectively reduced manufacturing cost.
Description
Technical Field
The utility model belongs to marsh gas purifies the refined compression field, concretely relates to L type marsh gas purifies refined compression all-in-one device.
Background
Biogas is a combustible gas produced by the fermentation of organic substances under anaerobic conditions by microorganisms. Various organic matters such as human and animal excreta, straws, sewage and the like are fermented in a closed methane tank under anaerobic conditions, namely are decomposed and converted by a plurality of methane fermentation microorganisms, so that methane is generated. The composition of biogas is complex and it is mainly composed of methane (CH)4) Carbon dioxide (CO)2) Nitrogen (N)2) Hydrogen (H)2) Oxygen (O)2) With hydrogen sulfide (H)2S) and the like, wherein the content of the methane is the most main component at most, the methane accounts for 50-70% of the total content, and the characteristics of the methane are similar to those of natural gas, so that a foundation is laid for fully developing and utilizing methane resources, and how to fully utilize the energy has important significance for research of people.
The biogas resource which can be developed and utilized in vast rural areas from south to north in China is obtained and returned to people, and is clean energy which can be recycled. The methane used as fuel or for power generation has higher purity requirement, and the prior methane transportation device has the problems of gas leakage, pollution discharge, difficult storage and the like. With the development of the current social idea and the continuous enhancement of environmental protection consciousness, the low cost and the high benefit are not the only consideration of factory design, and the current trend is how to reduce the pollution of production to the minimum and lead the emission to be zero pollution as far as possible, therefore, the methane is treated by the 'picking and selecting integrated' equipment with higher efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a refined compression all-in-one machine of L type marsh gas purification to when solving the marsh gas processing that proposes in the above-mentioned background art, how to control the gas leakage in the transportation, reduce emission pollution and improve marsh gas purity, acquire the problem that can carry out the natural gas of filling.
In order to achieve the above object, the utility model provides a following technical scheme:
an L-shaped methane purifying, refining and compressing integrated machine device comprises a channel steel base, a Y-shaped filter, a methane inlet buffer tank, an L-shaped methane compressor, a primary exhaust buffer tank, a secondary exhaust buffer tank, a precision filter, a methane membrane separation component, a natural gas compressor, a circuit control box and a hydraulic oil pump;
the Y-shaped filter, the methane inlet buffer tank, the L-shaped methane compressor, the primary exhaust buffer tank, the secondary exhaust buffer tank, the precision filter, the methane membrane separation component, the natural gas compressor, the circuit control box and the hydraulic oil pump are compactly arranged on the channel steel base;
the L-shaped integrated machine for purifying, refining and compressing biogas is provided with an air inlet pipeline, the air inlet pipeline is provided with a Y-shaped filter, a pressure gauge, a biogas ball valve and a turbine flowmeter, the air outlet of the Y-shaped filter is communicated with the air inlet of a biogas inlet buffer tank through a pipeline, the air outlet of the biogas inlet buffer tank is communicated with the air inlet of an L-shaped biogas compressor through a pipeline, the air outlet of the L-shaped biogas compressor is communicated with the air inlet of a primary exhaust buffer tank through a pipeline, the air outlet of the primary exhaust buffer tank is communicated with the air inlet of an air cooler through a pipeline, the air outlet of the air cooler is communicated with the air inlet of a secondary exhaust buffer tank through a pipeline, the air outlet of the secondary exhaust buffer tank is communicated with the air inlet of a precision filter through a pipeline, the air outlet of the precision filter is communicated with the air inlet of a biogas membrane separation, the gas outlet of the natural gas compressor can obtain canned natural gas, a high-pressure ball valve is arranged on a pipeline between the gas inlet of the natural gas compressor and the gas outlet of the biogas membrane separation assembly, and a check valve is arranged on a pipeline in front of the gas outlet of the natural gas compressor;
the methane gas inlet buffer tank is provided with a buffer tank instrument which is connected with the pressure gauge component to stabilize the gas pressure;
