CN108487897A - A kind of device and method of oil well casing spraying removing hydrogen sulfide - Google Patents
A kind of device and method of oil well casing spraying removing hydrogen sulfide Download PDFInfo
- Publication number
- CN108487897A CN108487897A CN201810481536.8A CN201810481536A CN108487897A CN 108487897 A CN108487897 A CN 108487897A CN 201810481536 A CN201810481536 A CN 201810481536A CN 108487897 A CN108487897 A CN 108487897A
- Authority
- CN
- China
- Prior art keywords
- valve
- liquid
- sealing mechanism
- power
- feed liquor
- 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.)
- Granted
Links
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910000037 hydrogen sulfide Inorganic materials 0.000 title claims abstract description 26
- 238000005507 spraying Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000003129 oil well Substances 0.000 title description 7
- 239000007788 liquid Substances 0.000 claims abstract description 70
- 239000007921 spray Substances 0.000 claims abstract description 58
- 239000012530 fluid Substances 0.000 claims abstract description 44
- 238000002347 injection Methods 0.000 claims abstract description 23
- 239000007924 injection Substances 0.000 claims abstract description 23
- 238000011010 flushing procedure Methods 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 40
- 239000000203 mixture Substances 0.000 claims 2
- 239000007789 gas Substances 0.000 abstract description 7
- 238000005406 washing Methods 0.000 abstract description 4
- 239000012808 vapor phase Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 13
- 238000006477 desulfuration reaction Methods 0.000 description 4
- 230000023556 desulfurization Effects 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
Abstract
It sprays the invention discloses a kind of casing and removes the device and method of hydrogen sulfide, which is made of outer barrel, movable injection spray pipe, advancement mechanism, withdrawing mechanism, detent mechanism and feed liquor gate valve；Outer barrel is by clamp connection between feed liquor gate valve and set sluice valve, and movable injection spray pipe is located at the inside of outer barrel, and advancement mechanism is located at the centre of withdrawing mechanism and detent mechanism.The device is in washing well process, nozzle with spraying function is stretched into oil jacket annular space, the flushing fluid containing desulfurizing agent with certain kinetic energy provided using well-flushing pump truck is atomized through nozzle, tiny droplet is formed in oil jacket annular space, increase gas liquid interfacial area, to realize the thorough removal of hydrogen sulphide in the vapor phase.Solve the problems, such as that existing washing well process middle sleeve hydrogen sulfide removal efficiency is low.
Description
Technical field
The present invention relates to a kind of processing unit and method of oil well hydrogen sulfide, more particularly to a kind of oil well casing spraying removing
The device and method of hydrogen sulfide.
Background technology
During heavy crude heat extraction, Sulfur Compounds from Crude Oils can be converted into hydrogen sulfide by thermal cracking, adjoint crude oil output,
Therefore, there can be a large amount of hydrogen sulfide in oil well casing.For producing well, sulfide hydrogen casing gas mainly burned using emptying or
The mode for feeding back oil pipeline is handled.Incineration technology is will to contain H in well site2The casing gas and natural gas of S mixes direct point
Combustion, by H2S is burnt, though the technology can eliminate H2S, but produce SO2, pollution is caused to atmospheric environment；Feed back oil pipeline
Mainly use oil jacket unicom or booster pump, casing gas is delivered to petroleum pipeline, into multi-purpose station after carry out desulfurization process again.It is right
In operation well, before operation, well-flushing is usually carried out, for sulfide hydrogen oil well, oil field is largely using directly with pump at present
The mode that vehicle carries out well-flushing to casing note aqueous alkali (sodium hydroxide solution of pH=11) is handled, due in injection process
Without any water saving measures, and oil jacket annular space sectional area is about 5~6 times of well-flushing pipe cross-sectional product, therefore, when flushing fluid is by well-flushing
Pipeline flow into oil jacket annular space after, flowing full state can not be formed, be in the form of at small plume along internal surface of sleeve pipe flow down, flushing fluid with
Casing gas contact area is small, and mass-transfer efficiency is low, poor to the hydrogen sulfide stripping effect in gas phase in casing, when well-flushing terminates, casing
There are still the sulfide hydrogen casing gas of certain altitude on top, therefore, when playing flowline, operating personnel's life can still be threatened to pacify
Entirely.
Invention content
The present invention provides a kind of device of oil well casing spraying removing hydrogen sulfide in view of the above shortcomings of the prior art
And method, the device are that the nozzle with spraying function is stretched into oil jacket annular space in washing well process, are provided using well-flushing pump truck
The flushing fluid containing desulfurizing agent with certain kinetic energy be atomized through nozzle, form tiny droplet in oil jacket annular space, increase gas-liquid
Contact area, to realize the thorough removal of hydrogen sulphide in the vapor phase.The device solves existing washing well process middle sleeve hydrogen sulfide removal
The low problem of efficiency.
One aspect of the present invention discloses a kind of device of casing spraying removing hydrogen sulfide, which is characterized in that the device
It is made of outer barrel 1, movable injection spray pipe 2, advancement mechanism 3, withdrawing mechanism 4, detent mechanism 5 and feed liquor gate valve 6；Outer barrel 1 passes through card
Hoop is connected between feed liquor gate valve 6 and set sluice valve, and movable injection spray pipe 2 is located at the inside of outer barrel 1, and advancement mechanism 3, which is located at, to be retreated
The centre of mechanism 4 and detent mechanism 5.
The outer barrel 1 is made of shell 11, the first sealing mechanism 12 and the second sealing mechanism 13；First sealing mechanism 12
The inlet side and outlet side of 11 inner wall of sleeve, the first sealing mechanism 12 and the second sealer are located at the second sealing mechanism 13
The distance of structure 13 is 400-500mm.
The movable injection spray pipe 2 is made of inlet tube 21, spray holes 22, fog-spray nozzle 23 and third sealing mechanism 24；Spray
Mist hole 22 is located at the outlet end of movable injection spray pipe 2, and spray holes 22 are uniformly distributed and in the plane at U-shaped, spray holes 22 vertically to
Under；Spray holes 22 are connected with fog-spray nozzle 23 by interface, and the shape of fog-spray nozzle 23 is in cylinder, and inner cavity is by two cones
It is formed with a cylinder；Third sealing mechanism 24 is mounted on the outer wall of inlet tube 21, is located at the first sealing mechanism 12 and second
Between sealing mechanism 13.
The advancement mechanism 3 is by onward impulse liquid liquid feed valve 31, onward impulse liquid blow valve 32, onward impulse liquid pipeline
33 and onward impulse sap cavity 34 form；Onward impulse liquid liquid feed valve 31 and onward impulse liquid blow valve 32 are mounted on onward impulse liquid
On pipeline 33, onward impulse liquid pipeline 33 passes through outer housing 11 and is connected with onward impulse sap cavity 34；Onward impulse sap cavity 34 by
The inner wall of shell 11, the outer wall of inlet tube 21, the first sealing mechanism 12 and third sealing mechanism 24 form.
The withdrawing mechanism 4 is by retrogressing power fluid liquid feed valve 41, retrogressing power fluid blow valve 42, retrogressing power liquid pipeline
43 form with power sap cavity 44 is retreated；It retreats power fluid liquid feed valve 41 and retreats power fluid blow valve 42 and be mounted on retrogressing power fluid
On pipeline 43, retreats power liquid pipeline 43 and pass through outer housing 11 and be connected with power sap cavity 44 is retreated；Retreat power sap cavity 44 by
The inner wall of shell 11, the outer wall of inlet tube 21, the second sealing mechanism 13 and third sealing mechanism 24 form.
The detent mechanism 5 is made of screw thread positioning pin 51 and positioning pin threaded hole 52 and location hole 53；Screw thread positions
Pin 51 is connected through a screw thread with positioning pin threaded hole 52, and positioning pin threaded hole is located at 5~10mm of left side of the first sealing mechanism 12
Place；Location hole 53 is located at 21 outer wall of inlet tube, is 20~30mm at a distance from 21 left end of inlet tube.
