CN108413252A - A kind of Oil Recovery device and oil recovery systems - Google Patents
A kind of Oil Recovery device and oil recovery systems Download PDFInfo
- Publication number
- CN108413252A CN108413252A CN201810464099.9A CN201810464099A CN108413252A CN 108413252 A CN108413252 A CN 108413252A CN 201810464099 A CN201810464099 A CN 201810464099A CN 108413252 A CN108413252 A CN 108413252A
- Authority
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- China
- Prior art keywords
- oil
- oil recovery
- recovery device
- service cylinder
- pipeline
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/10—Arrangements for supervising or controlling working operations for taking out the product in the line
Abstract
The present invention provides a kind of Oil Recovery device and oil recovery systems, are related to Oil Recovery technical field.The Oil Recovery device includes ball collecting chamber, service cylinder and note nitrogen component；The ball collecting chamber with wherein one end of old pipeline for being connected to；The service cylinder with the other end of old pipeline for being connected to；The service cylinder, the old pipeline and the ball collecting chamber together form recovery channel；The inside of the service cylinder is placed with leather cup ball；The leather cup ball can move in the recovery channel, to push fluid to be discharged from the ball collecting chamber；The note nitrogen component is connect with the service cylinder, for noting nitrogen to the recovery channel, to push the leather cup ball to be moved in the recovery channel.It is big that the present invention solves oil truck transport amount existing in the prior art, there is technical issues that.
Description
Technical field
The present invention relates to Oil Recovery technical fields, more particularly, to a kind of Oil Recovery device and oil recovery systems.
Background technology
In product pipeline engineering, construction or change for processed oil pipeline road, be inevitably related to new old pipeline replacement and
The recycling of oil product inside oil pipe.
Oil product in old pipeline is generally delivered to newly the recycling of oil product by the prior art using oil truck or navigable river
In pipeline.But it is long for old pipeline length, and Oil Recovery point is located at urban district, the case where no navigable river, it can only use oil
Tank car is transported, and since Oil Recovery amount is big, the freight volume of oil truck is big, and security risk is also big.
Based on this, the present invention provides a kind of Oil Recovery devices and oil recovery systems to be asked with solving above-mentioned technology
Topic.
Invention content
The purpose of the present invention is to provide a kind of Oil Recovery devices, are transported with solving oil truck existing in the prior art
Freight volume is big, there is technical issues that.
The present invention also aims to provide a kind of oil recovery systems, the oil recovery systems include above-mentioned oil product
Retracting device, for solving above-mentioned technical problem.
Based on above-mentioned first purpose, the present invention provides a kind of Oil Recovery devices, including ball collecting chamber, service cylinder and note nitrogen
Component；
The ball collecting chamber with wherein one end of old pipeline for being connected to；The service cylinder is used to connect with the other end of old pipeline
It is logical；The service cylinder, the old pipeline and the ball collecting chamber together form recovery channel；
The inside of the service cylinder is placed with leather cup ball；The leather cup ball can move in the recovery channel, to push away
Dynamic fluid is discharged from the ball collecting chamber；
The note nitrogen component is connect with the service cylinder, for noting nitrogen to the recovery channel, to push the leather cup ball
It is moved in the recovery channel.
Optionally, above-mentioned Oil Recovery device further includes the first high-voltage tube, and the row at the first high-voltage tube both ends is arranged
Oily air bleeding valve；
One of them described oil extraction air bleeding valve is connect with the ball collecting chamber, another described oil extraction air bleeding valve is used for and new pipe
The oil inlet in road connects.
First high-voltage tube is DN75 high-pressure hoses, the both ends of high-pressure hose by oil extraction air bleeding valve respectively with new pipeline
It is connected with the ball collecting chamber in old pipeline, to be connected to new pipeline and old pipeline, before fluid recycling, closes the oil extraction exhaust on ball collecting chamber
Valve makes old pipeline be in closed state, and to ensure to get angry, even head does not influence old pipeline.
Optionally, above-mentioned Oil Recovery device is provided with gauge assembly on the high-pressure hose；
The gauge assembly is used to measure the size of the air inflow of nitrogen.
High-pressure hose is divided into two parts, one end of first part's high-pressure hose connection gauge assembly by the setting of gauge assembly
And ball collecting chamber, second part high-pressure hose connect the oil inlet of the other end and new pipeline of gauge assembly.
Optionally, above-mentioned Oil Recovery device, the gauge assembly include filter, flowmeter and visor；
The filter and the visor are separately positioned on the both ends of the flowmeter；
The filter is arranged in the flowmeter close to one end of the service cylinder.