the L-shaped methane compressor is provided with a working chamber part, a transmission part and a machine body part; the working chamber part is provided with a primary cylinder, a secondary cylinder, a primary combined air valve, a secondary combined air valve, a primary piston and a secondary piston; the first-stage air cylinder and the second-stage air cylinder are both double-acting cast iron air cylinders, the cooling mode is water cooling, no cylinder sleeve is adopted, the first-stage combined air valve and the second-stage combined air valve are both provided with an air inlet valve and an air outlet valve, the first-stage piston and the second-stage piston are respectively connected with a first-stage crosshead slide way and a second-stage crosshead slide way through respective piston rods, and the parts of the piston rods, which penetrate out of the end plate of the working cavity, are respectively provided; the transmission part is provided with a crankshaft, a connecting rod, a primary crosshead slide way, a secondary crosshead slide way, a large belt wheel and a small belt wheel, the crankshaft is connected with a hydraulic oil pump through a pipeline through a crankshaft oil inlet joint, the crankshaft is connected with the large belt wheel through a bearing, the large belt wheel rotates by means of the rotation of a belt of the small belt wheel, the small belt wheel rotates under the action of an L-shaped biogas compressor motor, the L-shaped biogas compressor motor is controlled by a circuit control box, the two connecting rods are transversely and longitudinally arranged to form an L shape, and the primary crosshead slide way and the secondary crosshead slide way are respectively connected with a primary piston and a secondary piston through respective piston rods; the machine body part is provided with a crankcase and a bracket, the crankcase is connected with a crankshaft oil inlet joint and a crankshaft oil inlet pressing plate, the crankshaft oil inlet joint and the crankshaft oil inlet pressing plate are communicated with a hydraulic oil pump through a pipeline, the crankcase and the bracket support an L-shaped biogas compressor and are fixed on a channel steel base, and the machine body part supports a working chamber part and a transmission part;
the primary exhaust buffer tank is provided with a safety valve and is connected with the pressure gauge component to stabilize the gas pressure;
the secondary exhaust buffer tank is provided with a safety valve and is connected with the pressure gauge component to stabilize the gas pressure;
the biogas membrane separation assembly is provided with a pressure gauge, the housing of the biogas membrane is made of Q235-B steel and is used for bearing the membrane core, the housing is provided with a cylinder and end heads, the cylinder part is used for loading the hollow fiber membrane, the end heads are positioned at two ends of the housing, and a high-pressure ball valve is arranged on a pipeline between an air outlet of the biogas membrane separation assembly and an air inlet of the natural gas compressor;
the natural gas compressor is provided with a natural gas compressor and a natural gas compressor motor, an air inlet of the natural gas compressor is communicated with an air outlet of the biogas membrane separation assembly through a pipeline, a high-pressure ball valve is arranged on the pipeline between the air inlet of the natural gas compressor and the air outlet of the biogas membrane separation assembly, and a check valve is arranged on the pipeline in front of the air outlet of the natural gas compressor;
the circuit control box is provided with an electric control switch, a main control power supply and an explosion-proof box, the main control power supply controls the starting and stopping of the integrated machine through the electric control switch, the main control power supply is provided with two control cabinet terminals, the first control cabinet terminal controls the wiring of a motor of compressor equipment, the wiring of a hydraulic motor and the wiring of an electromagnetic valve, the second control cabinet terminal controls the switch and the control switch of each air valve group, and the explosion-proof box ensures the safe operation of the integrated machine;
the hydraulic oil pump is fed to the L-shaped methane compressor through the crankshaft oil inlet joint under the action of the oil pump motor to realize lubrication, and the oil pump motor is controlled by a circuit control box;
the methane inlet buffer tank, the L-shaped methane compressor, the primary exhaust buffer tank, the secondary exhaust buffer tank, the natural gas compressor, the Y-shaped filter and the precision filter are all provided with sewage discharge pipelines, the sewage discharge pipelines are provided with electromagnetic valves, and the interfaces are movable interfaces which are used for gathering and centralized emptying;
preferably, the base is a channel steel base and is fixed on the ground through a screw;
preferably, the working voltage of the L-shaped methane purifying, refining and compressing integrated machine is 380V;
preferably, the working pressure of the methane membrane separation component is 0.8MPa to 1.2 MPa;
preferably, the air inlet pressure of the L-shaped methane compressor is micro-positive pressure, and the exhaust pressure is 1 Mpa;
preferably, the inlet pressure of the natural gas compressor is micro-positive pressure, and the outlet pressure of the natural gas compressor is 20 Mpa;
compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model designs an L type marsh gas compressor is provided with working chamber part, transmission part, fuselage part, can be better satisfy the marsh gas compression needs.
