CN114427994A - Acid liquor removing device and method for kerogen preparation - Google Patents
Acid liquor removing device and method for kerogen preparation Download PDFInfo
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- CN114427994A CN114427994A CN202010976071.0A CN202010976071A CN114427994A CN 114427994 A CN114427994 A CN 114427994A CN 202010976071 A CN202010976071 A CN 202010976071A CN 114427994 A CN114427994 A CN 114427994A
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- 239000002253 acid Substances 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 155
- 238000003860 storage Methods 0.000 claims abstract description 91
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000005086 pumping Methods 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 230000007797 corrosion Effects 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 4
- 239000002699 waste material Substances 0.000 abstract description 9
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 241001411320 Eriogonum inflatum Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 239000003495 polar organic solvent Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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- Health & Medical Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The invention discloses an acid liquor removing device and method for kerogen preparation. The device comprises the following equipment: the reaction tank, the suction head, the liquid storage tank, the buffer bottle, the vacuum pump, the first connecting pipe, the second connecting pipe and the third connecting pipe. The method comprises the following steps: connecting each device of the device, closing a valve at a discharge port of the liquid storage tank, and setting initial vacuum negative pressure; enabling the suction head to contact the liquid surface of the acid liquor, and carrying out acid liquor removal treatment; and when the liquid level of the acid liquid entering the liquid storage tank is close to the bottom end of the outlet connecting pipe of the liquid storage tank, discharging the acid liquid in the liquid storage tank. And repeating the steps until the target acid liquor in the reaction tank is completely removed. The invention replaces the traditional water pumping pipe with the vacuum pump, thereby saving water resources to a great extent, simultaneously ensuring that the suction force of the device is adjustable, ensuring that the operation process is more accurate and stable, saving the cost for treating waste liquid and reducing the economic expenditure of enterprises.
Description
Technical Field
The invention belongs to the field of oil-gas exploration research, and particularly relates to an acid liquor removing device and method for kerogen preparation.
Background
Kerogen is a dispersed organic matter insoluble in alkali, non-oxidizing acids and non-polar organic solvents in sedimentary rock, and is the main body of the dispersed organic matter and the most important original substance of raw oil. It is well known that different types of kerogen have very different hydrocarbon forming potentials and that the product properties also vary. Therefore, it is very important to accurately determine the type of kerogen in the evaluation of oil and gas resources. The kerogen separation adopts chemical and physical methods to remove inorganic minerals and chloroform soluble organic matters in rocks and enrich other organic matters. The current kerogen separation method is carried out according to the national standard GB/T19144-2010 method for separating kerogen from sedimentary rock, when inorganic minerals in rocks are removed, hydrochloric acid and hydrofluoric acid are poured into an acid reaction tank filled with a sample for heating reaction, the acid solution is required to be removed after the reaction is finished, GB/T19144-2010 only requires to remove the acid solution, no provision is made for how to remove the acid solution, and the content of a device and a method for removing the acid solution is not involved, the hydrochloric acid and the hydrofluoric acid used in experiments belong to toxic and harmful reagents, have strong corrosivity and are prevented from contacting as much as possible, the existing common acid removal method mainly depends on suction force generated by an air extraction pipe to remove the acid solution, and the suction force of the air extraction pipe depends on negative pressure caused by wading, therefore, the existing deacidification method causes a great deal of waste of water resources, greatly increases the waste liquid amount and increases the waste liquid treatment cost. The existing acid liquid removing operation in kerogen separation has certain limitation in the aspects of environmental protection and economy.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide an acid liquor removing device and method for kerogen preparation. By utilizing the device and the method, the consumption of water resources is reduced to a great extent, the discharge amount of the waste acid liquid is reduced, and the expenditure of waste liquid treatment is reduced.