There are certain impurity for fluid in old pipeline, shorten use to prevent the fluid for flowing through flowmeter from blocking flowmeter
Service life is provided with filter in the front end of flowmeter, which is used to filter the fluid that will go into flowmeter, to carry
The measuring accuracy of high-flow meter extends the service life of flowmeter.The rear end of flowmeter is provided with visor, and the visor is for observing
The case where high-pressure hose inner fluid flows, to find the safety problem being likely to occur in fluid flow process.
Optionally, the both ends of above-mentioned Oil Recovery device, the gauge assembly are respectively arranged with the first quick opening valve.
First quick opening valve is used cooperatively with gauge assembly, is adjusted in high-pressure hose according to the metric results of gauge assembly
Flow.
Optionally, above-mentioned Oil Recovery device, the note nitrogen component include nitrogen group, water filling gas injection valve and the second high pressure
Pipe；
The nitrogen group and the water filling gas injection valve are separately positioned on the both ends of second high-voltage tube；
The water filling gas injection valve is connect with the service cylinder.
Second high-voltage tube can be high-pressure hose；Nitrogen group by the second high-voltage tube with service cylinder be connected to, in order to
Service cylinder gas injection.Before fluid recycling, the water filling gas injection valve on service cylinder is closed, old pipeline is made to be in closed state.
Optionally, above-mentioned Oil Recovery device further includes oil-leakage-prevention component；
The oil-leakage-prevention component with the oil outlet of new pipeline for connecting, to prevent oil leak.
Optionally, above-mentioned Oil Recovery device, the oil-leakage-prevention component include exhaust oil groove and steel pipe；
The exhaust oil groove is connect with one end of the steel pipe, and the other end of the steel pipe is for the oil outlet with new pipeline
Connection.
Optionally, above-mentioned Oil Recovery device, the ball collecting chamber pass through the two of flange and old pipeline with the service cylinder
End connection.
Based on above-mentioned second purpose, the present invention provides a kind of oil recovery systems, the oil recovery systems include four
A stopple plugging machine and the Oil Recovery device；
The both sides that starting point is removed in old pipeline are arranged in stopple plugging machine described in two of which, other two described stopple plugging machine setting exists
Old pipeline removes the both sides of terminal, so that the fluid in old pipeline is in closed state；
The Oil Recovery device is for the fluid in old pipeline to be recycled in new pipeline.
The Oil Recovery device provided by the invention, including ball collecting chamber, service cylinder and note nitrogen component；The ball collecting chamber is used
It is connected in wherein one end with old pipeline；The service cylinder with the other end of old pipeline for being connected to；It is the service cylinder, described old
Pipeline and the ball collecting chamber together form recovery channel；The inside of the service cylinder is placed with leather cup ball；The leather cup ball energy
It is enough to be moved in the recovery channel, to push fluid to be discharged from the ball collecting chamber；The note nitrogen component connects with the service cylinder
It connects, for noting nitrogen to the recovery channel, to push the leather cup ball to be moved in the recovery channel.Oil provided by the invention
Product retracting device, note nitrogen component inject nitrogen to one end of the close service cylinder of recovery channel, and nitrogen pushes leather cup ball in recovery tube
It is moved towards ball collecting chamber in road, to push the fluid in recovery channel to be discharged from ball collecting chamber.
The oil recovery systems provided by the invention, the oil recovery systems include four stopple plugging machines and described
Oil Recovery device；The both sides that starting point is removed in old pipeline, other two described closure is arranged in stopple plugging machine described in two of which
The both sides that terminal is removed in old pipeline are arranged in machine, so that the fluid in old pipeline is in closed state；The Oil Recovery device
For the fluid in old pipeline to be recycled in new pipeline.Oil Recovery is carried out using oil recovery systems provided by the invention
When, two of which stopple plugging machine setting old pipeline is first removed to the both sides of starting point, to block the oil circuit for removing starting point both ends；It will in addition
The both sides that terminal is removed in old pipeline are arranged in two stopple plugging machines, to block the oil circuit for removing terminal both ends；Old pipeline is cut down, it will be oily
Product retracting device is connect with old pipeline, and the fluid in old pipeline is recycled in new pipeline using the Oil Recovery device.
