CN119288422A - Oil sand separation system and separation method - Google Patents
Oil sand separation system and separation method Download PDFInfo
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- CN119288422A CN119288422A CN202411833368.6A CN202411833368A CN119288422A CN 119288422 A CN119288422 A CN 119288422A CN 202411833368 A CN202411833368 A CN 202411833368A CN 119288422 A CN119288422 A CN 119288422A
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Abstract
The invention discloses an oil sand separation system and a separation method, which belong to the field of oil and gas collection, development and treatment, and comprise an oil sand static pressure buffer container connected with a well outlet oil pipe, wherein a first clean oil outlet pipe is arranged above the oil sand static pressure buffer container, the bottom of the oil sand static pressure buffer container is connected with a heating pipeline, an outlet of the heating pipeline is connected with a centrifugal separation container, the center of the top of the centrifugal separation container is connected with a second clean oil outlet pipe, the bottom of the centrifugal separation container is connected with an inclined atomization filtering container through a pipeline, a feed inlet of the atomization filtering container is arranged at the bottom, a discharge outlet of the atomization filtering container is arranged at the top and is connected with a third clean oil outlet pipe, an atomization cavity is arranged in the atomization filtering container, a plurality of atomization axial small holes are formed in the position, close to the feed inlet, of the atomization cavity is provided with a filter screen, and the inclined bottom of the atomization cavity is provided with a sand collection outlet. The invention can ensure that the sand content of the finally produced oil is extremely low, and the oil content in the separated sand is extremely low.
Description
Technical Field
The invention relates to the field of oil and gas acquisition, development and treatment, in particular to an oil and sand separation system and a separation method.
Background
Because of the complexity of stratum and underground construction operation, sand production phenomenon still exists in part of the production well adopting sand control measures, and the sand directly enters a crude oil treatment pipeline from a crude oil inlet, and the fine sand enters a ground gathering and conveying system and is not removed in time, so that a series of problems such as abrasion of equipment such as a pump, damage of a metering instrument, blockage of an oil pipeline valve, reduction of equipment treatment capacity and the like are caused.
In addition, if the oil-containing fine sand is directly discharged without treatment, not only is the oil contained in the sand not recovered, but also the energy is wasted greatly, and the environment is polluted.
In view of the above, the present invention is directed to an oil sand separation system and a separation method, which overcome the above drawbacks.
Disclosure of Invention
For the problems in the prior art, the oil sand separation system and the oil sand separation method provided by the invention can ensure that the sand content of the finally produced oil is extremely low, and the oil content of the separated sand is extremely low.
In order to achieve the aim, the oil sand separation system comprises an oil sand static pressure buffer container, wherein the oil sand static pressure buffer container is connected with a well outlet oil pipe, a first clean oil outlet pipe is arranged above the oil sand static pressure buffer container, and a heating pipeline is communicated with the bottom of the oil sand static pressure buffer container;
The heating pipeline outlet is communicated with a centrifugal separation container, the center of the top of the centrifugal separation container is communicated with a second clean oil outlet pipe, and the bottom of the centrifugal separation container is communicated with an inclined atomization filtration container through a pipeline;
the feed inlet of the atomization filtering container is arranged at the bottom, and the discharge outlet of the atomization filtering container is arranged at the top and is connected with a third clean oil outlet pipe;
Be equipped with the atomizing chamber in the atomizing filter container, the atomizing chamber is close to the feed inlet position and is equipped with a plurality of atomizing axial apertures, the atomizing chamber is close to the discharge gate position and is equipped with the filter screen, the slope atomizing chamber bottom is equipped with the sand grain and collects the export.
Preferably, the radial sectional area of the oil sand static pressure buffer container is far larger than the radial sectional area of the well outlet oil pipe;
And/or the radial sectional area of the oil sand static pressure buffer container is at least ten times larger than the radial sectional area of the well outlet oil pipe.
Preferably, a mandrel is arranged in the oil sand static pressure buffer container.
Preferably, at least one centrifugal separation container is arranged, and a plurality of centrifugal separation containers are communicated with the outlet of the heating pipeline through a distributor.
Preferably, the oil outlet position of the well outlet oil pipe is positioned below the oil inlet position of the first clean oil outlet pipe.
Preferably, the sand collecting outlet is connected with a sand collecting and squeezing box through a pipeline.
Preferably, the outlets of the first clean oil outlet pipe, the second clean oil outlet pipe and the third clean oil outlet pipe are connected with a total clean oil outlet pipe;
the radial sectional area of the first clean oil outlet pipe is smaller than the radial sectional area of the well outlet pipe;
The radial sectional area of the second clean oil outlet pipe is smaller than that of the heating pipeline;
the radial sectional area of the third clean oil outlet pipe is smaller than the size of the feed inlet of the atomization filtering container.
Preferably, the radial sectional area of the heating pipeline is larger than the radial sectional area of the well outlet oil pipe;
The size of the discharge hole at the bottom of the centrifugal separation container is larger than the radial sectional area of the heating pipeline;
The size of the sand collecting outlet at the bottom of the atomization filtering container is larger than that of the feeding inlet of the atomization filtering container.
The oil sand separation method is realized by the oil sand separation system, and comprises the following specific steps:
a. The crude oil enters an oil sand static pressure buffer container through a well outlet oil pipe, the flow speed of the crude oil is reduced due to the rapid release of the pressure of the crude oil, liquid vortex and precipitation phenomena are generated in the crude oil to rapidly reduce sand grains in the crude oil to the bottom of the oil sand static pressure buffer container, a first clean oil outlet pipe above the oil sand static pressure buffer container is used for transferring clean crude oil above the oil sand static pressure buffer container, and a heating pipeline at the bottom of the oil sand static pressure buffer container is used for transferring crude oil containing sand grains;
b. When the crude oil containing sand grains enters a heating pipeline, the viscosity of the crude oil is reduced by heating so that the molecular activity in the crude oil becomes active, the fluidity of the crude oil is better, and then the crude oil enters a centrifugal separation container;
c. After the oil sand mixed crude oil entering the centrifugal separation container is subjected to centrifugal treatment, the crude oil with smaller density moves towards the center, then is transferred away through a second clean oil outlet pipe, sand grains with larger density move towards the periphery of the centrifugal separation container and are deposited at the bottom of the centrifugal separation container, and then the oil sand mixed crude oil is conveyed into an atomization filtering container through a pipeline;
d. After the oil sand mixed crude oil passes through the atomization axial small hole of the atomization filtering container, the flow cross section is suddenly increased when the oil sand mixed crude oil reenters the atomization cavity, at the moment, the crude oil can form tiny liquid drops which are separated from sand grains, the liquid drop crude oil is filtered by the filter screen and then is transferred away through the third clean oil outlet pipe, and the sand grains in the atomization cavity are transferred away through the sand grain collecting outlet under the action of gravity.
Preferably, the filter screen needs to be replaced periodically.
The invention has the advantages that:
1. According to the invention, after the oil sand entering the atomization filtering container is guided by the atomization axial small holes, the flow cross section of the oil sand is suddenly increased, so that the oil sand can form tiny liquid drops, and then the tiny liquid drops are separated from sand grains, thereby ensuring that the oil content in the final sand grains is extremely low.
2. According to the invention, sand-containing crude oil is continuously treated by a plurality of devices, oil sand is gradually separated, so that the extremely low sand content of produced oil is finally ensured, the harm to blockage and abrasion of original treatment devices is reduced, the service life of crude oil devices is prolonged, the oil content of separated sand is extremely low, and the excessive oil in the collected sand is extruded out at fixed time by virtue of the sand collecting and extruding box, so that the content of the sand is further reduced.
Drawings
FIG. 1 is a schematic diagram of an oil sand separation system;
FIG. 2 is a schematic illustration of an aerosol filtration vessel of the present invention;
FIG. 3 is a cross-sectional view of an aerosol filtration container of the present invention;
FIG. 4 is a side view of the atomizing axial orifice location of the atomizing filter cartridge of the present invention;
fig. 5 is a flow chart of a method of oil sand separation.
In the figure, a 1-oil sand static pressure buffer container, a 2-well outlet pipe, a 3-first clean oil outlet pipe, a 4-heating pipeline, a 5-centrifugal separation container, a 6-second clean oil outlet pipe, a 7-atomization filter container, an 8-third clean oil outlet pipe, a 9-total clean oil outlet pipe, a 10-sand collecting and squeezing box, an 11-distributor, a 71-sand collecting outlet, a 72-atomization axial small hole, a 73-atomization cavity and a 74-filter screen are shown.
Detailed Description
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
As shown in fig. 1 to 4, an oil-sand separation system comprises an oil-sand static pressure buffer container 1, wherein the oil-sand static pressure buffer container 1 is connected with a well outlet oil pipe 2, when sand-containing crude oil enters the oil-sand static pressure buffer container 1 through the well outlet oil pipe 2, the pressure is reduced, the flow rate of the crude oil is reduced, liquid vortex and sedimentation phenomena are generated in the crude oil, sand grains in the crude oil can be quickly reduced to the bottom of the oil-sand static pressure buffer container 1, a first clean oil outlet pipe 3 above the oil-sand static pressure buffer container 1 transfers clean crude oil above the oil-sand static pressure buffer container 1, and a heating pipeline 4 at the bottom of the oil-sand static pressure buffer container 1 transfers the crude oil containing sand grains, so that the first step of oil-sand separation is realized.
The inside of the oil sand static pressure buffer container 1 is preferably provided with a mandrel, high-pressure crude oil enters the inside of the oil sand static pressure buffer container 1 through the well outlet oil pipe 2 and can impact the mandrel, the mandrel can further reduce the flow velocity of the crude oil, and sand sedimentation is guaranteed.
The oil outlet position of the well outlet oil pipe 2 is preferably positioned below the oil inlet position of the first clean oil outlet pipe 3, so that sand grains are prevented from being transferred away through the first clean oil outlet pipe 3 in the crude oil precipitation process.
The radial sectional area of the oil sand static pressure buffer container 1 is far larger than the radial sectional area of the well outlet oil pipe 2, preferably, the radial sectional area of the oil sand static pressure buffer container 1 is at least ten times larger than the radial sectional area of the well outlet oil pipe 2, specifically, the inner diameter of the well outlet oil pipe 2 is assumed to be 0.3 meter, the inner diameter of the oil sand static pressure buffer container 1 is 1 meter, the radial sectional area is increased by nearly 10 times as the crude oil enters the oil sand static pressure buffer container 1 through the well outlet oil pipe 2, and according to the flow rate = flow rate/radial sectional area, the speed of the crude oil flowing at high speed is reduced to 1/10 of the original speed, so sand grains in the crude oil drop to the bottom of the oil sand static pressure buffer container 1 under the action of gravity and are transferred away from the heating pipeline 4.
The viscosity of the heating pipeline 4 is reduced by heating, so that the molecular activity in the crude oil becomes active, the fluidity of the crude oil is better at the moment, the outlet of the heating pipeline 4 is communicated with the centrifugal separation container 5, and the crude oil with high fluidity enters the centrifugal separation container 5.
The center of the top of the centrifugal separation container 5 is communicated with a second clean oil outlet pipe 6, the bottom of the centrifugal separation container 5 is communicated with an inclined atomization filtration container 7 through a pipeline, after oil sand mixed crude oil entering the centrifugal separation container 5 is subjected to centrifugal treatment, crude oil with smaller density moves towards the center, the sand content of the crude oil is extremely low, the sand is transferred away through the second clean oil outlet pipe 6, and sand with larger density moves towards the periphery of the centrifugal separation container 5 and is deposited at the bottom of the centrifugal separation container 5, and then the oil sand mixed crude oil is conveyed into the atomization filtration container 7 through the pipeline.
The centrifugal separation container 5 is provided with at least one, and a plurality of centrifugal separation containers 5 are communicated with the outlet of the heating pipeline 4 through the distributor 11, and the oil sand separation efficiency can be improved and the oil sand separation effect can be improved through synchronous treatment of the plurality of centrifugal separation containers 5.
The invention discloses an atomization filter container 7, which is characterized in that a feed inlet of the atomization filter container 7 is arranged at the bottom, a discharge outlet of the atomization filter container 7 is arranged at the top and is connected with a third clean oil outlet pipe 8, in particular, an atomization cavity 73 is arranged in the atomization filter container 7, a plurality of atomization axial small holes 72 are formed in the position, close to the feed inlet, of the atomization cavity 73, a filter screen 74 is arranged in the position, close to the discharge outlet, of the atomization cavity 73, and a sand collecting outlet 71 is formed in the bottom of the inclined atomization cavity 73.
After the oil-sand mixed crude oil passes through the atomizing axial small holes 72 of the atomizing filter container 7, the flow cross section is suddenly increased when the oil enters the atomizing cavity 73, at this time, the crude oil can form tiny liquid drops and is separated from sand grains, the liquid drop crude oil is filtered by the filter screen 74 and is transferred away through the third clean oil outlet pipe 8, the sand grains in the atomizing cavity 73 are transferred away through the sand grain collecting outlet 71 under the action of gravity, the oil content in finally separated sand is extremely low, and the oil sand content transferred away from the third clean oil outlet pipe 8 is also extremely low.
The sand collecting outlet 71 is connected with a sand collecting and squeezing box 10 through a pipeline, so that redundant oil in the collected sand is squeezed out at regular time, and the sand is separated out and sent to dangerous waste treatment.
The outlets of the first clean oil outlet pipe 3, the second clean oil outlet pipe 6 and the third clean oil outlet pipe 8 are connected with a total clean oil outlet pipe 9, and the oil treated by each container is collected into the total clean oil outlet pipe 9 for subsequent crude oil treatment.
In order to further improve the purity of the oil in the crude oil, the radial sectional area of the first clean oil outlet pipe 3 is preferably smaller than the radial sectional area of the well outlet oil pipe 2, the radial sectional area of the second clean oil outlet pipe 6 is preferably smaller than the radial sectional area of the heating pipeline 4, and the radial sectional area of the third clean oil outlet pipe 8 is preferably smaller than the size of the feed inlet of the atomization filtering container 7, so that the radial sectional area of the pipeline for outputting the oil in the container is smaller than the size of the feed inlet of the oil-sand mixed crude oil on the container, and the oil-sand mixed crude oil entering the container is fully treated in the container.
In addition, the sand content in the oil sand mixed crude oil processed by one container is increased, so that in order to reduce sand sedimentation on a discharge hole of the container or an adjacent discharge pipeline and to prevent blockage accidents, the radial sectional area of the heating pipeline 4 is preferably larger than that of the well outlet oil pipe 2, the size of a discharge hole at the bottom of the centrifugal separation container 5 is preferably larger than that of the heating pipeline 4, and the size of a sand collecting outlet 71 at the bottom of the atomization filtering container 7 is preferably larger than that of a feed hole of the atomization filtering container 7.
The invention also provides an oil sand separation method which is realized by the oil sand separation system, as shown in fig. 5, and comprises the following specific steps:
a. crude oil enters the oil sand static pressure buffer container 1 through the well outlet oil pipe 2, as the pressure of the crude oil is rapidly released, the flow speed of the crude oil is reduced, liquid vortex and precipitation phenomena are generated in the crude oil to rapidly reduce sand grains in the crude oil to the bottom of the oil sand static pressure buffer container 1, a first clean oil outlet pipe 3 above the oil sand static pressure buffer container 1 is used for transferring clean crude oil above the oil sand static pressure buffer container 1, and a heating pipeline 4 at the bottom of the oil sand static pressure buffer container 1 is used for transferring crude oil containing sand grains;
b. when the crude oil containing sand grains enters the heating pipeline 4, the viscosity of the crude oil is reduced by heating so that the molecular activity in the crude oil becomes active, the fluidity of the crude oil is better, and then the crude oil enters the centrifugal separation container 5;
c. After the oil sand mixed crude oil entering the centrifugal separation container 5 is subjected to centrifugal treatment, the crude oil with smaller density moves towards the center and is then transferred away through the second clean oil outlet pipe 6, sand grains with larger density move towards the periphery of the centrifugal separation container 5 and are deposited at the bottom of the centrifugal separation container 5, and then the oil sand mixed crude oil is conveyed into the atomization filtering container 7 through a pipeline;
d. When the oil sand mixed crude oil passes through the atomization axial small holes 72 of the atomization filtering container 7 and then enters the atomization cavity 73, the flow cross section is suddenly increased, at this time, the crude oil can form tiny liquid drops and is separated from sand grains, the liquid drop crude oil is filtered by the filter screen 74 and then is transferred away through the third clean oil outlet pipe 8, the filter screen 74 needs to be replaced periodically, and the sand grains in the atomization cavity 73 are transferred away through the sand grain collecting outlet 71 under the action of gravity.
It should be understood that these examples are for the purpose of illustrating the application only and are not intended to limit the scope of the application. Furthermore, it is to be understood that various changes, modifications and/or variations may be made by those skilled in the art after reading the technical content of the present application, and that all such equivalents are intended to fall within the scope of the present application as defined in the appended claims.
Claims (10)
1. The oil sand separation system is characterized by comprising an oil sand static pressure buffer container (1), wherein the oil sand static pressure buffer container (1) is connected with a well outlet oil pipe (2), a first clean oil outlet pipe (3) is arranged above the oil sand static pressure buffer container (1), and a heating pipeline (4) is communicated with the bottom of the oil sand static pressure buffer container (1);
the outlet of the heating pipeline (4) is communicated with a centrifugal separation container (5), the center of the top of the centrifugal separation container (5) is communicated with a second clean oil outlet pipe (6), and the bottom of the centrifugal separation container (5) is communicated with an inclined atomization filtration container (7) through a pipeline;
the feed inlet of the atomization filtering container (7) is arranged at the bottom, and the discharge outlet of the atomization filtering container (7) is arranged at the top and is connected with a third clean oil outlet pipe (8);
Be equipped with atomizing chamber (73) in atomizing filter vessel (7), atomizing chamber (73) are close to the feed inlet position and are equipped with a plurality of atomizing axial aperture (72), atomizing chamber (73) are close to the discharge gate position and are equipped with filter screen (74), the slope atomizing chamber (73) bottom is equipped with sand grain collection export (71).
2. An oil sand separation system according to claim 1, characterized in that the radial cross-sectional area of the oil sand hydrostatic buffer vessel (1) is much larger than the radial cross-sectional area of the well tubing (2);
and/or the radial sectional area of the oil sand static pressure buffer container (1) is at least ten times larger than the radial sectional area of the well outlet oil pipe (2).
3. An oil sand separation system according to claim 1, characterized in that a mandrel is provided inside the oil sand hydrostatic buffer vessel (1).
4. An oil sand separation system according to claim 1, characterized in that the centrifugal separation vessel (5) is provided with at least one, and that a plurality of the centrifugal separation vessels (5) are each in communication with the outlet of the warming line (4) via a distributor (11).
5. An oil and sand separation system according to claim 1, characterized in that the oil outlet position of the well outlet pipe (2) is located below the oil inlet position of the first clean oil outlet pipe (3).
6. An oil sand separation system according to claim 1, characterized in that the sand collecting outlet (71) is connected by piping to a sand collecting wringing tank (10).
7. An oil sand separation system according to claim 1, characterized in that the outlets of the first clean oil outlet pipe (3), the second clean oil outlet pipe (6) and the third clean oil outlet pipe (8) are connected with a total clean oil outlet pipe (9);
The radial sectional area of the first clean oil outlet pipe (3) is smaller than the radial sectional area of the well outlet pipe (2);
The radial sectional area of the second clean oil outlet pipe (6) is smaller than the radial sectional area of the heating pipeline (4);
the radial sectional area of the third clean oil outlet pipe (8) is smaller than the size of the feed inlet of the atomization filtering container (7).
8. An oil sand separation system according to claim 1, characterized in that the radial cross-sectional area of the warming conduit (4) is larger than the radial cross-sectional area of the well outlet conduit (2);
The size of a discharge hole at the bottom of the centrifugal separation container (5) is larger than the radial sectional area of the heating pipeline (4);
the size of the sand collecting outlet (71) at the bottom of the atomization filtering container (7) is larger than the size of the feeding inlet of the atomization filtering container (7).
9. An oil-sand separation method, characterized in that it is realized by the oil-sand separation system according to any one of claims 1 to 8, comprising the specific steps of:
a. Crude oil enters the oil sand static pressure buffer container (1) through the well outlet oil pipe (2), the pressure of the crude oil is rapidly released, the flow speed of the crude oil is reduced, liquid vortex and precipitation phenomena are generated in the crude oil, sand grains in the crude oil are rapidly reduced to the bottom of the oil sand static pressure buffer container (1), a first clean oil outlet pipe (3) above the oil sand static pressure buffer container (1) is used for transferring clean crude oil above the oil sand static pressure buffer container (1), and a heating pipeline (4) at the bottom of the oil sand static pressure buffer container (1) is used for transferring crude oil containing sand grains;
b. When the crude oil containing sand grains enters the heating pipeline (4), the viscosity of the crude oil is reduced by heating so that the molecular activity in the crude oil becomes active, the fluidity of the crude oil is better, and then the crude oil enters the centrifugal separation container (5);
c. After the oil sand mixed crude oil entering the centrifugal separation container (5) is subjected to centrifugal treatment, the crude oil with smaller density moves towards the center and is then transferred away through the second clean oil outlet pipe (6), sand grains with larger density move towards the periphery of the centrifugal separation container (5) and are deposited at the bottom of the centrifugal separation container (5), and then the oil sand mixed crude oil is conveyed into the atomization filtering container (7) through a pipeline;
d. When the oil sand mixed crude oil passes through the atomization axial small hole (72) of the atomization filtering container (7) and then enters the atomization cavity (73), the flow cross section is suddenly increased, at the moment, the crude oil can form tiny liquid drops which are separated from sand grains, the liquid drop crude oil is filtered by the filter screen (74) and then is transferred away through the third clean oil outlet pipe (8), and the sand grains in the atomization cavity (73) are transferred away through the sand grain collecting outlet (71) under the action of gravity.
10. An oil sand separation method according to claim 9, characterized in that the filter screen (74) is replaced periodically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411833368.6A CN119288422B (en) | 2024-12-13 | Oil sand separation system and separation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411833368.6A CN119288422B (en) | 2024-12-13 | Oil sand separation system and separation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN119288422A true CN119288422A (en) | 2025-01-10 |
| CN119288422B CN119288422B (en) | 2025-04-15 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1491335A (en) * | 1975-02-26 | 1977-11-09 | Janson B | Method of separating solid particles from flue gases |
| US6315837B1 (en) * | 1998-02-02 | 2001-11-13 | Axsia Serck Baker Limited | Oil-sand separation |
| CN201200842Y (en) * | 2008-06-12 | 2009-03-04 | 西南石油大学 | Inclined plate gas-liquid separator |
| CN107930316A (en) * | 2017-11-14 | 2018-04-20 | 张静 | A kind of oil fog purification plant and its application process |
| WO2020160648A1 (en) * | 2019-02-04 | 2020-08-13 | Enovist Inc. | Systems and methods for reducing the particulate content of a liquid-particulate mixture |
| CN112877094A (en) * | 2021-01-12 | 2021-06-01 | 西南石油大学 | A kind of oil sand multistage separation device |
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1491335A (en) * | 1975-02-26 | 1977-11-09 | Janson B | Method of separating solid particles from flue gases |
| US6315837B1 (en) * | 1998-02-02 | 2001-11-13 | Axsia Serck Baker Limited | Oil-sand separation |
| CN201200842Y (en) * | 2008-06-12 | 2009-03-04 | 西南石油大学 | Inclined plate gas-liquid separator |
| CN107930316A (en) * | 2017-11-14 | 2018-04-20 | 张静 | A kind of oil fog purification plant and its application process |
| WO2020160648A1 (en) * | 2019-02-04 | 2020-08-13 | Enovist Inc. | Systems and methods for reducing the particulate content of a liquid-particulate mixture |
| CN112877094A (en) * | 2021-01-12 | 2021-06-01 | 西南石油大学 | A kind of oil sand multistage separation device |
Non-Patent Citations (3)
| Title |
|---|
| 刘建平: "油井返排液除砂装置的设计研究与现场应用", 中国优秀硕士学位论文全文数据库（工程科技Ⅰ辑）, no. 11, 30 November 2017 (2017-11-30), pages 019 - 532 * |
| 张李伟;孙海鸥;韩蕴蕾;: "船用丝网除雾器分离效率计算", 船舶工程, no. 05, 15 October 2007 (2007-10-15), pages 1 - 4 * |
| 邵艳波;南子龙;金治军;张鹏虎;: "除砂工艺在油气集输系统中的应用", 中国石油和化工标准与质量, no. 23, 10 December 2013 (2013-12-10), pages 186 - 187 * |
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