In addition, a kind of method for removing hydrogen sulfide of spraying the invention also discloses casing, which is characterized in that this method is specific
Include the following steps：
(1) entrance of outer barrel 1 being connected with feed liquor gate valve 6 with clip respectively, the outlet of outer barrel 1 is connected with set sluice valve,
Feed liquor gate valve 6, advancement mechanism 3 and withdrawing mechanism 4 are connected with pump truck, close all valves.
(2) it is first turned on set sluice valve, secondly open onward impulse liquid liquid feed valve 31 and retreats power fluid blow valve 42, profit
The liquid that pump truck provides is used to be slowly pushed into movable injection spray pipe 2 in the oil jacket annular space of casing through covering sluice valve as power fluid, so
Screw thread positioning pin 51 is screwed in into location hole 53 by positioning pin threaded hole 52 afterwards.
(3) it closes onward impulse liquid liquid feed valve 31 and retreats power fluid blow valve 42, open feed liquor gate valve 6, utilize pump truck
Inner cavity of the flushing fluid containing desulfurizing agent through feed liquor gate valve 6 and movable injection spray pipe 2 is reached into spray holes 22, is formed after fog-spray nozzle 23 thin
Small droplet sprays into oil jacket annular space along vertical downward direction.
(4) feed liquor gate valve 6 is closed after spraying, and secondly screws out screw thread positioning pin 51 from positioning pin threaded hole 52,
Then it opens onward impulse liquid blow valve 32 and retreats power fluid liquid feed valve 41, it will as power fluid using the liquid that pump truck provides
Movable injection spray pipe 2 is all retracted into outer barrel 1.
(5) it closes and retreats power fluid liquid feed valve 41, be then shut off set sluice valve, open and retreat 42 discharge of power fluid blow valve
Retreat the power fluid in power sap cavity 44；Remove the pipeline that feed liquor gate valve 6, advancement mechanism 3 and withdrawing mechanism 4 are connected with pump truck.
(6) clip that outer barrel 1 is connected with feed liquor gate valve 6 and set sluice valve is removed respectively, and processing terminates.
The present invention has the following advantages that compared with prior art：
(1) fog-spray nozzle can be stretched into oil jacket annular space, sprayed along vertical downward direction, it is empty that effectively spraying is established in annular space
Between, the contact rate of desulfurizing agent and hydrogen sulfide is improved, casing hydrogen sulfide desulfurization degree is up to 99.9% or more；
(2) additional large desulfurization equipment is not needed, desulfurization is realized during well-flushing, saves processing cost；
(3) implementing process is simple, operation is simple, safe and reliable.
Description of the drawings
Accompanying drawing 1 is the structural representation of the present invention.
Attached drawing 2 is the distribution map of spray holes of the present invention.
Attached drawing 3 is the sectional view of fog-spray nozzle of the present invention.
Specific implementation mode
In conjunction with attached drawing 1,2 and 3, the present invention is further illustrated.
As shown in attached drawing 1,2 and 3, a kind of device of casing spraying removing hydrogen sulfide, the device is sprayed by outer barrel 1, activity
Pipe 2, advancement mechanism 3, withdrawing mechanism 4, detent mechanism 5 and feed liquor gate valve 6 form；Outer barrel 1 is by clamp connection in feed liquor gate valve
Between 6 and set sluice valve, movable injection spray pipe 2 is located at the inside of outer barrel 1, and advancement mechanism 3 is located at withdrawing mechanism 4 and detent mechanism 5
Centre.
Wherein, outer barrel 1 is made of shell 11, the first sealing mechanism 12 and the second sealing mechanism 13；First sealing mechanism 12
The inlet side and outlet side of 11 inner wall of sleeve, the first sealing mechanism 12 and the second sealer are located at the second sealing mechanism 13
The distance of structure 13 is 400-500mm.
Movable injection spray pipe 2 is made of inlet tube 21, spray holes 22, fog-spray nozzle 23 and third sealing mechanism 24；Spray holes 22
Positioned at the outlet end of movable injection spray pipe 2, spray holes 22 are uniformly distributed and in the plane at U-shaped, and spray holes 22 are vertically downward；Spraying
Hole 22 is connected with fog-spray nozzle 23 by interface, and the shape of fog-spray nozzle 23 is in cylinder, and inner cavity is by two cones and one
Cylinder forms；Third sealing mechanism 24 is mounted on the outer wall of inlet tube 21, is located at the first sealing mechanism 12 and the second sealer
Between structure 13.
Advancement mechanism 3 is by onward impulse liquid liquid feed valve 31, onward impulse liquid blow valve 32, onward impulse liquid pipeline 33 and preceding
It is formed into power sap cavity 34；Onward impulse liquid liquid feed valve 31 and onward impulse liquid blow valve 32 are mounted on onward impulse liquid pipeline
On 33, onward impulse liquid pipeline 33 passes through outer housing 11 and is connected with onward impulse sap cavity 34；Onward impulse sap cavity 34 is by shell
11 inner wall, the outer wall of inlet tube 21, the first sealing mechanism 12 and third sealing mechanism 24 form.
Withdrawing mechanism 4 by retrogressing power fluid liquid feed valve 41, retreat power fluid blow valve 42, retreat power liquid pipeline 43 and after
Move back power sap cavity 44 forms；It retreats power fluid liquid feed valve 41 and retreats power fluid blow valve 42 and be mounted on retrogressing power liquid pipeline
On 43, retreats power liquid pipeline 43 and pass through outer housing 11 and be connected with power sap cavity 44 is retreated；Power sap cavity 44 is retreated by shell
11 inner wall, the outer wall of inlet tube 21, the second sealing mechanism 13 and third sealing mechanism 24 form.
Detent mechanism 5 is made of screw thread positioning pin 51 and positioning pin threaded hole 52 and location hole 53；Screw thread positioning pin 51 with
Positioning pin threaded hole 52 is connected through a screw thread, and positioning pin threaded hole is located at 5~10mm of left side of the first sealing mechanism 12；It is fixed
Position hole 53 is located at 21 outer wall of inlet tube, is 20~30mm at a distance from 21 left end of inlet tube.
A kind of method of casing spraying removing hydrogen sulfide, which is characterized in that this method specifically includes following steps：
(1) entrance of outer barrel 1 being connected with feed liquor gate valve 6 with clip respectively, the outlet of outer barrel 1 is connected with set sluice valve,
Feed liquor gate valve 6, advancement mechanism 3 and withdrawing mechanism 4 are connected with pump truck, close all valves.
(2) it is first turned on set sluice valve, secondly open onward impulse liquid liquid feed valve 31 and retreats power fluid blow valve 42, profit
The liquid that pump truck provides is used to be slowly pushed into movable injection spray pipe 2 in the oil jacket annular space of casing through covering sluice valve as power fluid, so
Screw thread positioning pin 51 is screwed in into location hole 53 by positioning pin threaded hole 52 afterwards.
(3) it closes onward impulse liquid liquid feed valve 31 and retreats power fluid blow valve 42, open feed liquor gate valve 6, utilize pump truck
Inner cavity of the flushing fluid containing desulfurizing agent through feed liquor gate valve 6 and movable injection spray pipe 2 is reached into spray holes 22, is formed after fog-spray nozzle 23 thin
Small droplet sprays into oil jacket annular space along vertical downward direction.
(4) feed liquor gate valve 6 is closed after spraying, and secondly screws out screw thread positioning pin 51 from positioning pin threaded hole 52,
Then it opens onward impulse liquid blow valve 32 and retreats power fluid liquid feed valve 41, it will as power fluid using the liquid that pump truck provides
Movable injection spray pipe 2 is all retracted into outer barrel 1.