(2) This practicality has designed all-in-one partial circuit, by opening of the main control power supply control all-in-one in the circuit control case and stopping, convenient operation, it is controllable, the function is many units more comprehensive, has satisfied the safety requirement simultaneously.
(3) The utility model discloses an all-in-one has contained functions such as purification, refining, the compression of marsh gas, and integrated equipment has saved the gas leakage in the transportation and the danger that brings, and the technique is more comprehensive, and the project organization is more compact, saves occupation of land space, the energy can be saved.
(4) The utility model discloses the device purifies the back methane concentration height, is fit for the compression and makes the natural gas, can carry the use for transportation equipment such as automobiles for the natural gas station that adds, perhaps directly supplies with the power supply that the power plant is used for the city, has effectively reduced manufacturing cost.
Drawings
FIG. 1 is a schematic view of an L-shaped methane purifying, refining and compressing integrated machine of the utility model;
fig. 2 is a schematic view of the L-shaped biogas compressor of the present invention;
FIG. 3 is a partial circuit diagram of the present invention;
FIG. 4 is a partial circuit diagram of the present invention;
fig. 5 is a partial circuit diagram of the present invention.
Reference numbers in the figures: 1-a channel steel base; 2-an air inlet duct; a 3-Y type filter; 4-a pressure gauge; 5-a methane ball valve; a 6-L type biogas compressor motor; 7-air cooling machine; 8-a turbine flow meter; 9-a biogas inlet buffer tank; 10-a circuit control box; 11-explosion-proof box; 12-L type biogas compressor; 13-a pressure gauge assembly; 14-relief valves; 15-a hydraulic oil pump; 16-natural gas compressor motor; 17-natural gas compressor; 18-an oil pump motor; 19-a check valve; 20-high pressure ball valve; 21-a biogas membrane separation assembly; 22-a precision filter; 23-a solenoid valve; 24-large belt wheel; 25-a crankshaft; 26-a crankcase; 27-a connecting rod; 28-first stage crosshead slide; 29-first order packing; 30-first-stage cylinder; 31-a primary piston; 32-first-stage combined air valve; 33-first stage exhaust buffer tank; 34-a secondary crosshead slide; 35-a scaffold; 36-a secondary filler; 37-a secondary piston; 38-a secondary cylinder; 39-small belt wheel; 40-two-stage combined air valve; 41-secondary exhaust buffer tank; 42-main power supply circuit; 43-a scram circuit; 44-control power supply circuit.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an L-shaped methane purifying, refining and compressing integrated machine device comprises a channel steel base 1, a Y-shaped filter 3, a methane inlet buffer tank 9, an L-shaped methane compressor 12, a primary exhaust buffer tank 33, a secondary exhaust buffer tank 41, a precision filter 22, a methane membrane separation component 21, a natural gas compressor 17, a circuit control box 10 and a hydraulic oil pump 15;
the Y-shaped filter 3, the methane inlet buffer tank 9, the L-shaped methane compressor 12, the primary exhaust buffer tank 33, the secondary exhaust buffer tank 41, the precision filter 22, the methane membrane separation component 21, the natural gas compressor 17, the circuit control box 10 and the hydraulic oil pump 15 are compactly arranged on the channel steel base 1;
the L-shaped methane purifying, refining and compressing integrated machine is provided with an air inlet pipeline 2, a pressure gauge 4, a methane ball valve 5 and a turbine flowmeter 8 are arranged on the air inlet pipeline 2, an air outlet of a Y-shaped filter 3 is communicated with an air inlet of a methane inlet buffer tank 9 through a pipeline, an air outlet of the methane inlet buffer tank 9 is communicated with an air inlet of an L-shaped methane compressor 12 through a pipeline, the L-shaped methane compressor 12 is provided with a working chamber part, a transmission part and a machine body part, the machine body part supports the working chamber part and the transmission part, the transmission part converts the rotary motion of an L-shaped methane compressor motor 6 into the reciprocating motion of a piston, the working chamber part directly processes gas, after the L-shaped methane compressor 12 compresses the gas, an air outlet of the L-shaped methane compressor 12 is communicated with an air inlet of a primary exhaust buffer tank 33 through a pipeline, and an air outlet of the primary exhaust buffer tank 33 is communicated, the air outlet of the air cooler 7 is communicated with the air inlet of a secondary exhaust buffer tank 41 through a pipeline, the air outlet of the secondary exhaust buffer tank 41 is communicated with the air inlet of a precision filter 22 through a pipeline, the air outlet of the precision filter 22 is communicated with the air inlet of a methane membrane separation component 21 through a pipeline, the air outlet of the methane membrane separation component 21 is communicated with the air inlet of a natural gas compressor 17 through a pipeline, the air outlet of the natural gas compressor 17 can obtain canned natural gas, a high-pressure ball valve 20 is arranged on the pipeline between the air inlet of the natural gas compressor 17 and the air outlet of the methane membrane separation component 21, and a check valve 19 is arranged on the pipeline in front of the air outlet of the;
the biogas inlet buffer tank 9, the primary exhaust buffer tank 33, the secondary exhaust buffer tank 41, the gas inlet of the natural gas compressor 17 and the biogas membrane separation component 21 are all communicated with the pressure gauge component 13 through lines, and the pressure gauge component 13 is controlled by the circuit control box 10;
the biogas inlet buffer tank 9, the L-shaped biogas compressor 12, the primary exhaust buffer tank 33, the secondary exhaust buffer tank 41, the natural gas compressor 17, the Y-shaped filter 3 and the precision filter 22 are all provided with sewage discharge pipelines, the sewage discharge pipelines are provided with electromagnetic valves 23, and the interfaces are movable interfaces which are gathered and discharged;
the base is a channel steel base 1 and is fixed on the ground through a screw;
the working voltage of the L-shaped methane purifying, refining and compressing integrated machine is 380V;
the working pressure of the methane membrane separation component 21 is 0.8MPa to 1.2 MPa;
the air inlet pressure of the L-shaped methane compressor 12 is micro-positive pressure, and the exhaust pressure is 1 Mpa;
the gas inlet pressure of the natural gas compressor 17 is micro-positive pressure, and the gas outlet pressure is 20 Mpa;
the utility model is used by firstly pressing the methane running switch in the circuit control box 10, starting the L-shaped methane compressor 12, then starting the natural gas compressor 17, and after running, the device can run normally without abnormal sound and alarm; the circuit control box 10 controls the operation of an L-shaped biogas compressor motor 6, a natural gas compressor motor 16, an oil pump motor 18 and an electromagnetic valve 23, the micro-positive pressure biogas firstly enters a Y-shaped filter 3 through an air inlet pipeline 2 to remove dust impurities and moisture in the original biogas, then enters a biogas inlet buffer tank 9 through a biogas ball valve 5 to stabilize the gas pressure, an air outlet of the biogas inlet buffer tank 9 is communicated with an air inlet of an L-shaped biogas compressor 12, enters a primary exhaust buffer tank 33 after being compressed by the L-shaped biogas compressor 12 to stabilize the gas pressure, an air outlet of the primary exhaust buffer tank 33 is communicated with an air inlet of an air cooling machine 7, is communicated with a secondary exhaust buffer tank 41 after further removing dust particles and harmful substances in the gas through the air cooling machine 7, enters a precision filter 22 after being stabilized in the pressure by the secondary exhaust buffer tank 41, and the precision filter 22 can remove other fine impurities and other buffer gases in the biogas, the air outlet of the precision filter 22 is communicated with the air inlet of the biogas membrane separation component 21, and CO can be removed through the biogas membrane separation component 212,And separating out CH4Separated CH4Enters the natural gas compressor 17 through the gas outlet of the methane membrane separation component 21, and finally is fed out through the high-pressure ball valve 20 at the gas outlet of the natural gas compressor 17 to obtain canned natural gas;
the starting of the L-shaped methane compressor to the running has a process, and the process is as follows:
(1) when the start button is pressed, the auxiliary machine of the compressor is automatically started, and the electromagnetic valve is electrified.
