CN215161393U - Constant-temperature anaerobic reaction device - Google Patents

Constant-temperature anaerobic reaction device Download PDF

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Publication number
CN215161393U
CN215161393U CN202121229407.3U CN202121229407U CN215161393U CN 215161393 U CN215161393 U CN 215161393U CN 202121229407 U CN202121229407 U CN 202121229407U CN 215161393 U CN215161393 U CN 215161393U
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China
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reactor
pipeline
water
gas
reaction device
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Expired - Fee Related
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CN202121229407.3U
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Chinese (zh)
Inventor
王友保
潘芳慧
张星
王宇帆
黄飞
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Anhui Normal University
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Anhui Normal University
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Abstract

A constant temperature anaerobic reaction device belongs to the technical field of anaerobic reactors, and comprises a reactor, a constant temperature water bath kettle and a gas collecting tank, wherein the reactor is arranged as a sealing container, the outer wall of the reactor is provided with an annular sealing cavity, the bottom of the annular sealing cavity is communicated with the bottom of the constant temperature water bath kettle through a water inlet pipeline, the upper part of the annular sealing cavity is communicated with the upper part of the constant temperature water bath kettle through a water outlet pipeline, the top of the reactor is connected with the gas collecting tank through a gas conveying pipeline, the reaction device ensures that the whole reactor always keeps a constant-temperature flowing state in the anaerobic reaction process of the sewage, ensures the gas production rate of anaerobic fermentation, improves the degradation efficiency of the organic wastewater, the visibility is strong, scientific research observation and research are convenient, and the produced gas can be recycled, so that the energy utilization rate is improved.