Based on this, the present invention has Oil Recovery efficient, the small advantage of security risk compared with original technology.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the assembling schematic diagram of Oil Recovery device provided in an embodiment of the present invention；
Fig. 2 is the scheme of installation of stopple plugging machine in oil recovery systems provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram that oil recovery systems provided in an embodiment of the present invention interrupt the oil pumping of pipe point；
Fig. 4 is the schematic diagram that oil recovery systems provided in an embodiment of the present invention interrupt pipe.
Icon：101- ball collecting chambers；102- service cylinders；The first high-voltage tubes of 103-；104- oil extraction air bleeding valves；105- filters；
106- flowmeters；107- visors；The first quick opening valves of 108-；109- nitrogen groups；110- water filling gas injection valves；The second high pressures of 111-
Pipe；112- is vented oil groove；113- steel pipes；200- stopple plugging machines；300- old pipelines；The new pipelines of 400-；500- oil trucks；501- pumps
Pump；600- cold cut cutting mills.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment one
Fig. 1 is the assembling schematic diagram of Oil Recovery device provided in an embodiment of the present invention.
As shown in Figure 1, providing a kind of Oil Recovery device in the present embodiment, the Oil Recovery device includes receiving ball
Cylinder 101, service cylinder 102 and note nitrogen component；
The ball collecting chamber 101 with wherein one end of old pipeline 300 for being connected to；The service cylinder 102 is used for and old pipeline
300 other end connection；The service cylinder 102, the old pipeline 300 and the ball collecting chamber 101 together form recovery channel；
The inside of the service cylinder 102 is placed with leather cup ball；The leather cup ball can move in the recovery channel, with
Fluid is pushed to be discharged from the ball collecting chamber 101；
The note nitrogen component is connect with the service cylinder 102, for noting nitrogen to the recovery channel, to push the leather cup
Ball moves in the recovery channel.
Oil Recovery device provided by the invention, note nitrogen component inject nitrogen to one end of the close service cylinder 102 of recovery channel
Gas, nitrogen push leather cup ball to be moved towards ball collecting chamber 101 in recovery channel, to push the fluid in recovery channel from receipts ball
Cylinder 101 is discharged.
Based on this, the present invention has Oil Recovery efficient, the small advantage of security risk compared with original technology.
Further include the first high-voltage tube 103 in the alternative of the present embodiment, and is arranged at 103 both ends of the first high-voltage tube
Oil extraction air bleeding valve 104；
One of them described oil extraction air bleeding valve 104 is connect with the ball collecting chamber 101, another described oil extraction air bleeding valve 104
For being connect with the oil inlet of new pipeline 400.
First high-voltage tube 103 is DN75 high-pressure hoses, the both ends of high-pressure hose by oil extraction air bleeding valve 104 respectively with
Ball collecting chamber 101 on new pipeline 400 and old pipeline 300 connects, to be connected to new pipeline 400 and old pipeline 300, before fluid recycling,
The oil extraction air bleeding valve 104 on ball collecting chamber 101 is closed, old pipeline 300 is made to be in closed state, is not influenced with the even head that ensures to get angry old
Pipeline 300.
In the above-mentioned technical solutions, further, it is provided with gauge assembly on the high-pressure hose；
The gauge assembly is used to measure the size of the air inflow of nitrogen.
High-pressure hose is divided into two parts, one end of first part's high-pressure hose connection gauge assembly by the setting of gauge assembly
With ball collecting chamber 101, second part high-pressure hose connects the oil inlet of the other end and new pipeline 400 of gauge assembly.
In the above-mentioned technical solutions, further, the gauge assembly includes filter 105, flowmeter 106 and visor
107；
The filter 105 and the visor 107 are separately positioned on the both ends of the flowmeter 106；
The filter 105 is arranged in the flowmeter 106 close to one end of the service cylinder 102.
There are certain impurity for fluid in old pipeline 300, to prevent the fluid for flowing through flowmeter 106 from blocking flowmeter 106
And shorten the working life, the front end of flowmeter 106 is provided with filter 105, which will go into for filtering
Fluid in flowmeter 106 extends the service life of flowmeter 106 to improve the measuring accuracy of flowmeter 106.Flowmeter 106
Rear end be provided with visor 107, the visor 107 for observe high-pressure hose inner fluid flowing the case where, to find fluid stream
The dynamic safety problem being likely to occur in the process.
In the above-mentioned technical solutions, further, the both ends of the gauge assembly are respectively arranged with the first quick opening valve
108。
First quick opening valve 108 is used cooperatively with gauge assembly, and high-pressure hose is adjusted according to the metric results of gauge assembly
Interior flow.
In the alternative of the present embodiment, the note nitrogen component includes that nitrogen group 109, water filling gas injection valve 110 and second are high
Pressure pipe 111；
The nitrogen group 109 and the water filling gas injection valve 110 are separately positioned on the both ends of second high-voltage tube 111；
The water filling gas injection valve 110 is connect with the service cylinder 102.
Second high-voltage tube 111 can be high-pressure hose；Nitrogen group 109 is connected by the second high-voltage tube 111 and service cylinder 102
It is logical, in order to service 102 gas injection of cylinder.Before fluid recycling, the water filling gas injection valve 110 on service cylinder 102 is closed, old pipeline is made
300 are in closed state.
In the alternative of the present embodiment, Oil Recovery device further includes oil-leakage-prevention component；
The oil-leakage-prevention component with the oil outlet of new pipeline 400 for connecting, to prevent oil leak.
In the above-mentioned technical solutions, further, the oil-leakage-prevention component includes exhaust oil groove 112 and steel pipe 113；
The exhaust oil groove 112 is connect with one end of the steel pipe 113, and the other end of the steel pipe 113 is used for and new pipe
The oil outlet in road connects.
New pipeline is connected to exhaust oil groove 112 by oil extraction drain tap, for being vented and preventing oil leak.
Embodiment two
Fig. 2 is the scheme of installation of stopple plugging machine in oil recovery systems provided in an embodiment of the present invention；Fig. 3 is that the present invention is real
The oil recovery systems for applying example offer interrupt the schematic diagram of pipe point oil pumping；Fig. 4 is Oil Recovery system provided in an embodiment of the present invention
System interrupts the schematic diagram of pipe.
This embodiment offers a kind of oil recovery systems, the oil recovery systems, the oil recovery systems include
Oil Recovery device described in four stopple plugging machines 200 and embodiment one；
The both sides that starting point is removed in old pipeline 300, other two described stopple plugging machine is arranged in stopple plugging machine 200 described in two of which
200 are arranged the both sides that terminal is removed in old pipeline 300, so that the fluid in old pipeline 300 is in closed state；
The Oil Recovery device is for the fluid in old pipeline 300 to be recycled in new pipeline 400.
Oil recovery systems provided in an embodiment of the present invention, for the Oil Recovery in 300 replacement process of new old pipeline, profit
It includes the following steps to carry out Oil Recovery with the system：
Step 1, stopple plugging machine 200 is installed.
As shown in Fig. 2, oil recovery systems provided in an embodiment of the present invention, including four stopple plugging machines 200, two of which envelope
The both sides that starting point is removed in old pipeline 300 are arranged in stifled machine 200, and the setting of other two described stopple plugging machine 200 is removed in old pipeline 300
The both sides of terminal, so that the fluid in old pipeline 300 is in closed state.
Step 2, the pipe point that breaks is pumped.
As shown in figure 3, be arranged old pipeline 300 break pipe starting point both sides stopple plugging machine 200 between part, and setting exist
Old pipeline 300 break pipe terminal both sides stopple plugging machine 200 between part, contain fluid, therefore need to pass through pumping before disconnected pipe
Fluid is pumped into oil truck 500 by oil pump 501.
Step 3, break pipe.
As shown in figure 4, disconnected pipe uses cold cut cutting mill 600, specific cutting position to be determined according to the actual conditions at scene.
Step 4, Oil Recovery device is installed in new old pipeline 300.
Specifically, the ball collecting chamber 101 with wherein one end of old pipeline 300 for being connected to；The service cylinder 102 be used for
The other end of old pipeline 300 is connected to；The note nitrogen component is connect with the service cylinder 102, and leather cup ball is placed in service cylinder 102
Portion.
Step 5, by nitrogen group 109 from service cylinder 102 to 300 note nitrogen of old pipeline, leather cup ball is pushed using nitrogen, by
Leather cup ball pushes fluid, and fluid is made to enter new pipeline 400.In both sides construction point arrange special messenger with intercom mutually conveys instruction with
Information, to adjust operation at any time.
Oil recovery systems provided in this embodiment include the Oil Recovery device in embodiment one, therefore, embodiment
The present embodiment is also belonged to the Extended Technology scheme of Oil Recovery device in one, the technical solution that embodiment one has been described is no longer
Repeated description.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of Oil Recovery device, which is characterized in that including ball collecting chamber, service cylinder and note nitrogen component；
The ball collecting chamber with wherein one end of old pipeline for being connected to；The service cylinder with the other end of old pipeline for being connected to；
The service cylinder, the old pipeline and the ball collecting chamber together form recovery channel；
The inside of the service cylinder is placed with leather cup ball；The leather cup ball can move in the recovery channel, to push oil
Liquid is discharged from the ball collecting chamber；
The note nitrogen component is connect with the service cylinder, for noting nitrogen to the recovery channel, to push the leather cup ball in institute
State movement in recovery channel.
2. Oil Recovery device according to claim 1, which is characterized in that further include the first high-voltage tube, and setting exists
The oil extraction air bleeding valve at the first high-voltage tube both ends；
One of them described oil extraction air bleeding valve is connect with the ball collecting chamber, another described oil extraction air bleeding valve is used for and new pipeline
Oil inlet connects.
3. Oil Recovery device according to claim 2, which is characterized in that be provided with metering group on the high-pressure hose
Part；
The gauge assembly is used to measure the size of the air inflow of nitrogen.
4. Oil Recovery device according to claim 3, which is characterized in that the gauge assembly includes filter, flow
Meter and visor；
The filter and the visor are separately positioned on the both ends of the flowmeter；
The filter is arranged in the flowmeter close to one end of the service cylinder.
5. Oil Recovery device according to claim 3, which is characterized in that the both ends of the gauge assembly are respectively arranged with
First quick opening valve.
6. Oil Recovery device according to claim 1, which is characterized in that the note nitrogen component includes nitrogen group, water filling
Gas injection valve and the second high-voltage tube；
The nitrogen group and the water filling gas injection valve are separately positioned on the both ends of second high-voltage tube；
The water filling gas injection valve is connect with the service cylinder.
7. Oil Recovery device according to claim 1, which is characterized in that further include oil-leakage-prevention component；
The oil-leakage-prevention component with the oil outlet of new pipeline for connecting, to prevent oil leak.
8. Oil Recovery device according to claim 7, which is characterized in that the oil-leakage-prevention component include exhaust oil groove and
Steel pipe；
The exhaust oil groove is connect with one end of the steel pipe, and the other end of the steel pipe is used to connect with the oil outlet of new pipeline
It connects.
9. Oil Recovery device according to claim 1, which is characterized in that the ball collecting chamber passes through with the service cylinder
The both ends of flange and old pipeline connect.
10. a kind of oil recovery systems, which is characterized in that the oil recovery systems include four stopple plugging machines, and such as right
It is required that 1-9 any one of them Oil Recovery devices；
The both sides that starting point is removed in old pipeline are arranged in stopple plugging machine described in two of which, other two described stopple plugging machine is arranged in old pipe
The both sides of terminal are removed in road, so that the fluid in old pipeline is in closed state；
The Oil Recovery device is for the fluid in old pipeline to be recycled in new pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810464099.9A CN108413252A (en) | 2018-05-15 | 2018-05-15 | A kind of Oil Recovery device and oil recovery systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810464099.9A CN108413252A (en) | 2018-05-15 | 2018-05-15 | A kind of Oil Recovery device and oil recovery systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108413252A true CN108413252A (en) | 2018-08-17 |
Family
ID=63139569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810464099.9A Pending CN108413252A (en) | 2018-05-15 | 2018-05-15 | A kind of Oil Recovery device and oil recovery systems |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108413252A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110185933A (en) * | 2019-06-24 | 2019-08-30 | 华元创展(香港)有限公司 | Pipeline oil product, which changes, moves system and method |
| CN112574724A (en) * | 2020-12-10 | 2021-03-30 | 中油昆仑管道工程有限公司 | Mud for directional drilling through clay layers |
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| CN208587736U (en) * | 2018-05-15 | 2019-03-08 | 中油昆仑管道工程有限公司 | A kind of Oil Recovery device and oil recovery systems |
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| GB1329436A (en) * | 1969-11-10 | 1973-09-05 | Cupedos Octrooi | Safety devices responsive to leakage in piping |
| CN102755979A (en) * | 2012-07-09 | 2012-10-31 | 中国海洋石油总公司 | Ball receiving and launching barrel for ocean platform |
| KR101465733B1 (en) * | 2013-07-05 | 2014-11-28 | 삼성중공업 주식회사 | Apparatus and method for recovering of remaining oil in waste pipe line and method for recovering of waste pipe line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110185933A (en) * | 2019-06-24 | 2019-08-30 | 华元创展(香港)有限公司 | Pipeline oil product, which changes, moves system and method |
| CN112574724A (en) * | 2020-12-10 | 2021-03-30 | 中油昆仑管道工程有限公司 | Mud for directional drilling through clay layers |
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