(2) When the auxiliary machine is started, the electromagnetic valve is electrified and opened.
(3) After the host is started, the electromagnetic valve is powered off, and the compressor is in a normal running state.
In summary, the present invention is only a preferred embodiment, and not intended to limit the scope of the invention, and all equivalent changes and modifications in the shape, structure, characteristics and spirit of the present invention described in the claims should be included in the scope of the present invention.
Claims (6)
1. An L-shaped methane purification and refining compression all-in-one machine device is characterized in that: the device comprises a channel steel base (1), a Y-shaped filter (3), a methane gas inlet buffer tank (9), an L-shaped methane gas compressor (12), a primary exhaust buffer tank (33), a secondary exhaust buffer tank (41), a precision filter (22), a methane gas membrane separation component (21), a natural gas compressor (17), a circuit control box (10) and a hydraulic oil pump (15);
the Y-shaped filter (3), the methane inlet buffer tank (9), the L-shaped methane compressor (12), the primary exhaust buffer tank (33), the secondary exhaust buffer tank (41), the precision filter (22), the methane membrane separation component (21), the natural gas compressor (17), the circuit control box (10) and the hydraulic oil pump (15) are compactly arranged on the channel steel base (1);
the L-shaped integrated machine for purifying, refining and compressing biogas is provided with an air inlet pipeline (2), a Y-shaped filter (3), a pressure gauge (4), a biogas ball valve (5) and a turbine flowmeter (8) are arranged on the air inlet pipeline (2), an air outlet of the Y-shaped filter (3) is communicated with an air inlet of a biogas inlet buffer tank (9) through a pipeline, an air outlet of the biogas inlet buffer tank (9) is communicated with an air inlet of an L-shaped biogas compressor (12) through a pipeline, an air outlet of the L-shaped biogas compressor (12) is communicated with an air inlet of a primary exhaust buffer tank (33) through a pipeline, an air outlet of the primary exhaust buffer tank (33) is communicated with an air inlet of an air cooler (7) through a pipeline, an air outlet of the air cooler (7) is communicated with an air inlet of a secondary exhaust buffer tank (41) through a pipeline, an air outlet of the secondary exhaust buffer tank (41) is communicated with an air, the gas outlet of the precision filter (22) is communicated with the gas inlet of the biogas membrane separation component (21) through a pipeline, the gas outlet of the biogas membrane separation component (21) is communicated with the gas inlet of the natural gas compressor (17) through a pipeline, the gas outlet of the natural gas compressor (17) can obtain canned natural gas, a high-pressure ball valve (20) is arranged on the pipeline between the gas inlet of the natural gas compressor (17) and the gas outlet of the biogas membrane separation component (21), and a check valve (19) is arranged on the pipeline in front of the gas outlet of the natural gas compressor;
the L-shaped biogas compressor (12) is provided with a working chamber part, a transmission part and a machine body part; the working chamber part is provided with a primary cylinder (30), a secondary cylinder (38), a primary combined air valve (32), a secondary combined air valve (40), a primary piston (31) and a secondary piston (37); the first-stage air cylinder (30) and the second-stage air cylinder (38) are both double-acting cast iron air cylinders, the cooling mode is water cooling, a cylinder sleeve is not adopted, the first-stage combined air valve (32) and the second-stage combined air valve (40) are both provided with an air inlet valve and an air outlet valve, the first-stage piston (31) and the second-stage piston (37) are respectively connected with the first-stage crosshead slide way (28) and the second-stage crosshead slide way (34) through respective piston rods, and the parts of the piston rods, which penetrate out of the end plate of the working cavity, are respectively; the transmission part is provided with a crankshaft (25), a connecting rod (27), a primary crosshead slide way (28), a secondary crosshead slide way (34), a large belt wheel (24) and a small belt wheel (39), the crankshaft (25) is connected with the hydraulic oil pump (15) through a pipeline through a crankshaft oil inlet joint, the crankshaft (25) is connected with a large belt wheel (24) through a bearing, the large belt wheel (24) rotates by the belt rotation of a small belt wheel (39), the small belt wheel (39) rotates under the action of an L-shaped methane compressor motor (6), the L-shaped methane compressor motor (6) is controlled by a circuit control box (10), the two connecting rods (27) are transversely and longitudinally arranged to form an L shape, and the primary crosshead slide way (28) and the secondary crosshead slide way (34) are respectively connected with a primary piston (31) and a secondary piston (37) through respective piston rods; the machine body part is provided with a crankcase (26) and a bracket (35), the crankcase (26) and the bracket (35) support the L-shaped biogas compressor (12) and are fixed on the channel steel base (1), and the machine body part supports the working cavity part and the transmission part;
the methane inlet buffer tank (9), the L-shaped methane compressor (12), the primary exhaust buffer tank (33), the secondary exhaust buffer tank (41) and the natural gas compressor (17) are communicated with the pressure gauge component (13) through pipelines, and the pressure gauge component (13) is controlled by the circuit control box (10);
the biogas inlet buffer tank (9), the L-shaped biogas compressor (12), the primary exhaust buffer tank (33), the secondary exhaust buffer tank (41), the natural gas compressor (17), the Y-shaped filter (3) and the precision filter (22) are all provided with sewage discharge pipelines, the sewage discharge pipelines are provided with electromagnetic valves (23), and the interfaces are set as movable interfaces for gathering and emptying;
the hydraulic oil path is provided with an overflow valve (14), a hydraulic oil pump (15) and an oil pump motor (18), the hydraulic oil pump (15) is fed to the L-shaped biogas compressor (12) through a crankshaft oil inlet joint under the action of the oil pump motor (18) to realize lubrication, and the oil pump motor (18) is controlled by the circuit control box (10).
2. The L-shaped methane purifying, refining and compressing integrated machine device as claimed in claim 1, wherein: the circuit control box (10) controls the operation of the L-shaped biogas compressor motor (6), the natural gas compressor motor (16) and the oil pump motor (18).
3. The L-shaped methane purifying, refining and compressing integrated machine device as claimed in claim 1, wherein: the working voltage of the L-shaped methane purifying, refining and compressing integrated machine is 380V.
4. The L-shaped methane purifying, refining and compressing integrated machine device as claimed in claim 1, wherein: the working pressure of the methane membrane separation component (21) is 0.8 MPa-1.2 MPa.
5. The L-shaped methane purifying, refining and compressing integrated machine device as claimed in claim 1, wherein: the air inlet pressure of the L-shaped methane compressor (12) is micro-positive pressure, and the air outlet pressure is 1 Mpa.
6. The L-shaped methane purifying, refining and compressing integrated machine device as claimed in claim 1, wherein: the inlet pressure of the natural gas compressor (17) is micro-positive pressure, and the outlet pressure is 20 Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201922375386.5U CN211737419U (en) | 2019-12-26 | 2019-12-26 | L-shaped methane purification and refining compression integrated machine device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922375386.5U CN211737419U (en) | 2019-12-26 | 2019-12-26 | L-shaped methane purification and refining compression integrated machine device |
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| CN211737419U true CN211737419U (en) | 2020-10-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2780908C1 (en) * | 2021-09-03 | 2022-10-04 | Общество с ограниченной ответственностью «Краснодарский Компрессорный завод» | Gas compressor station |
-
2019
- 2019-12-26 CN CN201922375386.5U patent/CN211737419U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2780908C1 (en) * | 2021-09-03 | 2022-10-04 | Общество с ограниченной ответственностью «Краснодарский Компрессорный завод» | Gas compressor station |
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