In order to achieve the above objects, an aspect of the present invention provides an acid removing device for kerogen preparation, the device including:
the device comprises a reaction tank, a suction head, a liquid storage tank, a buffer bottle, a vacuum pump, a first connecting pipe, a second connecting pipe and a third connecting pipe;
the liquid storage tank is provided with a liquid storage tank inlet connecting pipe, a liquid storage tank outlet connecting pipe, a liquid storage tank liquid discharge pipe and a liquid storage tank discharge port valve arranged on the liquid storage tank liquid discharge pipe;
the suction head is arranged in the reaction tank, one end of the suction head is a horn-shaped opening, and the other end of the suction head is connected with the liquid storage tank inlet connecting pipe of the liquid storage tank through the first connecting pipe;
the buffer bottle is provided with a buffer bottle plug, a buffer bottle upper interface and a buffer bottle lower interface;
the liquid storage tank outlet connecting pipe of the liquid storage tank is connected with the lower interface of the buffer bottle through the second connecting pipe;
and the upper interface of the buffer bottle is connected with the vacuum pump through the third connecting pipe.
Another aspect of the present invention provides an acid liquid removing method for kerogen preparation, which uses the acid liquid removing device for kerogen preparation, including the steps of:
s1: connecting each device of the acid liquor removing device for preparing the kerogen, closing a valve at a discharge port of the liquid storage tank, and starting the vacuum pump;
s2: enabling the suction head to contact the acid liquid level of the reaction tank for acid liquid removal treatment;
s3: when the liquid level of the acid liquid entering the liquid storage tank is close to the bottom end of the outlet connecting pipe of the liquid storage tank, closing the vacuum pump, enabling the suction head to be away from the liquid level of the acid liquid in the reaction tank, opening a discharge port valve of the liquid storage tank, and discharging the acid liquid in the liquid storage tank;
s4: and repeating the steps S1, S2 and S3 until the target acid liquor in the reaction tank is completely removed.
The technical scheme of the invention has the following beneficial effects:
in the process of preparing the kerogen, the vacuum pump is used for replacing the traditional water pumping pipe, so that water resources are saved to a great extent, meanwhile, the suction force of the device is adjustable, the operation process is more accurate and stable, and the analysis quality is further improved. By utilizing the device and the method, the generated waste liquid is only one tenth of the original waste liquid, the environment is protected, the cost for treating the waste liquid is saved, and the economic expenditure of enterprises is reduced.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
Fig. 1 shows a schematic view of an acid removal device for kerogen production according to the invention.
In the above fig. 1, the specific meanings of the respective reference numerals are as follows:
1, a reaction tank; 1.1, a suction head; 2, a liquid storage tank; 3, a buffer bottle; 4, a vacuum pump; 2.1 liquid storage tank inlet connecting pipe; 2.2 a liquid storage tank outlet connecting pipe; 2.3 a valve of a discharge port of the liquid storage tank; 2.4 second connecting pipe; 2.5 a first connecting pipe; 2.6 liquid discharge pipe of liquid storage tank; 3.1 buffering the bottle stopper; 3.2 third connecting pipe.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
One aspect of the present invention provides an acid removing device for kerogen preparation, the device comprising:
the device comprises a reaction tank, a suction head, a liquid storage tank, a buffer bottle, a vacuum pump, a first connecting pipe, a second connecting pipe and a third connecting pipe;
the liquid storage tank is provided with a liquid storage tank inlet connecting pipe, a liquid storage tank outlet connecting pipe, a liquid storage tank liquid discharge pipe and a liquid storage tank discharge port valve arranged on the liquid storage tank liquid discharge pipe;
the suction head is arranged in the reaction tank, one end of the suction head is a horn-shaped opening, and the other end of the suction head is connected with the liquid storage tank inlet connecting pipe of the liquid storage tank through the first connecting pipe;
the buffer bottle is provided with a buffer bottle plug, a buffer bottle upper interface and a buffer bottle lower interface;
the liquid storage tank outlet connecting pipe of the liquid storage tank is connected with the lower interface of the buffer bottle through the second connecting pipe;
and the upper interface of the buffer bottle is connected with the vacuum pump through the third connecting pipe.
In the present invention, the material of each apparatus may be determined as required by the apparatus.
Preferably, the reaction tank and the suction head are both made of materials resistant to acid corrosion; particularly preferably, the material resisting acid corrosion adopted by the reaction tank and the suction head is polytetrafluoroethylene.
Preferably, the liquid storage tank inlet connecting pipe, the liquid storage tank outlet connecting pipe and the liquid storage tank liquid discharge pipe are all made of acid corrosion resistant transparent and non-deformable materials; particularly preferably, the acid corrosion resistant transparent and non-deformable material adopted by the liquid storage tank, the liquid storage tank inlet connecting pipe, the liquid storage tank outlet connecting pipe and the liquid storage tank liquid discharge pipe is transparent plastic.
Preferably, the buffer bottle is made of transparent and difficult-to-deform materials; particularly preferably, the transparent and non-deformable material adopted by the buffer bottle is glass.
Preferably, the first connecting pipe, the second connecting pipe and the third connecting pipe are all made of negative pressure resistant materials; particularly preferably, the first connecting pipe, the second connecting pipe and the third connecting pipe are made of plastic materials with negative pressure resistance.
Another aspect of the present invention provides an acid liquid removing method for kerogen preparation, which uses the acid liquid removing device for kerogen preparation, including the steps of:
s1: connecting each device of the acid liquor removing device for preparing the kerogen, closing a valve at a discharge port of the liquid storage tank, and starting the vacuum pump;
s2: enabling the suction head to contact the acid liquid level of the reaction tank for acid liquid removal treatment;
s3: when the liquid level of the acid liquid entering the liquid storage tank is close to the bottom end of the outlet connecting pipe of the liquid storage tank, closing the vacuum pump, enabling the suction head to be away from the liquid level of the acid liquid in the reaction tank, opening a discharge port valve of the liquid storage tank, and discharging the acid liquid in the liquid storage tank;
s4: and repeating the steps S1, S2 and S3 until the target acid liquor in the reaction tank is completely removed.
According to the present invention, preferably, in step S3, if the acid solution exists in the buffer bottle, the third connecting tube is disconnected, the stopper of the buffer bottle is pulled out, and the acid solution is discharged.
According to the invention, the method preferably further comprises the step of performing a test with clean water, checking the tightness of the device.
According to the invention, preferably, during the acid liquor removal treatment, the vacuum negative pressure of the vacuum pump is adjusted according to the liquid level pumping speed of the suction head in the reaction tank, and the vacuum negative pressure of the vacuum pump is not lower than-0.1 MPa.
According to the invention, the suction head is slowly moved downwards until the target acid liquid is completely discharged according to the liquid level pumping speed of the suction head in the reaction tank and the liquid level change in the liquid storage tank.
The method utilizes the vacuum negative pressure principle, namely takes a vacuum pump as main vacuum obtaining equipment, takes a vacuum tank as vacuum storage equipment, and is connected with an electric appliance control part to form a vacuum negative pressure station. And after the acid liquor removal treatment is finished, cleaning the acid liquor removal device for preparing the kerogen with clear water, turning off a power supply, and emptying residual liquid in the liquid storage tank and the buffer bottle for later use.
An acid removing device and method for kerogen preparation according to the present invention will be described in detail with reference to fig. 1.
Example 1
As shown in fig. 1, the present embodiment provides an acid removing device for kerogen preparation, which includes:
the device comprises a reaction tank 1, a suction head 1.1, a liquid storage tank 2, a buffer bottle 3, a vacuum pump 4, a first connecting pipe 2.5, a second connecting pipe 2.4 and a third connecting pipe 3.2;
the liquid storage tank 2 is provided with a liquid storage tank inlet connecting pipe 2.1, a liquid storage tank outlet connecting pipe 2.2, a liquid storage tank liquid discharge pipe 2.6 and a liquid storage tank discharge port valve 2.3 arranged on the liquid storage tank liquid discharge pipe 2.6; the suction head 1.1 is arranged in the reaction tank 1, one end of the suction head is provided with a horn-shaped opening, and the other end of the suction head is connected with the liquid storage tank inlet connecting pipe 2.1 of the liquid storage tank 2 through the first connecting pipe 2.5; the buffer bottle 3 is provided with a buffer bottle plug 3.1, a buffer bottle upper interface and a buffer bottle lower interface; the outlet connecting pipe 2.2 of the liquid storage tank 2 is connected with the lower interface of the buffer bottle through the second connecting pipe 2.4; and the upper interface of the buffer bottle 3 is connected with the vacuum pump 4 through the third connecting pipe 3.2.
The reaction tank 1 and the suction head 1.1 are made of polytetrafluoroethylene. The liquid storage tank 2, the liquid storage tank inlet connecting pipe 2.1, the liquid storage tank outlet connecting pipe 2.2 and the liquid storage tank liquid discharge pipe 2.6 are made of transparent plastics. The buffer bottle 3 is made of glass. The first connecting pipe 2.5, the second connecting pipe 2.4 and the third connecting pipe 3.2 are made of plastic.
Example 2
The embodiment provides an acid liquor removal method for kerogen preparation, which adopts the acid liquor removal device for kerogen preparation, and comprises the following steps:
s1: connecting each device of the acid liquor removing device for preparing the kerogen, closing a valve 2.3 at a discharge port of the liquid storage tank, and starting the vacuum pump 4; the vacuum negative pressure is set to-0.08 MPa.
And (4) testing by using clean water, and checking the tightness of the device.
S2: enabling the suction head 1.1 to contact the acid liquid surface of the reaction tank 1 to carry out acid liquid removal treatment; and in the acid liquor removal treatment process, the vacuum negative pressure of the vacuum pump is adjusted according to the liquid level pumping speed of the suction head in the reaction tank, and the vacuum negative pressure of the vacuum pump is not lower than-0.1 MPa.
S3: when the liquid level of the acid liquid entering the liquid storage tank 2 is close to the bottom end of the outlet connecting pipe 2.2 of the liquid storage tank, the vacuum pump 4 is closed, the suction head 1.1 is enabled to be away from the liquid level of the acid liquid in the reaction tank 1, a discharge port valve 2.3 of the liquid storage tank is opened, and the acid liquid in the liquid storage tank 2 is discharged;
if the acid liquor exists in the buffer bottle 3, the third connecting pipe 3.2 is disconnected, the stopper 3.1 of the buffer bottle is pulled out, and the acid liquor is discharged.
S4: and repeating the steps S1, S2 and S3 until the target acid liquor in the reaction tank 1 is completely removed.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. An acid liquor removal device for kerogen preparation, the device comprising:
the device comprises a reaction tank, a suction head, a liquid storage tank, a buffer bottle, a vacuum pump, a first connecting pipe, a second connecting pipe and a third connecting pipe;
the liquid storage tank is provided with a liquid storage tank inlet connecting pipe, a liquid storage tank outlet connecting pipe, a liquid storage tank liquid discharge pipe and a liquid storage tank discharge port valve arranged on the liquid storage tank liquid discharge pipe;
the suction head is arranged in the reaction tank, one end of the suction head is a horn-shaped opening, and the other end of the suction head is connected with the liquid storage tank inlet connecting pipe of the liquid storage tank through the first connecting pipe;
the buffer bottle is provided with a buffer bottle plug, a buffer bottle upper interface and a buffer bottle lower interface;
the liquid storage tank outlet connecting pipe of the liquid storage tank is connected with the lower interface of the buffer bottle through the second connecting pipe;
and the upper interface of the buffer bottle is connected with the vacuum pump through the third connecting pipe.
2. The acid liquor removal device for kerogen production as recited in claim 1,
the reaction tank and the suction head are both made of acid corrosion resistant materials;
the liquid storage tank, the liquid storage tank inlet connecting pipe, the liquid storage tank outlet connecting pipe and the liquid storage tank liquid discharge pipe are all made of acid corrosion resistant transparent and non-deformable materials;
the buffer bottle is made of transparent and non-deformable materials;
the first connecting pipe, the second connecting pipe and the third connecting pipe are all made of negative pressure resistant materials.
3. The acid liquor removal device for kerogen production as recited in claim 2, wherein the acid corrosion resistant material employed by the reaction tank and the suction head is polytetrafluoroethylene.
4. The acid liquor removal device for kerogen production as recited in claim 2, wherein the acid corrosion resistant transparent and non-deformable material employed for the fluid reservoir, the fluid reservoir inlet connection, the fluid reservoir outlet connection, and the fluid reservoir discharge is a transparent plastic.
5. The acid liquor removing device for kerogen production as recited in claim 2, wherein the transparent and non-deformable material used for the buffer bottle is glass.
6. The acid liquor removal device for kerogen production as recited in claim 2, wherein the first connection tube, the second connection tube, and the third connection tube are made of plastic material that is resistant to negative pressure.
7. An acid removal method for kerogen production, using the acid removal device for kerogen production of any one of claims 1 to 6, comprising the steps of:
s1: connecting each device of the acid liquor removing device for preparing the kerogen, closing a valve at a discharge port of the liquid storage tank, and starting the vacuum pump;
s2: enabling the suction head to contact the acid liquid level of the reaction tank for acid liquid removal treatment;
s3: when the liquid level of the acid liquid entering the liquid storage tank is close to the bottom end of the outlet connecting pipe of the liquid storage tank, closing the vacuum pump, enabling the suction head to be away from the liquid level of the acid liquid in the reaction tank, opening a discharge port valve of the liquid storage tank, and discharging the acid liquid in the liquid storage tank;
s4: and repeating the steps S1, S2 and S3 until the target acid liquor in the reaction tank is completely removed.
8. The acid removal method for kerogen production as recited in claim 7, wherein the third connecting tube is disconnected and the stopper of the buffer bottle is pulled out to discharge the acid if the acid is present in the buffer bottle at step S3.
9. The acid liquor removal method for kerogen production as recited in claim 7, further comprising the step of testing with clear water to check device seal.
10. The acid liquor removal method for kerogen production as recited in claim 7, wherein, during the acid liquor removal treatment, the vacuum negative pressure of the vacuum pump is adjusted according to the liquid level pumping speed of the suction head in the reaction tank, and the vacuum negative pressure of the vacuum pump is not lower than-0.1 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010976071.0A CN114427994A (en) | 2020-09-16 | 2020-09-16 | Acid liquor removing device and method for kerogen preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010976071.0A CN114427994A (en) | 2020-09-16 | 2020-09-16 | Acid liquor removing device and method for kerogen preparation |
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| Publication Number | Publication Date |
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| CN114427994A true CN114427994A (en) | 2022-05-03 |
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| CN202010976071.0A Pending CN114427994A (en) | 2020-09-16 | 2020-09-16 | Acid liquor removing device and method for kerogen preparation |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201994373U (en) * | 2011-03-29 | 2011-09-28 | 安徽理士电池技术有限公司 | Acid extracting equipment used for lead-acid storage batteries |
| CN202268429U (en) * | 2011-09-30 | 2012-06-06 | 超威电源有限公司 | Storage battery acid extraction system |
| CN202633428U (en) * | 2012-02-24 | 2012-12-26 | 东莞市理士奥电源技术有限公司 | Battery acid extracting device |
| CN103066238A (en) * | 2012-12-28 | 2013-04-24 | 淄博鑫旭电源科技有限公司 | High-efficiency acid discharge system of storage battery |
| CN203826474U (en) * | 2014-03-25 | 2014-09-10 | 安徽力普拉斯电源技术有限公司 | Acid extracting device |
| CN106384805A (en) * | 2016-12-02 | 2017-02-08 | 安徽艾克瑞德科技有限公司 | Acid pumping machine of storage battery and application method of acid pumping machine |
| CN210331945U (en) * | 2019-05-15 | 2020-04-17 | 佛山赛能新能源有限公司 | Surplus acid collecting system is used in lead acid battery production |
-
2020
- 2020-09-16 CN CN202010976071.0A patent/CN114427994A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201994373U (en) * | 2011-03-29 | 2011-09-28 | 安徽理士电池技术有限公司 | Acid extracting equipment used for lead-acid storage batteries |
| CN202268429U (en) * | 2011-09-30 | 2012-06-06 | 超威电源有限公司 | Storage battery acid extraction system |
| CN202633428U (en) * | 2012-02-24 | 2012-12-26 | 东莞市理士奥电源技术有限公司 | Battery acid extracting device |
| CN103066238A (en) * | 2012-12-28 | 2013-04-24 | 淄博鑫旭电源科技有限公司 | High-efficiency acid discharge system of storage battery |
| CN203826474U (en) * | 2014-03-25 | 2014-09-10 | 安徽力普拉斯电源技术有限公司 | Acid extracting device |
| CN106384805A (en) * | 2016-12-02 | 2017-02-08 | 安徽艾克瑞德科技有限公司 | Acid pumping machine of storage battery and application method of acid pumping machine |
| CN210331945U (en) * | 2019-05-15 | 2020-04-17 | 佛山赛能新能源有限公司 | Surplus acid collecting system is used in lead acid battery production |
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