Description

Constant-temperature anaerobic reaction device
Technical Field
The utility model relates to an anaerobic reactor technical field especially relates to a constant temperature anaerobic reaction device.
Background
Various biological treatment equipment and processes for various high-concentration organic wastewater, such as landfill leachate, livestock and poultry breeding wastewater and the like, such as an upflow anaerobic sludge blanket reactor (UASB), a Membrane Bioreactor (MBR), a Sequencing Batch Reactor (SBR) and the like, are available. The biological treatment equipment plays an important role in biological treatment of high-concentration wastewater, but has the following defects: 1. the anaerobic reaction can not be realized under the constant temperature condition; 2. the liquid is in a static state rather than a flowing state in the anaerobic reaction process, so that the efficiency of generating the biogas is poor; 3. in the anaerobic reaction process, microorganisms are in a free state, the residence time in the reactor is short, the activity of the microorganisms is low, and the degradation efficiency of high-concentration organic wastewater is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a constant temperature anaerobic reaction device, at the anaerobic reaction in-process, make whole reactor remain homothermal state throughout, can guarantee anaerobic fermentation's gas production rate, improved organic waste water's degradation efficiency, the gas that will produce recycles, has improved energy utilization.
In order to achieve the above object, the present invention provides a technical solution for solving the technical problem: the constant-temperature anaerobic reaction device comprises a reactor, a constant-temperature water bath kettle and a gas collecting tank, wherein the reactor is arranged to be a sealing container, an annular sealing cavity is arranged on the outer wall of the reactor, the bottom of the annular sealing cavity is communicated with the bottom of the constant-temperature water bath kettle through a water inlet pipeline, the upper part of the annular sealing cavity is communicated with the upper part of the constant-temperature water bath kettle through a water outlet pipeline, and the top of the reactor is connected with the gas collecting tank through a gas transmission pipeline.
Furthermore, a water inlet pipeline I and an overflow pipeline are arranged on the constant-temperature water bath kettle, a switch valve I is arranged in the water inlet pipeline I, the water inlet pipeline I is connected with a tap water pipe, a drainage pool is arranged below the tap water pipe, the lower side of the drainage pool is connected with a drainage pipe, an overflow valve is arranged in the overflow pipeline, and the overflow pipeline is connected with the drainage pipe.
Furthermore, the constant temperature water bath kettle is connected with a power line and is connected with a power supply through the power line so as to heat and preserve heat of water in the constant temperature water bath kettle.
Furthermore, a water inlet pipeline II is connected to the constant-temperature water bath kettle and is connected with a solar water heater through the water inlet pipeline II, the solar water heater is connected with a temperature controller, and a switch valve II is arranged in the water inlet pipeline II.
Furthermore, a water inlet pump and a water inlet valve are arranged in the water inlet pipeline, and a drain valve is arranged in the water outlet pipeline.
Furthermore, the reactor is an organic glass hollow cylinder and comprises a transparent outer sleeve, a transparent inner sleeve, an upper cover and a lower cover, the transparent outer sleeve is sleeved with the transparent inner sleeve, the upper ends of the transparent outer sleeve and the transparent inner sleeve are connected with the upper cover in a sealing mode, the lower ends of the transparent outer sleeve and the transparent inner sleeve are connected with the lower cover in a sealing mode, and an annular sealing cavity is formed in an area defined by the transparent outer sleeve, the transparent inner sleeve, the upper cover and the lower cover.
Furthermore, suspended particle carriers are placed in the transparent inner sleeve, a stirring rod extending into the transparent inner sleeve is arranged in the transparent inner sleeve, the outer end of the stirring rod is connected with a motor, and a supporting layer for blocking the suspended particle carriers is arranged at the bottom of the transparent inner sleeve.
Furthermore, the top end of the reactor and the gas collecting tank are connected with a water sealing part through a gas transmission pipeline, the gas transmission pipeline between the water sealing part and the gas collecting tank is connected with a pressure gauge and a switch valve III, and the gas transmission pipeline between the water sealing part and the reactor is connected with a switch valve IV.