(5) it closes and retreats power fluid liquid feed valve 41, be then shut off set sluice valve, open and retreat 42 discharge of power fluid blow valve
Retreat the power fluid in power sap cavity 44；Remove the pipeline that feed liquor gate valve 6, advancement mechanism 3 and withdrawing mechanism 4 are connected with pump truck.
(6) clip that outer barrel 1 is connected with feed liquor gate valve 6 and set sluice valve is removed respectively, and processing terminates.
Claims (7)
1. a kind of device of casing spraying removing hydrogen sulfide, which is characterized in that the device is by outer barrel, movable injection spray pipe, preceding
It is formed into mechanism, withdrawing mechanism, detent mechanism and feed liquor gate valve；Outer barrel by clamp connection feed liquor gate valve and set sluice valve it
Between, movable injection spray pipe is located at the inside of outer barrel, and advancement mechanism is located at the centre of withdrawing mechanism and detent mechanism.
2. the device of casing according to claim 1 spraying removing hydrogen sulfide, it is characterised in that the outer barrel by shell,
First sealing mechanism and the second sealing mechanism composition；First sealing mechanism and the second sealing mechanism be located at sleeve lining into
The distance of mouth side and outlet side, the first sealing mechanism and the second sealing mechanism is 400-500mm.
3. the device of casing spraying removing hydrogen sulfide according to claim 2, it is characterised in that the movable injection spray pipe
It is made of inlet tube, spray holes, fog-spray nozzle and third sealing mechanism；Spray holes are located at the outlet end of movable injection spray pipe, spray holes
It is uniformly distributed in the plane and at U-typed, spray holes is vertically downward；Spray holes are connected with fog-spray nozzle by interface, fog-spray nozzle
Shape be in cylinder, inner cavity is made of two cones and a cylinder；Third sealing mechanism is mounted on inlet tube
Outer wall, between the first sealing mechanism and the second sealing mechanism.
4. the device of casing according to claim 3 spraying removing hydrogen sulfide, it is characterised in that the advancement mechanism by
Onward impulse liquid liquid feed valve, onward impulse liquid blow valve, onward impulse liquid pipeline and onward impulse sap cavity composition；Onward impulse liquid
Liquid feed valve and onward impulse liquid blow valve are mounted on onward impulse liquid pipeline, onward impulse liquid pipeline pass through outer housing and with it is preceding
It is connected into power sap cavity；Onward impulse sap cavity is by the inner wall of shell, the outer wall of inlet tube, the first sealing mechanism and third sealer
Structure forms.
5. the device of casing spraying removing hydrogen sulfide according to claim 3 or 4, it is characterised in that the withdrawing mechanism
It is made of retrogressing power fluid liquid feed valve, retrogressing power fluid blow valve, retrogressing power liquid pipeline and retrogressing power sap cavity；Retreat power
Liquid liquid feed valve and retreat power fluid blow valve be mounted on retreat power liquid pipeline on, retreat power liquid pipeline pass through outer housing and with
Power sap cavity is retreated to be connected；Power sap cavity is retreated to be sealed by the inner wall of shell, the outer wall of inlet tube, the second sealing mechanism and third
Mechanism forms.
6. the device of casing spraying removing hydrogen sulfide according to claim 3 or 4, it is characterised in that the detent mechanism
It is made of screw thread positioning pin and positioning pin threaded hole and location hole；Screw thread positioning pin is connected through a screw thread with positioning pin threaded hole,
Positioning pin threaded hole is located at 5~10mm of left side of the first sealing mechanism；Location hole is located at feed liquor pipe outer wall, most left with inlet tube
The distance at end is 20~30mm.
7. the method for the casing spraying removing hydrogen sulfide according to any one of claim 1-6 claims, which is characterized in that
This method specifically includes following steps：
(1) entrance of outer barrel is connected with feed liquor gate valve with clip respectively, the outlet of outer barrel is connected with set sluice valve, feed liquor lock
Valve, advancement mechanism and withdrawing mechanism are connected with pump truck, close all valves；
(2) it is first turned on set sluice valve, secondly open onward impulse liquid liquid feed valve and retreats power fluid blow valve, is carried using pump truck
Movable injection spray pipe is slowly pushed into through covering sluice valve in the oil jacket annular space of casing by the liquid of confession as power fluid, then determines screw thread
Position pin screws in location hole by positioning pin threaded hole；
(3) it closes onward impulse liquid liquid feed valve and retreats power fluid blow valve, open feed liquor gate valve, will contain desulfurizing agent using pump truck
Inner cavity of the flushing fluid through feed liquor gate valve and movable injection spray pipe reaches spray holes, tiny droplet is formed after fog-spray nozzle, along vertical
In downward direction spray into oil jacket annular space；
(4) feed liquor gate valve is closed after spraying, secondly screws out screw thread positioning pin from positioning pin threaded hole, before then opening
Into power fluid blow valve and power fluid liquid feed valve is retreated, the liquid provided using pump truck is whole by movable injection spray pipe as power fluid
It is retracted into outer barrel；
(5) it closes and retreats power fluid liquid feed valve, be then shut off set sluice valve, open retrogressing power fluid blow valve discharge and retreat power
Power fluid in sap cavity；Remove the pipeline that feed liquor gate valve, advancement mechanism and withdrawing mechanism are connected with pump truck；
(6) clip that outer barrel is connected with feed liquor gate valve and set sluice valve is removed respectively, and processing terminates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810481536.8A CN108487897B (en) | 2018-05-18 | 2018-05-18 | Device and method for removing hydrogen sulfide by oil well casing pipe spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810481536.8A CN108487897B (en) | 2018-05-18 | 2018-05-18 | Device and method for removing hydrogen sulfide by oil well casing pipe spraying |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108487897A true CN108487897A (en) | 2018-09-04 |
| CN108487897B CN108487897B (en) | 2024-03-01 |
Family
ID=63353036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810481536.8A Active CN108487897B (en) | 2018-05-18 | 2018-05-18 | Device and method for removing hydrogen sulfide by oil well casing pipe spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108487897B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB809676A (en) * | 1955-09-15 | 1959-03-04 | Drake And Fletcher Ltd | Improvements in and relating to spraying apparatus for liquid insecticides and the like |
| CA2411643A1 (en) * | 2001-11-13 | 2003-05-12 | Baker Hughes Incorporated | Fracturing fluids for delayed flow back operations |
| US20040084186A1 (en) * | 2002-10-31 | 2004-05-06 | Allison David B. | Well treatment apparatus and method |
| JP2006168082A (en) * | 2004-12-15 | 2006-06-29 | Fuiisa Kk | Valve nozzle |
| CN1932237A (en) * | 2005-04-27 | 2007-03-21 | 钻石Qc技术公司 | Flue gas injection for heavy oil recovery |
| CN101716904A (en) * | 2009-11-06 | 2010-06-02 | 华中电网有限公司 | Dry ice cleaning vehicle of electrical equipment external insulation |
| US7789159B1 (en) * | 2005-05-27 | 2010-09-07 | Bader Mansour S | Methods to de-sulfate saline streams |
| CN202343081U (en) * | 2011-10-18 | 2012-07-25 | 中国石油化工股份有限公司 | Hydrogen sulfide trapping device |
| CN103563880A (en) * | 2013-11-14 | 2014-02-12 | 哈尔滨工程大学 | Pesticide spraying machine |
| CN206801547U (en) * | 2017-04-27 | 2017-12-26 | 克拉玛依市三达新技术股份有限公司 | The vulcanisation hydrogen process unit of single port oil well |
| CN206794293U (en) * | 2017-04-10 | 2017-12-26 | 成都大漠石油技术有限公司 | It is a kind of to be used to remove the device for being attached to paraffin in petroleum pipeline |
-
2018
- 2018-05-18 CN CN201810481536.8A patent/CN108487897B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB809676A (en) * | 1955-09-15 | 1959-03-04 | Drake And Fletcher Ltd | Improvements in and relating to spraying apparatus for liquid insecticides and the like |
| CA2411643A1 (en) * | 2001-11-13 | 2003-05-12 | Baker Hughes Incorporated | Fracturing fluids for delayed flow back operations |
| US20040084186A1 (en) * | 2002-10-31 | 2004-05-06 | Allison David B. | Well treatment apparatus and method |
| JP2006168082A (en) * | 2004-12-15 | 2006-06-29 | Fuiisa Kk | Valve nozzle |
| CN1932237A (en) * | 2005-04-27 | 2007-03-21 | 钻石Qc技术公司 | Flue gas injection for heavy oil recovery |
| US7789159B1 (en) * | 2005-05-27 | 2010-09-07 | Bader Mansour S | Methods to de-sulfate saline streams |
| CN101716904A (en) * | 2009-11-06 | 2010-06-02 | 华中电网有限公司 | Dry ice cleaning vehicle of electrical equipment external insulation |
| CN202343081U (en) * | 2011-10-18 | 2012-07-25 | 中国石油化工股份有限公司 | Hydrogen sulfide trapping device |
| CN103563880A (en) * | 2013-11-14 | 2014-02-12 | 哈尔滨工程大学 | Pesticide spraying machine |
| CN206794293U (en) * | 2017-04-10 | 2017-12-26 | 成都大漠石油技术有限公司 | It is a kind of to be used to remove the device for being attached to paraffin in petroleum pipeline |
| CN206801547U (en) * | 2017-04-27 | 2017-12-26 | 克拉玛依市三达新技术股份有限公司 | The vulcanisation hydrogen process unit of single port oil well |
Non-Patent Citations (1)
| Title |
|---|
| 张守献、王刚等: "热采井硫化氢的治理技术研究", 《环境工程》, vol. 34, pages 553 - 556 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108487897B (en) | 2024-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104964583A (en) | Normal pressure tower top oil-gas heat exchanging device and heat exchanging method | |
| CN108487897A (en) | A kind of device and method of oil well casing spraying removing hydrogen sulfide | |
| CN205605208U (en) | Adopt oil well wellhead sampling device | |
| CN208486868U (en) | A kind of oil well casing removes the device of hydrogen sulfide by spraying | |
| CN112156618A (en) | Vacuum sintering wax steam dewaxing device and dewaxing process | |
| CN204147777U (en) | Emulsion mixing arrangement | |
| CN208436648U (en) | A kind of spray equipment of fume desulfurizing tower | |
| CN207286993U (en) | Coke-oven plant's vent gas washing system | |
| CN203145914U (en) | Automatic high-pressure sand discharging device | |
| CN205190227U (en) | Compressor oil gas splitter | |
| CN208919708U (en) | Gas field pipeline sulphur removal precipitation equipment | |
| CN201244442Y (en) | Spraying tube | |
| CN103114838A (en) | High-pressure automatic sand discharge device | |
| CN209094161U (en) | A kind of portable soil pollution prosthetic device | |
| CN108607753B (en) | Nozzle device, catalytic cracking system and nozzle dredging method | |
| CN111157429A (en) | Detection device of oil mist separator and application method thereof | |
| CN201625493U (en) | Device for recycling waste tire discomposed oil gas | |
| CN218151035U (en) | Water mist explosion-proof device for low-concentration gas conveying pipeline | |
| CN201417225Y (en) | Closed sampler | |
| CN209539328U (en) | A kind of tubing and casing annular space atomization chemicals dosing plant | |
| CN215413184U (en) | Hopper under heat treatment | |
| CN206668208U (en) | The degradable preset bottom device of oil-water well | |
| CN204283381U (en) | Sewage suction device | |
| CN216653449U (en) | Heavy oil gas treatment device with high condensation point | |
| CN217795390U (en) | Ammonia tail gas absorption tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |