CN111322023B - Petroleum solid control and separation system - Google Patents
Petroleum solid control and separation system Download PDFInfo
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- CN111322023B CN111322023B CN202010163071.9A CN202010163071A CN111322023B CN 111322023 B CN111322023 B CN 111322023B CN 202010163071 A CN202010163071 A CN 202010163071A CN 111322023 B CN111322023 B CN 111322023B
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- 239000007787 solid Substances 0.000 title claims abstract description 63
- 239000003208 petroleum Substances 0.000 title claims abstract description 38
- 238000000926 separation method Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 20
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 16
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 16
- 241001330002 Bambuseae Species 0.000 claims description 16
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 16
- 239000011425 bamboo Substances 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 12
- 229910000838 Al alloy Inorganic materials 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 229910001018 Cast iron Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- 238000005553 drilling Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Road Paving Machines (AREA)
Abstract
The invention relates to the technical field of petroleum equipment and discloses a petroleum solid control and separation system which comprises an installation base body, wherein petroleum solid control equipment is fixedly installed at the top of the installation base body, inclined ladders with one ends fixedly connected with the installation base body are fixedly installed on the left side and the right side of the petroleum solid control equipment, and an annular base plate is fixedly installed at the top of the installation base body and positioned outside the petroleum solid control equipment. This oil solid control and piece-rate system, through setting up the air pump, the exhaust tube, the air feed pipe, generate heat stick and jet-propelled pipe, the user is when the user is using equipment, the temperature in the environment that temperature sensor real-time supervision oil solid control equipment locates sends the controller to, if the temperature is less than the default in the controller, the stick that generates heat is opened to the controller, the air pump blows the hot-air in with the sealed cowling to oil solid control equipment through jet-propelled pipe, so, the temperature of the environment that oil solid control equipment locates can not hang down excessively, equipment can be in low temperature weather normal operating.
Description
Technical Field
The invention relates to the technical field of petroleum equipment, in particular to a petroleum solid control and separation system.
Background
The oil solid control system is mainly used for controlling and separating the solids of the oil drilling fluid, can recycle the drilling fluid, and is also called a mud purification system, the oil solid control system is mainly used for controlling and separating the solids of the oil drilling fluid, and can recycle the drilling fluid, and is also called a mud purification system, and is suitable for the drilling process of 2000 + 7000 m oil wells.
The traditional oil solid control system is simple in structure, when the outside air temperature is lower than zero, liquid inside the equipment is solidified and frozen, the equipment cannot normally operate, the equipment is easy to damage, and a user is very annoying, so that the oil solid control and separation system is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a petroleum solid control and separation system which has the advantages of normal operation in low-temperature weather and the like, and solves the problems that the traditional petroleum solid control system is simple in structure, liquid in equipment is solidified and frozen when the outside air temperature is lower than zero, the equipment cannot normally operate, the equipment is easy to damage, and a user is very annoying.
(II) technical scheme
In order to achieve the purpose of normal operation in low-temperature weather, the invention provides the following technical scheme: the utility model provides a petroleum solid control and piece-rate system, includes the installation base member, the top fixed mounting of installation base member has the solid accuse equipment of petroleum, the equal fixed mounting in the left and right sides of the solid accuse equipment of petroleum has one end and the inclined ladder of installation base member fixed connection, the top of installation base member just is located the outside fixed mounting of the solid accuse equipment of petroleum has annular base plate, annular positioning groove has been seted up at the top of annular base plate, the inside movable mounting of annular positioning groove has one end to extend to the fender section of thick bamboo that encloses above the annular base plate, the equal movable mounting in the left and right sides of annular base plate has quantity for two and one end runs through the annular base plate and encloses the screw thread restriction nail that keeps off a section of thick bamboo and extend to annular base plate inside, the right side that encloses a fender section of thick bamboo inlays and is equipped with the dodge gate, it further includes shell plate, built-in board and contact plate to enclose a fender section of thick bamboo, the inner wall fixed mounting of shell plate has built-in board, the inner wall of the built-in plate is fixedly provided with a contact plate, the top of the enclosing and blocking cylinder is fixedly provided with an annular fixed plate, the top of the annular fixed plate is provided with an annular clamping groove, the inside of the annular clamping groove is movably provided with an annular butt plate, one end of the annular butt plate extends to the upper part of the annular fixed plate, the top of the annular butt plate is fixedly provided with a cover plate, the left side and the right side of the annular butt plate are both provided with a limiting clamping groove, the left side and the right side of the annular fixed plate are both movably provided with a limiting screw, one end of the limiting screw penetrates through the annular fixed plate and extends to the inside of the limiting clamping groove, the bottom of the cover plate is fixedly provided with a sealing cover, the bottom of the cover plate is fixedly provided with an air pump positioned at the right side of the sealing cover, an air inlet of the air pump is communicated with an exhaust pipe, one end of the air pump is communicated with an air supply pipe, one end of the air supply pipe is communicated with the sealing cover, the bottom of apron and the inside fixed mounting that is located the sealed cowling have quantity to be three stick that generates heat, the bottom intercommunication of sealed cowling has quantity to be three jet-propelled pipe, the bottom of apron and the left side fixed mounting that is located the sealed cowling have temperature sensor, the bottom of apron and the left side fixed mounting that is located temperature sensor have the controller.
Preferably, the inclined ladder is made of stainless steel, the annular positioning groove is matched with the surrounding baffle cylinder, and the annular base plate is a cast iron plate.
Preferably, the annular base plate and the inside of enclosing the fender section of thick bamboo all set up with screw thread restriction nail assorted screw thread through-hole, enclose the inside of fender section of thick bamboo set up with dodge gate assorted door opening, the dodge gate passes through the hinge activity and inlays to establish in the door opening.
Preferably, the outer shell plate is an aluminum alloy plate, the built-in plate is a polyurethane plate, and the contact plate is a stainless steel plate.
Preferably, the annular clamping groove is matched with the annular butt plate, and the bottom of the annular butt plate is an inclined plane.
Preferably, the limiting clamping groove is matched with the limiting screw, one side, opposite to the limiting screw, is an inclined surface, and a threaded through hole matched with the limiting screw is formed in the annular fixing plate.
Preferably, the cover plate is an aluminum alloy plate, and the thickness of the cover plate is two centimeters.
Preferably, the sealing cover is an aluminum alloy cover, and the three heating rods are distributed at the bottom of the cover plate at equal intervals.
Preferably, the heating rod and the temperature sensor are electrically connected with the controller, and the bottom of the gas injection pipe is wide-mouth.
(III) advantageous effects
Compared with the prior art, the invention provides a petroleum solid control and separation system, which has the following beneficial effects:
1. this oil solid control and piece-rate system, through setting up the air pump, the exhaust tube, the air feed pipe, generate heat stick and jet-propelled pipe, the user is when the user is using equipment, the temperature in the environment that temperature sensor real-time supervision oil solid control equipment locates sends the controller to, if the temperature is less than the default in the controller, the stick that generates heat is opened to the controller, the air pump blows the hot-air in with the sealed cowling to oil solid control equipment through jet-propelled pipe, so, the temperature of the environment that oil solid control equipment locates can not hang down excessively, equipment can be in low temperature weather normal operating.
2. This oil solid control and piece-rate system, through setting up annular base plate, annular positioning groove, enclose a fender section of thick bamboo and screw thread restriction nail, the user is when the user is using equipment, if ambient temperature rising temperature does not influence the normal operating of oil solid control equipment, the user rotates the restriction screw and breaks away from the restriction draw-in groove, annular butt plate loses spacingly, dismantle the apron, rotate screw thread restriction nail and break away from annular base plate and enclose a fender section of thick bamboo, will enclose a fender section of thick bamboo and dismantle, so, the oil is convenient for dismantle the installation of the outside heat preservation equipment of controlling equipment admittedly, user's use has been made things convenient for.
Drawings
FIG. 1 is a schematic diagram of a petroleum solids control and separation system according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A of a petroleum solids control and separation system in accordance with the present invention;
FIG. 3 is an enlarged view at B of FIG. 1 of a petroleum solids control and separation system in accordance with the present invention.
In the figure: the device comprises an installation base body 1, petroleum solid control equipment 2, an inclined ladder 3, an annular base plate 4, an annular positioning groove 5, a surrounding baffle 6, a thread limiting nail 7, a movable door 8, an outer shell plate 9, an inner embedded plate 10, a contact plate 11, an annular fixing plate 12, an annular clamping groove 13, an annular butt joint plate 14, a cover plate 15, a limiting clamping groove 16, a limiting screw 17, a sealing cover 18, an air pump 19, an air exhaust pipe 20, an air supply pipe 21, an air injection pipe 22, a heating rod 23, a temperature sensor 24 and a controller 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a petroleum solid control and separation system comprises an installation base body 1, a petroleum solid control device 2 is fixedly installed on the top of the installation base body 1, inclined ladders 3 with one ends fixedly connected with the installation base body 1 are fixedly installed on the left side and the right side of the petroleum solid control device 2, an annular base plate 4 is fixedly installed on the top of the installation base body 1 and located outside the petroleum solid control device 2, an annular positioning groove 5 is formed in the top of the annular base plate 4, a baffle cylinder 6 with one end extending above the annular base plate 4 is movably installed inside the annular positioning groove 5, the inclined ladders 3 are made of stainless steel, the annular positioning groove 5 is matched with the baffle cylinder 6, the annular base plate 4 is made of cast iron, two thread limiting nails 7 with one ends penetrating through the annular base plate 4 and the baffle cylinder 6 and extending into the annular base plate 4 are movably installed on the left side and the right side of the annular base plate 4, the right side of the enclosure barrel 6 is embedded with a movable door 8, the inner parts of the annular base plate 4 and the enclosure barrel 6 are respectively provided with a threaded through hole matched with the threaded limiting nail 7, the inner part of the enclosure barrel 6 is provided with a door hole matched with the movable door 8, the movable door 8 is movably embedded in the door hole through a hinge, the enclosure barrel 6 further comprises an outer shell plate 9, an inner shell plate 10 and a contact plate 11, the inner wall of the outer shell plate 9 is fixedly provided with the inner shell plate 10, the inner wall of the inner shell plate 10 is fixedly provided with the contact plate 11, the outer shell plate 9 is an aluminum alloy plate, the inner shell plate 10 is a polyurethane plate, the contact plate 11 is a stainless steel plate, the top of the enclosure barrel 6 is fixedly provided with an annular fixed plate 12, the top of the annular fixed plate 12 is provided with an annular clamping groove 13, the inner part of the annular clamping groove 13 is movably provided with an annular butt plate 14, one end of the annular butt plate 14 extends to the upper part of the annular fixed plate 12, and the annular clamping groove 13 is matched with the annular butt plate 14, the bottom of the annular butt plate 14 is an inclined plane, the top of the annular butt plate 14 is fixedly provided with a cover plate 15, the cover plate 15 is an aluminum alloy plate, the thickness of the cover plate 15 is two centimeters, the left side and the right side of the annular butt plate 14 are both provided with limiting clamping grooves 16, the left side and the right side of the annular fixing plate 12 are both movably provided with limiting screws 17, one ends of the limiting screws 17 penetrate through the annular fixing plate 12 and extend to the inside of the limiting clamping grooves 16, the limiting clamping grooves 16 are matched with the limiting screws 17, one side opposite to the limiting screws 17 is an inclined plane, the inside of the annular fixing plate 12 is provided with thread through holes matched with the limiting screws 17, the bottom of the cover plate 15 is fixedly provided with a sealing cover 18, the sealing cover 18 is an aluminum alloy cover, three heating rods 23 are distributed at the bottom of the cover plate 15 at equal intervals, the bottom of the cover plate 15 and the right side of the sealing cover 18 are fixedly provided with an air pump 19, an air inlet of the air pump 19 is communicated with an air exhaust pipe 20, one end of which penetrates through and extends to the upper part of the cover plate 15, an air outlet of the air pump 19 is communicated with an air supply pipe 21 with one end communicated with the sealing cover 18, the bottom of the cover plate 15 and the inside of the sealing cover 18 are fixedly provided with three heating rods 23, the bottom of the sealing cover 18 is communicated with three air injection pipes 22, the heating rods 23 and the temperature sensors 24 are electrically connected with a controller 25, the bottom of the air injection pipe 22 is wide-mouthed, the bottom of the cover plate 15 and the left side of the sealing cover 18 are fixedly provided with the temperature sensors 24, the bottom of the cover plate 15 and the left side of the temperature sensors 24 are fixedly provided with the controller 25, the air pump 19, the air exhaust pipe 20, the air supply pipe 21, the heating rods 23 and the air injection pipes 22 are arranged, when a user uses the device, the temperature sensors 24 monitor the temperature in the environment where the oil solid control device 2 is located in real time and transmit the temperature to the controller 25, if the temperature is lower than a preset value in the controller 25, the stick 23 that generates heat is opened to controller 25, the hot-air of air pump 19 in with sealed cowling 18 blows to oil solid control equipment 2 through jet-propelled pipe 22, so, the temperature of oil solid control equipment 2 environment can not be low excessively, equipment can be normal operating in low temperature weather, through setting up annular base plate 4, annular positioning groove 5, enclose fender section of thick bamboo 6 and screw thread restriction nail 7, the user is when the user is using equipment, if the temperature that rises does not influence the normal operating of oil solid control equipment 2, the user rotates restriction screw 17 and breaks away from restriction draw-in groove 16, annular butt-joint plate 14 loses spacingly, dismantle apron 15, it breaks away from annular base plate 4 and encloses fender section of thick bamboo 6 to rotate screw thread restriction nail 7, to enclose fender section of thick bamboo 6 dismantlement, so, the outside heat preservation equipment convenient dismantlement installation of oil solid control equipment 2, user's use has been made things convenient for.
To sum up, in the petroleum solid control and separation system, by arranging the air pump 19, the air exhaust pipe 20, the air supply pipe 21, the heating rod 23 and the air injection pipe 22, when a user uses the device, the temperature sensor 24 monitors the temperature in the environment where the petroleum solid control device 2 is located in real time and transmits the temperature to the controller 25, if the temperature is lower than the preset value in the controller 25, the controller 25 starts the heating rod 23, the air pump 19 blows hot air in the sealing cover 18 to the petroleum solid control device 2 through the air injection pipe 22, thus, the temperature of the environment where the petroleum solid control device 2 is located is not too low, the device can normally operate in low-temperature weather, by arranging the annular substrate 4, the annular positioning groove 5, the surrounding barrel 6 and the thread limiting nail 7, when the user uses the device, if the temperature of the environment rises and does not affect the normal operation of the petroleum solid control device 2, the user rotates the limiting screw 17 to separate from the limiting clamping groove 16, annular buttcover plate 14 loses spacingly, dismantle apron 15, it breaks away from annular base plate 4 and encloses a fender section of thick bamboo 6 to rotate screw thread restriction nail 7, it dismantles to enclose a fender section of thick bamboo 6, so, the installation is conveniently dismantled to the outside heat preservation equipment of oil solid control equipment 2, user's use has been made things convenient for, it is simple to have solved traditional oil solid control system simple structure, when outside temperature is less than zero degree, the inside liquid solidification of equipment freezes, the unable normal operating of equipment, and equipment therefore damages easily, the user is very annoying problem to this.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A petroleum solids control and separation system comprising a mounting substrate (1), characterized in that: the oil solid control device is characterized in that the top of the installation base body (1) is fixedly provided with an oil solid control device (2), the left and right sides of the oil solid control device (2) are fixedly provided with an inclined ladder (3) with one end fixedly connected with the installation base body (1), the top of the installation base body (1) is fixedly provided with an annular base plate (4) at the outer part of the oil solid control device (2), the top of the annular base plate (4) is provided with an annular positioning groove (5), the inner part of the annular positioning groove (5) is movably provided with a blocking cylinder (6) with one end extending to the upper part of the annular base plate (4), the left and right sides of the annular base plate (4) are movably provided with two thread limiting nails (7) with one ends penetrating through the annular base plate (4) and the blocking cylinder (6) and extending to the inner part of the annular base plate (4), the right side of the blocking cylinder (6) is embedded with a movable door (8), the enclosure barrel (6) further comprises an outer shell plate (9), a built-in plate (10) and a contact plate (11), the inner wall of the outer shell plate (9) is fixedly provided with the built-in plate (10), the inner wall of the built-in plate (10) is fixedly provided with the contact plate (11), the top of the enclosure barrel (6) is fixedly provided with an annular fixed plate (12), the top of the annular fixed plate (12) is provided with an annular clamping groove (13), the inside of the annular clamping groove (13) is movably provided with an annular butt plate (14) of which one end extends to the upper part of the annular fixed plate (12), the top of the annular butt plate (14) is fixedly provided with a cover plate (15), the left side and the right side of the annular butt plate (14) are both provided with limiting clamping grooves (16), the left side and the right side of the annular fixed plate (12) are both movably provided with limiting screws (17) of which one end extends through the annular fixed plate (12) and extends to the inside of the limiting clamping grooves (16), a sealing cover (18) is fixedly arranged at the bottom of the cover plate (15), an air pump (19) is fixedly arranged at the bottom of the cover plate (15) and positioned at the right side of the sealing cover (18), an air inlet of the air pump (19) is communicated with an air exhaust pipe (20) with one end penetrating and extending to the upper part of the cover plate (15), an air outlet of the air pump (19) is communicated with an air feeding pipe (21) with one end communicated with the sealing cover (18), three heating rods (23) are fixedly arranged at the bottom of the cover plate (15) and inside the sealing cover (18), the bottom of the sealing cover (18) is communicated with three gas injection pipes (22), a temperature sensor (24) is fixedly arranged at the bottom of the cover plate (15) and on the left side of the sealing cover (18), and a controller (25) is fixedly arranged at the bottom of the cover plate (15) and on the left side of the temperature sensor (24).
2. The petroleum solids control and separation system of claim 1, wherein: the inclined ladder (3) is made of stainless steel, the annular positioning groove (5) is matched with the enclosure cylinder (6), and the annular base plate (4) is a cast iron plate.
3. The petroleum solids control and separation system of claim 1, wherein: annular base plate (4) and the inside of enclosing a fender section of thick bamboo (6) all seted up with screw thread restriction nail (7) assorted screw through-hole, the inside of enclosing a fender section of thick bamboo (6) is seted up with dodge gate (8) assorted door opening, dodge gate (8) are inlayed through the hinge activity and are established in the door opening.
4. The petroleum solids control and separation system of claim 1, wherein: the outer shell plate (9) is an aluminum alloy plate, the built-in plate (10) is a polyurethane plate, and the contact plate (11) is a stainless steel plate.
5. The petroleum solids control and separation system of claim 1, wherein: the annular clamping groove (13) is matched with the annular butt joint plate (14), and the bottom of the annular butt joint plate (14) is an inclined plane.
6. The petroleum solids control and separation system of claim 1, wherein: the limiting clamping groove (16) is matched with the limiting screw (17), one side, opposite to the limiting screw (17), is an inclined plane, and a thread through hole matched with the limiting screw (17) is formed in the annular fixing plate (12).
7. The petroleum solids control and separation system of claim 1, wherein: the cover plate (15) is an aluminum alloy plate, and the thickness of the cover plate (15) is two centimeters.
8. The petroleum solids control and separation system of claim 1, wherein: the sealing cover (18) is an aluminum alloy cover, and the three heating rods (23) are distributed at the bottom of the cover plate (15) at equal intervals.
9. The petroleum solids control and separation system of claim 1, wherein: the heating rod (23) and the temperature sensor (24) are electrically connected with the controller (25), and the bottom of the gas injection pipe (22) is wide-mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010163071.9A CN111322023B (en) | 2020-03-10 | 2020-03-10 | Petroleum solid control and separation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010163071.9A CN111322023B (en) | 2020-03-10 | 2020-03-10 | Petroleum solid control and separation system |
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| CN111322023A CN111322023A (en) | 2020-06-23 |
| CN111322023B true CN111322023B (en) | 2022-04-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6044904A (en) * | 1997-12-18 | 2000-04-04 | Csr Polypipe, Inc. | Wellhead assembly |
| US9986853B2 (en) * | 2016-07-08 | 2018-06-05 | AMD Industries, Inc. | Merchandise display system |
| CN205777891U (en) * | 2016-07-20 | 2016-12-07 | 吴江华泰建设工程有限公司 | A kind of road construction construction guard fender |
| CN206190266U (en) * | 2016-11-21 | 2017-05-24 | 北京捷贝通石油技术有限公司 | Petroleum engineering uses electric heating type freeze -proof device in scene |
| CN106945286A (en) * | 2017-04-10 | 2017-07-14 | 华南理工大学 | Environment control unit and method in a kind of hydrogel 3D printing |
| CN207392799U (en) * | 2017-08-25 | 2018-05-22 | 二连市阳澜保温装饰一体化板有限公司 | A kind of constant temperature integrated house |
| CN208137913U (en) * | 2018-02-02 | 2018-11-23 | 克拉玛依市百口泉建筑安装有限责任公司 | A kind of quick-assembling well head heating heat-preserving box |
| CN108442903A (en) * | 2018-05-13 | 2018-08-24 | 江苏鑫鹏晟石油机械有限公司 | A kind of anti-temperature device of multifunctional well head |
| CN109281533A (en) * | 2018-10-17 | 2019-01-29 | 合肥隆扬环保科技有限公司 | A kind of novel energy-saving environment-friendly construction guard fender |
| CN109378747A (en) * | 2018-11-21 | 2019-02-22 | 门雨晴 | A kind of oil-field flooding control system frequency conversion tank |
| CN110043067B (en) * | 2019-04-25 | 2021-03-02 | 中国人民武装警察部队后勤学院 | Steel frame house of quick installation and dismantlement |
| CN110424769B (en) * | 2019-06-14 | 2021-08-31 | 宁波金特信钢铁科技有限公司 | Movable board room |
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