Furthermore, the reactor is also connected with a back washing part, the back washing part comprises a washing pipeline and an aeration component, the top of the reactor is communicated with the washing pipeline, a switch valve V is arranged in the washing pipeline, the bottom of the reactor is connected with the aeration component, the bottom of the reactor is also connected with a drain pipe, and the drain pipe is connected with a drain valve.
Further, the aeration component comprises an air pump, an aeration pipeline, a gas flowmeter and an air inlet valve, wherein the air pump is connected with the bottom of the reactor through the aeration pipeline, and the gas flowmeter and the air inlet valve are sequentially arranged in the aeration pipeline along the gas conveying direction.
The utility model has the advantages that:
1. the utility model discloses a communicate with each other the annular seal cavity of constant temperature water bath and reactor outer wall, sustainable constant temperature water that lets in the circulation in to the annular seal cavity makes whole reactor remain homothermal state throughout, can guarantee anaerobic fermentation's product gas rate, has improved organic waste water's degradation efficiency, and the gas that will produce through the gas collecting tank carries out recycle, has improved energy utilization.
2. The utility model discloses the constant temperature accessible circular telegram of well constant temperature water bath or the mode that solar water heater connects the temperature controller realize, provide two kinds of realization methods, it is more convenient nimble to use, and the hydrologic cycle that makes in the annular seal cavity of reactor outer wall flows and continuously stabilizes the constant temperature, makes anaerobic reaction microbial enzyme activity maintain at high level state.
3. The reactor in the utility model is processed by organic glass, has strong visualization and is convenient for scientific research observation and research; the stirring rod is additionally arranged in the reactor and is driven by the motor to realize automatic stirring, so that sewage in the reactor circularly flows, a substrate can be promoted to be fully contacted with microorganisms, and the degradation rate of the substrate is improved; by placing the suspended particle carrier in the reactor, microorganisms can be attached and fixed to form a biological membrane, and the reaction efficiency is increased.
4. The utility model discloses a connect back flush part on the reactor, make the air current of reactor bottom and the liquid flow direction that upper portion flowed in opposite, take place to strike, can wash the residue of reactor inner wall totally, the back flush water passes through the drain pipe and outwards discharges, makes the cleanness of reactor more thorough.
In conclusion, the reaction device enables the sewage to always keep a constant-temperature flowing state in the anaerobic reaction process, ensures the gas production rate of anaerobic fermentation, improves the degradation efficiency of organic wastewater, has strong visualization, is convenient for scientific research observation and research, can recycle the produced gas, and improves the energy utilization rate.
Drawings
The contents of the various figures of the specification and the labels in the figures are briefly described as follows:
fig. 1 is a schematic structural view of the present invention;
the labels in the above figures are: 1. the reactor comprises a reactor, 1-1 parts of a transparent outer sleeve, 1-2 parts of a transparent inner sleeve, 1-3 parts of an upper cover, 1-4 parts of a lower cover, 2 parts of a constant-temperature water bath kettle, 3 parts of a gas collecting tank, 4 parts of an annular sealing cavity, 5 parts of a water inlet pipeline, 6 parts of a water outlet pipeline, 7 parts of a gas conveying pipeline, 8 parts of a water inlet pipeline I and 9 parts of an overflow pipeline, 10 parts of a power wire, 11 parts of a water inlet pipeline II and 12 parts of a solar water heater, 13 parts of a water inlet pump, 14 parts of a suspended particle carrier, 15 parts of a stirring rod, 16 parts of a supporting layer, 17 parts of a water sealing part, 18 parts of a pressure gauge, 19 parts of a back flushing part, 191 parts of a flushing pipeline, 192 parts of an air pump, 193 parts of an aeration pipeline, 194 parts of a gas flow meter and 20 parts of a water discharging pipe.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses specific embodiment does: as shown in fig. 1, a constant temperature anaerobic reaction device, including reactor 1, constant temperature water bath 2 and gas collection tank 3, reactor 1 sets up to the leakproofness container, be provided with annular seal chamber 4 on the outer wall of reactor 1, the bottom of annular seal chamber 4 communicates with the bottom of constant temperature water bath 2 through inlet channel 5, the upper portion of annular seal chamber 4 communicates with the upper portion of constant temperature water bath 2 through outlet conduit 6, sustainable constant temperature water that lets in to the annular seal chamber, make whole reactor remain the homothermal state all the time, can guarantee anaerobic fermentation's gas production rate, organic waste water's degradation efficiency has been improved, the top of reactor 1 links to each other with gas collection tank 3 through gas transmission pipeline 7, carry out recycle through gas collection tank 3 with the marsh gas that produces, energy utilization rate has been improved.
Specifically, be provided with inlet channel I8 and overflow pipeline 9 on the thermostat water bath 2 wherein, be provided with ooff valve I in the inlet channel I8, inlet channel I8 links to each other with the water pipe, the water pipe below sets up the drainage pond, the drainage pond below links to each other with drainage pipe, set up the overflow valve in the overflow pipeline 9, the overflow valve sets up to the check valve, overflow pipeline 9 links to each other with drainage pipe, through opening I8 of I accessible inlet channel of ooff valve to thermostat water bath 2 water injection, after water is filled, unnecessary water gets into in the drainage pipe through overflow pipeline 9 under the effect of overflow valve. Wherein ooff valve I can set to the solenoid valve, set up the electron level gauge in the constant temperature water-bath 2, constant temperature water-bath 2 sets up the liquid level controller that links to each other with the electron level gauge outward, the liquid level in electron level gauge real-time detection constant temperature water-bath 2, when the liquid level is less than the lower liquid level of settlement, liquid level controller control ooff valve I opens and can annotate water to constant temperature water-bath 2 automatically, when the liquid level reaches the last liquid level of settlement, liquid level controller control ooff valve I closes, stop annotating water to constant temperature water-bath 2, when control accuracy is poor, the liquid level surpasss the capacity of constant temperature water-bath 2 and when ooff valve I can not close, unnecessary water gets into in the drainage pipe through overflow pipeline 9 under the effect of overflow valve, avoided unnecessary water to overflow constant temperature water-bath 2 and caused the problem of trouble, the security of using has been improved.
Specifically, the constant temperature control mode of the constant temperature water bath 2 comprises two modes, one mode is that the constant temperature water bath 2 is connected with a power line 10 and is connected with a power supply through the power line 10 so as to heat and preserve heat of water in the constant temperature water bath 2; the other type is that a water inlet pipeline II 11 is connected to the constant temperature water bath kettle 2 and is connected with a solar water heater 12 through the water inlet pipeline II 11, the solar water heater 12 is connected with a temperature controller, a switch valve II is arranged in the water inlet pipeline II 11, constant temperature water in the solar water heater 12 is injected into the constant temperature water bath kettle 2 through opening the switch valve II, and opening and closing of the switch valve II are automatically controlled through a liquid level controller, so that automatic water injection is realized.
Specifically, a water inlet pump 13 and a water inlet valve are arranged in the water inlet pipeline 5, a water discharge valve is arranged in the water outlet pipeline 6, the water discharge valve is a one-way valve, the thermostatic water in the thermostatic water bath 2 can be injected into the annular sealing cavity 4 of the reactor 1 through the water inlet pump 13 and the water inlet valve, and when the liquid level in the annular sealing cavity 4 exceeds the position of the water outlet pipeline 6, the thermostatic water automatically flows back into the thermostatic water bath 2 under the action of the water discharge valve, so that the circulating flow of the thermostatic water is realized, and the reaction temperature of the reactor 1 is ensured to be stabilized within a certain range.
Specifically, the reactor 1 is an organic glass hollow cylinder and comprises a transparent outer sleeve 1-1, a transparent inner sleeve 1-2, an upper cover 1-3 and a lower cover 1-4, the transparent inner sleeve 1-2 is sleeved in the transparent outer sleeve 1-1, visualization is strong, and scientific research observation and research are facilitated; the upper ends of the transparent outer sleeve 1-1 and the transparent inner sleeve 1-2 are hermetically connected with the upper cover 1-3, the lower ends of the transparent outer sleeve 1-1 and the transparent inner sleeve 1-2 are hermetically connected with the lower cover 1-4, so that the whole reactor 1 is convenient to disassemble and assemble, and an annular sealed cavity 4 is formed in an area defined by the transparent outer sleeve 1-1, the transparent inner sleeve 1-2, the upper cover 1-3 and the lower cover 1-4. The stainless steel support is erected at the bottom of the reactor 1, so that the reactor 1 can be conveniently moved and positioned, a plurality of sampling pipes communicated with the transparent inner sleeve 1-2 are arranged along the height direction of the reactor 1, and each sampling pipe is connected with a sampling valve, so that the reactor 1 can be conveniently sampled at different positions to observe the decomposition condition of sewage.
Suspended particle carriers 14 are placed in the transparent inner sleeve 1-2, microorganisms can be attached and fixed to the suspended particle carriers to form a biological membrane, the reaction efficiency is improved, a stirring rod 15 extending into the transparent inner sleeve 1-2 is arranged in the transparent inner sleeve 1-2, the outer end of the stirring rod 15 is connected with a motor, the stirring rod 15 is driven by the motor to realize automatic stirring, sewage in the reactor 1 flows circularly, substrates can be made to be in full contact with the microorganisms, the degradation rate of the substrates is improved, and a structure formed by connecting the stirring rod 15 with the motor can be replaced by a circulating pump, and the circulating flow of the sewage can also be realized. And the bottom of the transparent inner sleeve 1-2 is provided with a supporting layer 16 for blocking the suspended particle carriers 14, so that the condition that the degradation rate is influenced by discharging the suspended particle carriers 14 in the process of circulating and flowing sewage is prevented.
Specifically, the top end of the reactor 1 and the gas collection tank 3 are connected with a water seal part 17 through a gas transmission pipeline 7, whether methane drainage generated in the reactor 1 is smooth or whether methane gas overflows can be displayed, a pressure gauge 18 and a switch valve III are connected to the gas transmission pipeline 7 between the water seal part 17 and the gas collection tank 3, a switch valve IV is connected to the gas transmission pipeline 7 between the water seal part 17 and the reactor 1, whether methane is fully collected can be measured through the pressure gauge 18, when the pressure of the pressure gauge 18 is reduced and is close to 0, the switch valve IV is closed, the full gas collection tank 3 is taken down, the empty gas collection tank 3 is replaced, and collection is continued, so that the recycling rate of the methane is improved.
Specifically, a back washing part 19 is further connected to the reactor 1, the back washing part 19 includes a washing pipeline 191 and an aeration component, the top of the reactor 1 is communicated with the washing pipeline 191, a switch valve v is arranged in the washing pipeline 191, the bottom of the reactor 1 is connected with the aeration component, the aeration component includes an air pump 192, an aeration pipeline 193, a gas flow meter 194 and an air inlet valve, the air pump 192 is connected with the bottom of the reactor 1 through the aeration pipeline 193, the gas flow meter 194 and the air inlet valve are sequentially arranged in the aeration pipeline 193 along the gas conveying direction, the air inlet valve is used for controlling the flow rate of gas in the aeration pipeline 193, the bottom of the reactor 1 is further connected with a water discharge pipe 20, and the water discharge pipe 20 is connected with a water discharge valve. When the reactor 1 needs to be cleaned, the switch valve V is opened, clean water enters from the top of the reactor 1 through the scouring pipeline 191, the air pump 192 and the air inlet valve are opened simultaneously, air flow enters from the bottom of the reactor 1 through the aeration pipeline 193, the air flow at the bottom of the reactor is opposite to the liquid flowing in from the upper part, impact occurs, residues on the inner wall of the reactor can be washed clean, backwashing water is discharged outwards through the water discharge pipe, and the reactor is cleaned more thoroughly.
In conclusion, the reaction device enables the sewage to always keep a constant-temperature flowing state in the anaerobic reaction process, ensures the gas production rate of anaerobic fermentation, improves the degradation efficiency of organic wastewater, has strong visualization, is convenient for scientific research observation and research, can recycle the produced gas, and improves the energy utilization rate.
The foregoing is merely illustrative of some of the principles of the present invention and the description is not intended to limit the invention to the specific constructions and applications shown, so that all modifications and equivalents that may be utilized are within the scope of the invention.

Claims (10)

1. The utility model provides a constant temperature anaerobic reaction device, its characterized in that includes reactor (1), constant temperature water bath (2) and gas collection tank (3), reactor (1) sets up to the leakproofness container, the outer wall of reactor (1) is provided with annular seal chamber (4), the bottom of annular seal chamber (4) through inlet channel (5) with the bottom of constant temperature water bath (2) communicates with each other, the upper portion of annular seal chamber (4) through outlet conduit (6) with the upper portion of constant temperature water bath (2) communicates with each other, the top of reactor (1) is passed through gas transmission pipeline (7) and is linked to each other with gas collection tank (3).
2. The isothermal anaerobic reaction device according to claim 1, wherein: be provided with inlet channel I (8) and overflow pipeline (9) on thermostat water bath (2), be provided with ooff valve I in inlet channel I (8), inlet channel I (8) link to each other with the water pipe, the water pipe below sets up the drainage pond, the drainage pond below links to each other with drainage pipe, set up the overflow valve in overflow pipeline (9), overflow pipeline (9) with drainage pipe links to each other.
3. The isothermal anaerobic reaction device according to claim 2, wherein: the constant-temperature water bath kettle (2) is connected with a power line (10) and is connected with a power supply through the power line (10) so as to heat and preserve heat of water in the constant-temperature water bath kettle (2).
4. The isothermal anaerobic reaction device according to claim 2, wherein: the constant-temperature water bath kettle (2) is further connected with a water inlet pipeline II (11) and is connected with a solar water heater (12) through the water inlet pipeline II (11), the solar water heater (12) is connected with a temperature controller, and a switch valve II is arranged in the water inlet pipeline II (11).
5. The isothermal anaerobic reaction device according to claim 2, wherein: a water inlet pump (13) and a water inlet valve are arranged in the water inlet pipeline (5), and a drain valve is arranged in the water outlet pipeline (6).
6. A thermostatically anaerobic reactor as claimed in any one of claims 1 to 5, characterized in that: the reactor (1) is an organic glass hollow cylinder and comprises a transparent outer sleeve (1-1), a transparent inner sleeve (1-2), an upper cover (1-3) and a lower cover (1-4), wherein the transparent inner sleeve (1-2) is sleeved in the transparent outer sleeve (1-1), the upper ends of the transparent outer sleeve (1-1) and the transparent inner sleeve (1-2) are hermetically connected with the upper cover (1-3), the lower ends of the transparent outer sleeve (1-1) and the transparent inner sleeve (1-2) are hermetically connected with the lower cover (1-4), and an annular sealed cavity (4) is formed in an area defined by the transparent outer sleeve (1-1), the transparent inner sleeve (1-2), the upper cover (1-3) and the lower cover (1-4).
7. The isothermal anaerobic reaction device according to claim 6, wherein: suspended particle carriers (14) are placed in the transparent inner sleeve (1-2), a stirring rod (15) extending into the transparent inner sleeve (1-2) is arranged in the transparent inner sleeve, the outer end of the stirring rod (15) is connected with a motor, and a bearing layer (16) for blocking the suspended particle carriers (14) is arranged at the bottom of the transparent inner sleeve (1-2).
8. The isothermal anaerobic reaction device according to claim 6, wherein: the reactor is characterized in that the top end of the reactor (1) is connected with the gas collecting tanks (3) through gas transmission pipelines (7) and a water sealing part (17), the water sealing part (17) is connected with a pressure gauge (18) and a switch valve III on the gas transmission pipelines (7) between the gas collecting tanks (3), and the water sealing part (17) is connected with a switch valve IV on the gas transmission pipelines (7) between the reactor (1).
9. The isothermal anaerobic reaction device according to claim 6, wherein: the reactor is characterized in that a back washing part (19) is further connected to the reactor (1), the back washing part (19) comprises a washing pipeline (191) and an aeration component, the top of the reactor (1) is communicated with the washing pipeline (191), a switch valve V is arranged in the washing pipeline (191), the bottom of the reactor (1) is connected with the aeration component, a drain pipe (20) is further connected to the bottom of the reactor (1), and a drain valve is connected to the drain pipe (20).
10. The isothermal anaerobic reaction device according to claim 9, wherein: the aeration assembly comprises an air pump (192), an aeration pipeline (193), a gas flowmeter (194) and an air inlet valve, wherein the air pump (192) is connected with the bottom of the reactor (1) through the aeration pipeline (193), and the gas flowmeter (194) and the air inlet valve are sequentially arranged in the aeration pipeline (193) along the gas conveying direction.
CN202121229407.3U 2021-05-31 2021-05-31 Constant-temperature anaerobic reaction device Expired - Fee Related CN215161393U (en)

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Application Number Priority Date Filing Date Title
CN202121229407.3U CN215161393U (en) 2021-05-31 2021-05-31 Constant-temperature anaerobic reaction device

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Application Number Priority Date Filing Date Title
CN202121229407.3U CN215161393U (en) 2021-05-31 2021-05-31 Constant-temperature anaerobic reaction device

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Publication Number Publication Date
CN215161393U true CN215161393U (en) 2021-12-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116553720A (en) * 2023-07-05 2023-08-08 淄博齐翔腾达化工股份有限公司 Anaerobic treatment process and treatment equipment for high-concentration chemical wastewater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116553720A (en) * 2023-07-05 2023-08-08 淄博齐翔腾达化工股份有限公司 Anaerobic treatment process and treatment equipment for high-concentration chemical wastewater

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