CN215586049U - Processing equipment for quartz sand fracturing propping agent - Google Patents
Processing equipment for quartz sand fracturing propping agent Download PDFInfo
- Publication number
- CN215586049U CN215586049U CN202122075884.5U CN202122075884U CN215586049U CN 215586049 U CN215586049 U CN 215586049U CN 202122075884 U CN202122075884 U CN 202122075884U CN 215586049 U CN215586049 U CN 215586049U
- Authority
- CN
- China
- Prior art keywords
- device body
- propping agent
- quartz sand
- liquid
- sand fracturing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to a processing device of a quartz sand fracturing propping agent, which comprises a device body and a control part, wherein the device body is provided with a feeding hole and a discharging hole; a propping agent temporary storage structure capable of being turned over is arranged in the device body, a purification cavity is arranged below the propping agent temporary storage structure, and the propping agent temporary storage structure is used for temporarily storing and metering materials and can turn the materials to the purification cavity; the device body is communicated with a liquid adding structure, the liquid adding structure comprises a liquid storage tank and a metering pump, the liquid storage tank is used for storing acid-alkali liquid, and the metering pump is used for quantitatively inputting the acid-alkali liquid in the liquid storage tank into the purification cavity; the temporary proppant storage structure and the metering pump are electrically connected with the control part. The temporary storage structure of the propping agent can measure the added materials, and the control part controls the metering pump through the weight signal, so that the acid-alkali liquid in the liquid storage tank can be quantitatively conveyed into the purification cavity in the device body, and the addition amount of the acid-alkali liquid is not too much or too little.
Description
Technical Field
The utility model relates to the technical field of processing of fracturing propping agents, in particular to processing equipment of a quartz sand fracturing propping agent.
Background
When the petroleum and natural gas deep well is exploited, the high-closure-pressure low-permeability deposit is fractured to crack the oil-gas-containing rock stratum, and the oil gas is collected from a channel formed by the fracture. The fracturing propping agent enters the stratum along with the high-pressure solution and is filled in the cracks of the rock stratum, and the effect of supporting the cracks not to be closed due to stress release is achieved, so that the high flow conductivity is kept, oil and gas are smooth, and the yield is increased. The fracturing propping agent is a natural or artificial synthetic particle product, has high fracturing strength, is mainly used for underground support of oil fields so as to increase the yield of petroleum and natural gas, and belongs to an environment-friendly product. The preparation method of the proppant comprises crushing, mixed grinding, purification, drying, ball milling and screening.
At present, acid-alkali liquor is generally adopted for purifying the propping agent in the market, but in the adding process, the acid-alkali liquor cannot be quantitatively added according to the amount of materials, and the condition that the acid-alkali liquor is added too much or not enough is easy to occur.
Therefore, the inventor provides a processing device of the quartz sand fracturing propping agent by virtue of experience and practice of related industries for many years so as to overcome the defects in the prior art.
SUMMERY OF THE UTILITY MODEL
The temporary storage structure of the propping agent can meter the added materials, and the control part controls the metering pump through a weight signal, so that the acid-alkali liquid in the liquid storage tank can be quantitatively conveyed into a purification cavity in the device body, and the addition amount of the acid-alkali liquid is not too much or too little.
The utility model aims to realize the purpose, and the processing equipment for the quartz sand fracturing propping agent comprises a device body and a control part, wherein the device body is provided with a feeding hole and a discharging hole; the device body is internally provided with a temporary proppant storage structure capable of being turned over, a purification cavity is arranged below the temporary proppant storage structure, and the temporary proppant storage structure is used for temporarily storing and metering materials and can turn the materials to the purification cavity; the device body is communicated with a liquid adding structure, the liquid adding structure comprises a liquid storage tank and a metering pump, the liquid storage tank is used for storing acid-alkali liquid, and the metering pump is used for quantitatively inputting the acid-alkali liquid in the liquid storage tank into the purification cavity; the temporary proppant storage structure and the metering pump are electrically connected with the control part.
In a preferred embodiment of the present invention, the temporary storage structure of proppant comprises a temporary storage chamber with an opening at one end, and the temporary storage chamber is used for temporarily storing materials; the weighing plate is arranged at the bottom of the temporary storage cavity and used for measuring the weight of the materials in the temporary storage cavity, and the weighing plate is electrically connected with the control part.
In a preferred embodiment of the present invention, the temporary proppant storage structure is connected to an overturning driving structure, the overturning driving structure includes a first motor, the first motor is located outside the device body, and the first motor is connected to the temporary proppant storage structure through a first output shaft.
In a preferred embodiment of the present invention, a first fixing column is disposed on an inner wall of the device body, a through hole is disposed on the first fixing column in a penetrating manner, and the first output shaft can rotatably penetrate through the through hole to be connected to a side wall of the temporary storage chamber; the device is characterized in that a second fixing column is arranged on the other inner wall of the device body, the second fixing column and the first fixing column are arranged oppositely and coaxially, mounting grooves are formed in two side walls of the temporary storage cavity, and the mounting grooves can be respectively and rotatably sleeved on the first fixing column and the second fixing column.
In a preferred embodiment of the present invention, a first protective casing is disposed on an outer wall of the apparatus body, and the first motor is fixed in the first protective casing.
In a preferred embodiment of the present invention, a stirring structure is disposed in the purification chamber.
In a preferred embodiment of the present invention, the stirring structure includes a stirring shaft, a plurality of stirring rods are disposed on an outer wall of the stirring shaft, a second motor is disposed outside the apparatus body, and the second motor is electrically connected to the control part; the second motor is connected with the stirring shaft through a second output shaft and is used for driving the stirring shaft to rotate.
In a preferred embodiment of the present invention, an electric heater is disposed in the stirring shaft, a heating block is disposed in each stirring rod, each heating block is electrically connected to the electric heater, and the electric heater is electrically connected to the control portion.
In a preferred embodiment of the present invention, the stirring rods are divided into a plurality of stirring rod groups distributed on the outer wall of the stirring shaft, and the stirring rods of each stirring rod group are uniformly distributed along the circumferential direction of the stirring shaft.
In a preferred embodiment of the present invention, the liquid storage tank is disposed on an outer wall of the apparatus body, a water pumping end is disposed at a top of the metering pump, a water outlet end is disposed at a bottom of the metering pump, the bottom of the liquid storage tank is communicated with the water pumping end through a first pipeline, and the water outlet end is communicated with the purification chamber through a second pipeline.
In a preferred embodiment of the present invention, a feeding funnel is inserted through the center of the top of the device body, and an inlet of the feeding funnel forms the feeding hole; the bottom of the device body is communicated with a discharge pipe, and an outlet of the discharge pipe forms the discharge port; an electric control valve is arranged on the discharge pipe and electrically connected with the control part.
From the above, the processing equipment for the quartz sand fracturing propping agent has the following beneficial effects:
in the processing equipment for the quartz sand fracturing propping agent, the temporary propping agent storage structure can measure the added materials, the weight signals are fed back to the control part, and the control part controls the metering pump through the weight signals, so that the acid-alkali liquid in the liquid storage tank can be quantitatively conveyed into the purification cavity in the device body, and the addition amount of the acid-alkali liquid is not too much or too little; the temporary storage structure of the propping agent turns the material to the purification cavity to be mixed with a proper amount of acid and alkali liquor, the automation level of the processing process is high, the control is accurate, and a better purification processing effect can be realized;
in the processing equipment of the quartz sand fracturing propping agent, the stirring structure drives the acid-alkali solution to rotate, so that the mixing effect of the acid-alkali solution and the material is improved; an electric heater and a heating block are arranged in the stirring structure to heat the purification cavity, so that the reaction speed of acid-alkali liquor and impurities in the materials is increased.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
FIG. 1: is a three-dimensional structure chart of the processing equipment of the quartz sand fracturing propping agent.
FIG. 2: is an internal structure diagram of the processing equipment of the quartz sand fracturing propping agent.
FIG. 3: the temporary storage chamber and the second fixing column are schematically illustrated.
FIG. 4: the temporary storage chamber and the first fixing column are schematically illustrated.
In the figure:
100. processing equipment for quartz sand fracturing propping agent;
1. a device body;
11. a feed inlet; 12. a discharge outlet; 13. a purification chamber; 14. an electrically controlled valve;
2. a proppant temporary storage structure;
21. a temporary storage chamber; 211. mounting grooves; 22. a weighing plate;
3. a liquid addition structure;
31. a liquid storage tank; 32. a metering pump; 33. a first conduit; 34. a second conduit;
4. a control panel;
5. a turnover driving structure;
51. a first motor; 52. a first output shaft; 53. a first fixed column; 531. a through hole; 54. a second fixed column; 55. a first protective housing;
6. a stirring structure;
61. a stirring shaft; 62. a stirring rod; 63. a second motor; 64. a second output shaft; 65. an electric heater; 66. a heating block; 67. a second protective housing.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
The specific embodiments of the present invention described herein are for the purpose of illustration only and are not to be construed as limiting the utility model in any way. Any possible variations based on the present invention may be conceived by the skilled person in the light of the teachings of the present invention, and these should be considered to fall within the scope of the present invention. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "mounted," "connected," and "connected" are to be construed broadly and may include, for example, mechanical or electrical connections, communications between two elements, direct connections, indirect connections through intermediaries, and the like. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 4, the present invention provides a processing apparatus 100 for quartz sand fracturing propping agent, comprising an apparatus body 1 and a control part, wherein the apparatus body 1 is provided with a feed inlet 11 and a discharge outlet 12; a propping agent temporary storage structure 2 capable of being turned over is arranged in the device body 1, a purification cavity 13 is arranged below the propping agent temporary storage structure 2, and the propping agent temporary storage structure 2 is used for temporarily storing and metering materials (quartz sand fracturing propping agent and impurities) and can turn the materials to the purification cavity 13; the device body 1 is communicated with a liquid adding structure 3, the liquid adding structure 3 comprises a liquid storage tank 31 and a metering pump 32, the liquid storage tank 31 is used for storing acid-base liquid, and the metering pump 32 is used for quantitatively inputting the acid-base liquid in the liquid storage tank 31 into the purification cavity 13; proppant structure 2 and measuring pump 32 of keeping in all are connected with the control part electricity, and proppant structure 2 of keeping in measures the material of adding, and with weight signal transport for the control part, the control part starts the control measuring pump according to weight signal, and then can be with the acid-base liquid quantitative transport in the liquid reserve tank to the device body 1 in the purification chamber 13 to this volume of guaranteeing that acid-base liquid adds can not be too much or too little.
In the embodiment, the control part comprises a control panel 4, and the control panel 4 is convenient for an operator to monitor the weight of the material and the addition amount of the acid and the alkali liquor in real time.
In the processing equipment for the quartz sand fracturing propping agent, the temporary propping agent storage structure can measure the added materials, the weight signals are fed back to the control part, and the control part controls the metering pump through the weight signals, so that the acid-alkali liquid in the liquid storage tank can be quantitatively conveyed into the purification cavity in the device body, and the addition amount of the acid-alkali liquid is not too much or too little; the temporary storage structure of the propping agent turns the material to the purification cavity to be mixed with a proper amount of acid and alkali liquor, the automation level of the processing process is high, the control is accurate, and a better purification processing effect can be realized.
Further, as shown in fig. 2, the temporary proppant storage structure 2 includes a temporary storage chamber 21 with an opening at one end, and the temporary storage chamber 21 is used for temporarily storing materials; the bottom of the temporary storage cavity 21 is provided with a weighing plate 22, the weighing plate 22 is used for measuring the weight of the material in the temporary storage cavity, the weighing plate 22 is electrically connected with the control part, and the weighing plate 22 transmits the weight signal of the material in the temporary storage cavity to the control panel 4.
Further, as shown in fig. 2, the temporary proppant storage structure 2 is connected with an overturning driving structure 5, the overturning driving structure 5 includes a first motor 51, the first motor 51 is located at the outer side of the device body 1, and the first motor 51 is connected with the temporary proppant storage structure 2 through a first output shaft 52.
Further, as shown in fig. 2, 3 and 4, a first fixing column 53 is disposed on an inner wall of the device body 1, a through hole 531 is disposed on the first fixing column 53 in a penetrating manner, and the first output shaft 52 can rotatably penetrate through the through hole 531 to be connected with a side wall of the temporary storage chamber 21; the second fixing column 54 is arranged on the other inner wall of the device body 1, the second fixing column 54 is opposite to and coaxial with the first fixing column 53, mounting grooves 211 are formed in two side walls (the centers of the side walls) of the temporary storage chamber 21 (the outer surface sizes of the first fixing column 53 and the second fixing column 54 are matched with the inner diameter size of the mounting grooves 211), and the mounting grooves 211 can be respectively and rotatably sleeved on the first fixing column 53 and the second fixing column 54.
Further, as shown in fig. 2, a first protective housing 55 is provided on an outer wall of the apparatus body 1, and the first motor 51 is fixed in the first protective housing 55.
Further, as shown in fig. 2, a stirring structure 6 is provided in the purification chamber 13.
Further, as shown in fig. 2, the stirring structure 6 includes a stirring shaft 61, a plurality of stirring rods 62 are disposed on an outer wall of the stirring shaft 61, a second motor 63 is disposed on an outer side of the apparatus body 1, and the second motor 63 is electrically connected to the control part; the second motor 63 is connected with the stirring shaft 61 through a second output shaft 64, and the second motor 63 is used for driving the stirring shaft 61 to rotate.
The second motor 63 drives the stirring shaft 61 to rotate, so that the stirring rod 62 on the stirring shaft 61 rotates to drive the acid-alkali liquor to rotate, and therefore the mixing effect of the acid-alkali liquor and the materials (quartz sand fracturing propping agent and impurities) is improved.
Further, as shown in fig. 2, an electric heater 65 is provided in the stirring shaft 61, a heating block 66 is provided in each stirring rod 62, each heating block 66 is electrically connected to the electric heater 65, and the electric heater 65 is electrically connected to the control unit. The control part starts the heating block 66 through the electric heater 65, thereby accelerating the reaction speed of the acid-alkali liquid and the impurities in the materials (the quartz sand fracturing propping agent and the impurities).
Further, as shown in fig. 2, the stirring rods 62 are divided into a plurality of stirring rod groups distributed on the outer wall of the stirring shaft, and the stirring rods 62 of each stirring rod group are uniformly distributed along the circumferential direction of the stirring shaft 61 (may be distributed on the stirring shaft in a rectangular array).
Further, as shown in fig. 2, a second protective casing 67 is provided on the outer wall of the apparatus body 1, and the second motor 63 is fixed in the second protective casing 67.
Further, as shown in fig. 2, the liquid storage tank 31 is disposed on the outer wall of the apparatus body 1, the top of the metering pump 32 is provided with a water pumping end, the bottom of the metering pump is provided with a water outlet end, the bottom of the liquid storage tank 31 is communicated with the water pumping end through a first pipeline 33, and the water outlet end is communicated with the purification chamber through a second pipeline 34.
Further, as shown in fig. 2, a feeding funnel is arranged at the center of the top of the device body 1 in a penetrating manner, and an inlet of the feeding funnel forms a feeding hole 11; the bottom of the device body is communicated with a discharge pipe, and an outlet of the discharge pipe forms a discharge port 12; an electric control valve 14 is arranged on the discharge pipe, and the electric control valve 14 is electrically connected with the control part.
The working principle of the processing equipment 100 for the quartz sand fracturing propping agent is as follows:
inputting materials (quartz sand fracturing propping agent and impurities) into the device body 1 through the feeding hole 11, enabling the materials to fall into a temporary storage chamber 21 of the propping agent temporary storage structure 2, weighing a total weight of the materials by a weighing plate 22, transmitting a weight signal to a control panel 4 (control part), starting a metering pump 32 by the control panel 4 (control part) through the weight signal, and quantitatively conveying acid-base liquid in a liquid storage tank 31 into a purification chamber 13 of the device body 1;
after the acid-alkali liquor is added, the control panel 4 starts the second motor 63, the second motor 63 drives the stirring shaft 61 to rotate, meanwhile, the control panel 4 starts the electric heater 65 and the first motor 51, the heating block 66 heats the acid-alkali liquor, the first motor 51 drives the temporary storage chamber 21 to rotate 180 degrees, and materials in the temporary storage chamber 21 are conveyed into the acid-alkali liquor, so that the materials can be fully mixed with the acid-alkali liquor, and impurities in the materials can be better cleaned; after the cleaning is completed, the electric control valve 14 is opened, and the material is discharged from the discharge pipe (discharge port 12) and enters the next operation.
From the above, the processing equipment for the quartz sand fracturing propping agent has the following beneficial effects:
in the processing equipment for the quartz sand fracturing propping agent, the temporary propping agent storage structure can measure the added materials, the weight signals are fed back to the control part, and the control part controls the metering pump through the weight signals, so that the acid-alkali liquid in the liquid storage tank can be quantitatively conveyed into the purification cavity in the device body, and the addition amount of the acid-alkali liquid is not too much or too little; the temporary storage structure of the propping agent turns the material to the purification cavity to be mixed with a proper amount of acid and alkali liquor, the automation level of the processing process is high, the control is accurate, and a better purification processing effect can be realized;
in the processing equipment of the quartz sand fracturing propping agent, the stirring structure drives the acid-alkali solution to rotate, so that the mixing effect of the acid-alkali solution and the material is improved; an electric heater and a heating block are arranged in the stirring structure to heat the purification cavity, so that the reaction speed of acid-alkali liquor and impurities in the materials is increased.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the utility model should fall within the protection scope of the utility model.
Claims (11)
1. The processing equipment for the quartz sand fracturing propping agent is characterized by comprising a device body and a control part, wherein the device body is provided with a feeding hole and a discharging hole; the device body is internally provided with a temporary proppant storage structure capable of being turned over, a purification cavity is arranged below the temporary proppant storage structure, and the temporary proppant storage structure is used for temporarily storing and metering materials and can turn the materials to the purification cavity; the device body is communicated with a liquid adding structure, the liquid adding structure comprises a liquid storage tank and a metering pump, the liquid storage tank is used for storing acid-alkali liquid, and the metering pump is used for quantitatively inputting the acid-alkali liquid in the liquid storage tank into the purification cavity; the temporary proppant storage structure and the metering pump are electrically connected with the control part.
2. The apparatus of claim 1, wherein the proppant staging structure includes a staging chamber open at one end for staging material; the weighing plate is arranged at the bottom of the temporary storage cavity and used for measuring the weight of the materials in the temporary storage cavity, and the weighing plate is electrically connected with the control part.
3. The apparatus for processing the quartz sand fracturing propping agent of claim 2, wherein the propping agent temporary storage structure is connected with an overturning driving structure, the overturning driving structure comprises a first motor, the first motor is located at the outer side of the apparatus body, and the first motor is connected with the propping agent temporary storage structure through a first output shaft.
4. The processing equipment of the quartz sand fracturing propping agent of claim 3, wherein a first fixing column is arranged on one inner wall of the device body, a through hole is arranged on the first fixing column in a penetrating way, and the first output shaft can rotatably penetrate through the through hole to be connected with one side wall of the temporary storage chamber; the device is characterized in that a second fixing column is arranged on the other inner wall of the device body, the second fixing column and the first fixing column are arranged oppositely and coaxially, mounting grooves are formed in two side walls of the temporary storage cavity, and the mounting grooves can be respectively and rotatably sleeved on the first fixing column and the second fixing column.
5. The processing equipment of quartz sand fracturing propping agent of claim 3, characterized in that a first protective housing is provided on the outer wall of said device body, and said first motor is fixed in said first protective housing.
6. The apparatus of claim 2, wherein an agitation structure is disposed within the purification chamber.
7. The processing equipment of the quartz sand fracturing propping agent as claimed in claim 6, wherein said stirring structure comprises a stirring shaft, a plurality of stirring rods are arranged on the outer wall of said stirring shaft, a second motor is arranged on the outer side of said device body, and said second motor is electrically connected with a control part; the second motor is connected with the stirring shaft through a second output shaft and is used for driving the stirring shaft to rotate.
8. The apparatus for processing a quartz sand fracturing proppant as set forth in claim 7, wherein an electric heater is provided in said stirring shaft, a heating block is provided in each of said stirring rods, each of said heating blocks is electrically connected to said electric heater, and said electric heater is electrically connected to said control section.
9. The apparatus for processing the quartz sand fracturing proppant as set forth in claim 7, wherein a plurality of said stirring rods are divided into a plurality of stirring rod groups and distributed on the outer wall of said stirring shaft, and a plurality of said stirring rods of each stirring rod group are uniformly distributed along the circumferential direction of the stirring shaft.
10. The apparatus for processing a quartz sand fracturing proppant as set forth in claim 2, wherein said reservoir is disposed on an outer wall of said apparatus body, a water pumping end is disposed on a top portion of said metering pump, a water outlet end is disposed on a bottom portion of said metering pump, a bottom portion of said reservoir is communicated with said water pumping end through a first pipe, and said water outlet end is communicated with said purification chamber through a second pipe.
11. The processing equipment for the quartz sand fracturing propping agent as claimed in claim 2, wherein a feed hopper is arranged through the center of the top of the device body, and the inlet of the feed hopper forms the feed inlet; the bottom of the device body is communicated with a discharge pipe, and an outlet of the discharge pipe forms the discharge port; an electric control valve is arranged on the discharge pipe and electrically connected with the control part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122075884.5U CN215586049U (en) | 2021-08-31 | 2021-08-31 | Processing equipment for quartz sand fracturing propping agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122075884.5U CN215586049U (en) | 2021-08-31 | 2021-08-31 | Processing equipment for quartz sand fracturing propping agent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215586049U true CN215586049U (en) | 2022-01-21 |
Family
ID=79883498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122075884.5U Active CN215586049U (en) | 2021-08-31 | 2021-08-31 | Processing equipment for quartz sand fracturing propping agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215586049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115649516A (en) * | 2022-12-26 | 2023-01-31 | 河北源润医疗器械股份有限公司 | Packaging machine with circulating pushing device |
-
2021
- 2021-08-31 CN CN202122075884.5U patent/CN215586049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115649516A (en) * | 2022-12-26 | 2023-01-31 | 河北源润医疗器械股份有限公司 | Packaging machine with circulating pushing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9447313B2 (en) | Hydration system for hydrating an additive and method | |
| CN215586049U (en) | Processing equipment for quartz sand fracturing propping agent | |
| CN207478810U (en) | A kind of ore dressing flotation reagent quantitative adding set | |
| US20140262338A1 (en) | Blender system with multiple stage pumps | |
| CN102866041A (en) | Oil-water gas online sampling system | |
| CN104389576B (en) | A kind of field apparatus and its method of work that fracturing process is laid for proppant earthworm cellular type | |
| CN203178168U (en) | Device for testing high-temperature erosion performance of oil well tubular column | |
| CN210964789U (en) | Automatic adding device for medicament | |
| CN205774189U (en) | Emulsion safety production system | |
| KR101042622B1 (en) | Apparatus for manufacturing mixed soil, and construction method thereof | |
| CN205238303U (en) | Mixing conveyer of brick maker | |
| CN206980657U (en) | A kind of automatic recipe maker for petroleum fracturing propping agent production | |
| CN211306913U (en) | Concrete mixing device | |
| CN203611360U (en) | Preparation device for foamed concrete | |
| CN103831055B (en) | A kind of mixing procedure of pearl stone sound absorbing baffle raw material and equipment | |
| CN104741028A (en) | Automatic adding device for high-molecular polymers | |
| CN209406157U (en) | A kind of tracer delivery device | |
| CN208291958U (en) | A kind of storing unit of petroleum fracturing propping agent | |
| CN105080412A (en) | Automatic continuous blending apparatus for fracturing fluid | |
| CN215901403U (en) | Modified asphalt production equipment | |
| CN211374411U (en) | Density tester for petroleum products | |
| CN204252997U (en) | A kind of site plant for the laid fracturing process of proppant earthworm cellular type | |
| CN211415830U (en) | Be used for plastic granules production mixer | |
| CN209271357U (en) | A kind of stock stirring device of silicon nitride | |
| CN207373448U (en) | A kind of uniform distribution device and the mixer using the device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |