CN108729539A - A method of municipal pipeline is cleaned using ice slurry - Google Patents
A method of municipal pipeline is cleaned using ice slurry Download PDFInfo
- Publication number
- CN108729539A CN108729539A CN201810530164.3A CN201810530164A CN108729539A CN 108729539 A CN108729539 A CN 108729539A CN 201810530164 A CN201810530164 A CN 201810530164A CN 108729539 A CN108729539 A CN 108729539A
- Authority
- CN
- China
- Prior art keywords
- ice slurry
- pipeline
- ice
- cleaning
- municipal 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/053—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction
- B08B9/057—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices being entrained discrete elements, e.g. balls, grinding elements, brushes
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/006—Arrangements or methods for cleaning or refurbishing water conduits
Abstract
The present invention provides a kind of methods for cleaning municipal pipeline using ice slurry, belong to pipeline cleaning method technical field.This cleaning method includes the following steps：A, preparing ice slurry：Ice slurry produces unit and ice slurry storage unit produces high concentration ice slurry within the non-activity duration, and ice slurry produces unit using vehicular power generation unit or fixed power source as power source, and ice slurry storage unit is also using vehicular power generation unit or fixed power source as power source；B, the ice slurry storage unit for having produced ice slurry is transported at municipal pipeline to be cleaned；C, it utilizes ice slurry delivery pump from the valve interface of municipal pipeline high concentration ice slurry, is injected into municipal pipeline to be cleaned, high concentration ice slurry is made to form class solid-state icicle in municipal pipeline and there is mobility；D, it using the pressure or power of original fluid in ice slurry delivery pump or pipeline, pushes high concentration ice slurry stream by municipal pipeline, achievees the purpose that cleaning.This cleaning method cleans pipeline inside using ice slurry, does not use chemical agent, environmentally safe, green safe environmental protection.
Description
Technical field
The invention belongs to pipeline cleaning method technical fields, are related to a kind of method for cleaning municipal pipeline using ice slurry.
Background technology
Municipal pipeline, including tap water supply pipeline, sewer pipe, blow-off line, natural gas line, heat supply pipeline, steaming
Steam pipe road etc., install come into operation when, the positions such as inner wall of the pipe and the place of taking over have impurity etc. during installation
Dirt remains.When pipeline usage time is long, inner wall of the pipe can be attached with the residuals such as dirt, sediment, microorganism, biomembrane, shadow
The purity Coriolis mass requirement for ringing fluids within pipes, reduces pipe network feed flow, can be blocked when serious can not use.Pipe for heat exchange
Road and equipment, inner wall of the pipe residue can influence exchange capability of heat, such as the household ground heating pipe in hot water and steam heat exchange station, heating network
Deng.
In the prior art, the mode cleaned to pipeline inside has following several：High pressure water cleaning, mechanical cleaning (machine
The modes such as device people, artificial cleaning, PIG) and chemical mode cleaning.
High pressure water cleaning：Refer to that water is forced by high pressure water generating device by very high pressure, then by with tiny
The injection apparatus in aperture is converted to fine " water jet " of high speed.(limitation：Inefficient, a large amount of water of cost is used for short distance, is clear
Wash be not thorough, longevity of service).
Mechanical cleaning：It including robot, manually removes contamination, i.e., pipeline is excavated using artificial method and remove dirt (limitation：People
Work cleaning amount is big, working efficiency is low, cleaning is not thorough, even destroys pipeline)；PIG wipers cleaning (limitation：Wiper
The valve by pipeline, reducing can not be moved, is easy to block in elbow, commissure, to clean pipe residues inside, is generally needed more
Time, pigging efficiency is low, and cleaning is not thorough, and PIG blocks pipeline risk height, needs pipe excavation to handle when blocking serious, to pipe
Road and ground failure are big).
Chemical mode cleans：Chemical agent aqueous solution is passed through pipeline, chemical agent reacts with pipeline dirt, divides
Solution, to achieve the purpose that (limitation of removing contamination with solution outflow pipeline：Pipeline is easily corroded, chemical residue cleaning agent causes pipeline
Damage and water pollution, and the aqueous chemical solution intractability after cleaning is larger, costly, causes to pollute and break again to environment
It is bad).
Above-mentioned cleaning way all has respective defect, has limitation when being cleaned to pipeline inside.
Invention content
The present invention in view of the above-mentioned problems existing in the prior art, provides a kind of method for cleaning municipal pipeline using ice slurry.
Object of the invention can be realized by the following technical scheme：
1, a kind of method that municipal pipeline is cleaned using ice slurry, which is characterized in that include the following steps：
A, preparing ice slurry：Ice slurry produces unit and ice slurry storage unit produces high concentration ice slurry, institute within the non-activity duration
It states ice slurry and produces unit using vehicular power generation unit or fixed power source as power source, the ice slurry storage unit is also with movable type
Generating set or fixed power source are as power source；
B, the ice slurry storage unit for having produced ice slurry is transported at municipal pipeline to be cleaned；
C, it utilizes ice slurry delivery pump from the valve interface of municipal pipeline high concentration ice slurry, is injected into municipal administration to be cleaned
In pipeline, so that high concentration ice slurry is formed class solid-state icicle in municipal pipeline and there is mobility；
D, using the pressure or power of original fluid in ice slurry delivery pump or pipeline, high concentration ice slurry stream is pushed to pass through municipal administration
Pipeline achievees the purpose that cleaning.
In a kind of above-mentioned method using ice slurry cleaning municipal pipeline, a concentration of 50%- of the high concentration ice slurry
100%.The concentration of high concentration ice slurry can obtain preferable cleaning performance in 50%-100%.
As a kind of embodiment, the cleaning plant of above-mentioned cleaning method includes that ice slurry produces unit and ice slurry delivery unit,
It includes movable container and ice slurry generator system that the ice slurry, which produces unit, and the ice slurry generator system is mounted on can
In mobile container, the ice slurry delivery unit includes transport vehicle and ice slurry storage tank, and the ice slurry storage tank setting is being transported
On defeated vehicle, ice slurry storage tank is connected with ice slurry generator system and the two is to be detachably connected.It as needed can also be ice
Slurry produces unit and ice slurry delivery unit becomes one formula, packaged type, different size and specification and the entirety of cleaning ability
System.
As another embodiment, movable container can also be substituted with vehicular platform.
Ice slurry, also referred to as fluidic ice, liquid ice, dynamic ice, fluid state ice, fluidisation ice, this cleaning plant includes that ice slurry produces list
Member and ice slurry delivery unit, it includes movable container and ice slurry generator system, packaged type packaging that ice slurry, which produces unit,
Case can be open type, and ice slurry delivery unit includes transport vehicle and ice slurry storage tank, ice slurry storage tank and ice slurry generator system
System is connected by pipeline, is connected for quick distachable.Ice slurry generator system is by the pipeline of connection in ice slurry storage tank
The ice slurry of high concentration and storage is made.Ice slurry generator system is mounted in movable container, and movable container can
Ice slurry generator system is transported to any place preparing ice slurry, ice slurry generator can be also transported near job site,
Timely rapidly preparing ice slurry；Ice slurry storage tank is arranged on transport vehicle, after the ice slurry of quality and concentration needed for acquisition, disconnects
Ice slurry storage tank can be transported to work by the quick distachable connection between ice slurry generator system and ice slurry storage tank, transport vehicle
Place carries out duct cleaning, easy to operate.Pipeline inside is cleaned using ice slurry, do not use chemical agent, to water quality without
Pollution, green safe environmental protection；Ice slurry can be fitted closely with inner wall of the pipe, and cleaning efficiency is high；Ice crystal appearance is mellow and full, does not damage pipe
Road.
In above-mentioned cleaning plant, ice slurry entrance is offered on the ice slurry storage tank and recirculated water (or solution) goes out
Mouthful, ice slurry outlet one is offered on the ice slurry generator and recirculated water (or solution) import, the circulating water outlet pass through pipe
Road is connected with circulating water intake, and the ice slurry outlet one is connected by pipeline with ice slurry entrance.When preparing ice slurry, ice slurry is deposited
Aqueous solution in storage tank flow to the circulating water intake of ice slurry generator from circulating water outlet, enters ice slurry generator later, water-soluble
Liquid generates ice slurry in ice slurry generator, and the ice slurry of generation flow to ice slurry entrance from ice slurry outlet one again, deposited later into ice slurry
The ice slurry concentration for being stored, and being continuously improved in ice slurry storage tank in storage tank.
In above-mentioned cleaning plant, manhole is further opened on the ice slurry storage tank, the manhole vertically prolongs
It stretches.Manhole is inlet and outlet when installing equipment, cleaning for staff and safeguard.
In above-mentioned cleaning plant, pressure compensation opening is further opened at the top of the ice slurry storage tank.
In above-mentioned cleaning plant, the bottom of the ice slurry storage tank offers ice slurry outlet two, the ice slurry outlet
Ice slurry delivery pump, conveyance conduit and shut-off valve are connected on two.Ice slurry outlet two exports for high concentration ice slurry, and ice slurry delivery pump is used
Enter cleaned pipeline in conveying ice slurry or cleaning process provides driving force, when ice slurry need not be conveyed, closes and cut
Only valve.
In above-mentioned cleaning plant, the ice slurry delivery unit further includes electronic box one, and electronic box one is used to convey ice slurry
The control of blender in pump and ice slurry storage tank.
In above-mentioned cleaning plant, the ice slurry storage tank includes outer layer and internal layer, is set between the outer layer and internal layer
It is equipped with thermal insulation layer.The ice slurry storage tank of the structure have good insulation effect, adapt to for a long time store and at a distance
Hauling operation.
In above-mentioned cleaning plant, it further includes compressor module, condenser, dry filter group that the ice slurry, which produces unit,
Part, electronic box two and generating set (be equipped with and use when no externally fed), the ice slurry generator, compressor module, condenser
It is sequentially connected and is each attached in movable container by pipeline with dry filter component, the ice slurry generator, compression
Machine module, condenser are connect with the electronic box two.Generating set is complete equipment stand-by power supply, can be in no external power supply
In the case of supply arrangement, ice slurry produces unit also being capable of work well.If there is fixed external power supply, generator can be cancelled
Group.
Compared with prior art, advantages of the present invention is as follows：
1, safe and reliable.Ice slurry can be fitted closely with inner wall of the pipe, and ice crystal appearance is mellow and full, therefore does not damage pipeline.
2, cleaning efficiency is high.Efficiently, thoroughly than other traditional cleaning methods.
3, operating process is simple.This cleaning plant can efficiently clean pipeline inside, quickly required for manufacture
Ice slurry, and ice slurry is transported to job site.
4, environmentally friendly.This cleaning method cleans pipeline inside using ice slurry, chemical agent is not used, to environment without dirt
Dye, green safe environmental protection.
Description of the drawings
Fig. 1 is the flow diagram of this cleaning method.
Fig. 2 is the structural schematic diagram of this cleaning plant.
Fig. 3 is the schematic diagram of ice slurry delivery unit cleaning municipal pipeline.
In figure, 1, compressor module；1a, compressor；2, condenser；3, dry filter component；4, ice slurry generator；4a,
Ice slurry outlet one；4b, circulating water intake；5, wind turbine；6, electronic box two；7, generating set；8, movable container；9, ice slurry is deposited
Storage tank；10, transport vehicle；11, ice slurry entrance；12, circulating water outlet；13, ice slurry outlet two；14, ice slurry delivery pump；15, end
Valve；16, manhole；17, pressure compensation opening；18, electronic box one；19, rear end gate valve；20, front end valve；21, front end gate valve；22, after
End valve door；23, municipal pipeline；24, discharge pipe.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1, the method for cleaning municipal pipeline using ice slurry, includes the following steps：
A, preparing ice slurry：Ice slurry produces unit and ice slurry storage unit produces high concentration ice slurry, ice within the non-activity duration
Slurry produces unit using vehicular power generation unit or fixed power source as power source, and ice slurry storage unit is also with vehicular power generation unit
Or fixed power source is as power source；
B, the ice slurry storage unit for having produced ice slurry is transported at municipal pipeline 23 to be cleaned；
C, it utilizes ice slurry delivery pump from the valve interface of municipal pipeline high concentration ice slurry, is injected into municipal administration to be cleaned
In pipeline 23, so that high concentration ice slurry is formed class solid-state icicle in municipal pipeline 23 and there is mobility；
D, using the pressure or power of original fluid in ice slurry delivery pump 14 or pipeline, high concentration ice slurry stream is pushed to pass through city
Political affairs pipeline 23, achievees the purpose that cleaning.
Ice slurry, which produces unit, can use vehicular power generation unit as power source, fixed power source can also be used as power
Source can also use fixed power source as power likewise, ice slurry storage unit can use vehicular power generation unit as power source
Source.
As shown in Fig. 2, this cleaning plant, which includes ice slurry, produces unit and ice slurry delivery unit, ice slurry produce unit include can
Mobile container 8 and ice slurry generator 4, ice slurry generator 4 are mounted in movable container 8, ice slurry delivery unit packet
Include transport vehicle 10 and ice slurry storage tank 9, in the present embodiment, ice slurry storage tank 9 is used as ice slurry storage unit, ice slurry storage tank 9 to set
It sets on transport vehicle 10, ice slurry storage tank 9 is connected with ice slurry generator 4 and the two is detachably quickly to connect.
As shown in Fig. 2, in the present embodiment, ice slurry entrance 11 and circulating water outlet 12, ice slurry are offered on ice slurry storage tank 9
Ice slurry outlet one 4a and circulating water intake 4b is offered on generator 4, circulating water outlet 12 passes through pipeline and circulating water intake 4b
It is connected, ice slurry exports a 4a and is connected with ice slurry entrance 11 by pipeline.When preparing ice slurry, water in ice slurry storage tank 9 (or
Solution) the circulating water intake 4b of ice slurry generator 4 is flow to from circulating water outlet 12, enter ice slurry generator 4 later, water is (or molten
Liquid) ice slurry is generated in ice slurry generator 4, the ice slurry of generation exports a 4a from ice slurry again and flow to ice slurry entrance 11, enters later
It is stored in ice slurry storage tank 9 and ice slurry concentration is continuously improved.
As shown in figures 2 and 3, it is preferred that manhole 16 is further opened on ice slurry storage tank 9, manhole 16 vertically extends.
Manhole 16 is inlet and outlet when installing equipment, cleaning for staff and safeguard.
As shown in Fig. 2, preferably, the top of ice slurry storage tank 9 is further opened with pressure compensation opening 17.Pressure compensation opening 17
To balance the external and internal pressure of ice slurry storage tank 9.
As shown in Fig. 2, in the present embodiment, the bottom of ice slurry storage tank 9 offers ice slurry outlet 2 13, ice slurry outlet 2 13
On be connected with ice slurry delivery pump 14 and shut-off valve 15.Ice slurry outlet 2 13 exports for high concentration ice slurry, and ice slurry delivery pump 14 is used for
Conveying and provides driving force at ice slurry for cleaning process, when ice slurry need not be conveyed, closing shut-off valve 15, can prevent ice slurry from
Outflow in ice slurry storage tank 9.
As shown in Figure 2, it is preferred that ice slurry delivery unit further includes electronic box 1, and electronic box 1 is used for ice slurry delivery pump
14 and the electricity consumption situation of blender etc. controlled.
Preferably, ice slurry storage tank 9 includes outer layer and internal layer, thermal insulation layer is provided between outer layer and internal layer.The structure
Ice slurry storage tank 9 have good insulation effect, adapt to for a long time store and remote hauling operation.
As shown in Fig. 2, in the present embodiment, it further includes compressor module 1, condenser 2, dry filter group that ice slurry, which produces unit,
Part 3, electronic box 26 and generating set 7, ice slurry generator 4, compressor module 1, condenser 2 and dry filter component 3 pass through pipeline
Be sequentially connected and be each attached in movable container 8, ice slurry generator 4, compressor module 1, condenser 2 with electronic box two
6 connections.Electronic box 26 is for controlling the electricity consumption situation of ice slurry generator 4, compressor module 1, condenser 2, generating set
7 be the power supply for electrical equipment such as ice slurry generator 4, compressor module 1, condenser 2, therefore, in not external electric supply arrangement
In the case of, ice slurry produces unit also being capable of work well.
As shown in Fig. 2, in the present embodiment, compression module machine includes compressor 1a, oil eliminator, oil strainer and oil pressure
Table, oil eliminator are installed on the exit of compressor 1a, and oil strainer is installed on the oil return line of oil separation and compressor 1a.
Oil eliminator is used to detach the oil from compressor 1a that may be carried in refrigerant vapour, and oil stream is facilitated to be back to compressor 1a.
Oil strainer is used to detect the oil in compressor 1a for detaching the impurity contained in the oil for flowing back to compressor 1a, oil pressure table
Pressure, oil level controllers are for controlling liquid level oily in compressor 1a bodies, to protect compressor 1a.
As shown in Figure 2, it is preferred that be additionally provided with several wind turbines 5 in movable container 8, each wind turbine 5 is and condenser
2 is opposite.Wind turbine 5 can speed up air stream circulation, enhance the cooling effect of condenser 2.
As shown in figure 3, when cleaning pipeline work need to be carried out, disconnects ice slurry and produce between unit and ice slurry delivery unit
Pipeline connects, and ice slurry storage tank 9 quickly can be transported to progress pigging work at municipal pipeline 23 by transport vehicle 10.Delivery unit is included
Power generator etc. can be not required to external power supply running.Ensure that the front end gate valve 21 of municipal pipeline 23, rear end gate valve 19 close before work
It closes, opens front end valve 20, the rear end valve 22 of municipal pipeline 23, the ice slurry of high concentration goes out via the ice slurry of ice slurry storage tank 9
2 13 priorities of mouth flow through in 20 flow in pipes of front end valve of ice slurry delivery pump 14, municipal pipeline 23, and high concentration ice slurry is in pipeline
Interior formation class solid-state icicle, is power with ice slurry delivery pump 14, or utilizes original fluid in pipeline after opening front end gate valve 21
Pressure or power make high concentration ice slurry be slided in pipeline, by the rear end valve 22 of municipal pipeline 23,24 heel row of discharge pipe
Go out, in this process, each substance such as incrustation scale, sludge, microorganism, clast or greasy dirt in pipeline is completed whole with ice slurry discharge
A cleaning process.Ice crystal surface is mellow and full, does not damage inner wall of the pipe, and the mobility that ice slurry has does not block pipeline, can rapidly into
Enter in municipal pipeline 23, since ice slurry is crystalline particles, its diameter is small, good fluidity, can be fitted closely with pipeline wall surface, is formed
Similar to solid-state like, under the action of the frictional force of ice slurry, impurity is removed layer by layer from inner wall of the pipe, reaches cleaning purpose.Cleaning
The impurity fallen is blended in ice slurry, under the driving of ice slurry delivery pump 14 (or under driving of pipe fluid pressure), along pipe
The discharge pipe 24 of road rear end is discharged.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (2)
1. a kind of method for cleaning municipal pipeline using ice slurry, which is characterized in that include the following steps：
A, preparing ice slurry：Ice slurry produces unit and ice slurry storage unit produces high concentration ice slurry, the ice within the non-activity duration
Slurry produces unit using vehicular power generation unit or fixed power source as power source, and the ice slurry storage unit is also with vehicular power generation
Unit or fixed power source are as power source；
B, the ice slurry storage unit for having produced ice slurry is transported at municipal pipeline to be cleaned；
C, it utilizes ice slurry delivery pump from the valve interface of municipal pipeline high concentration ice slurry, is injected into municipal pipeline to be cleaned
It is interior, so that high concentration ice slurry is formed class solid-state icicle in municipal pipeline and there is mobility；
D, using the pressure or power of original fluid in ice slurry delivery pump or pipeline, high concentration ice slurry stream is pushed to be managed by municipal administration
Road achievees the purpose that cleaning.
2. the method according to claim 1 for cleaning municipal pipeline using ice slurry, which is characterized in that the high concentration ice slurry
A concentration of 50%-100%.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017212495038 | 2017-09-27 | ||
| CN201721249503 | 2017-09-27 | ||
| CN201710888797 | 2017-09-27 | ||
| CN2017108887977 | 2017-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108729539A true CN108729539A (en) | 2018-11-02 |
Family
ID=63102440
Family Applications (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810439753.0A Pending CN108554959A (en) | 2017-09-27 | 2018-05-09 | A kind of cleaning plant and method for cleaning cleaning pipeline using ice slurry |
| CN201820686912.2U Active CN208555380U (en) | 2017-09-27 | 2018-05-09 | A kind of cleaning plant using ice slurry cleaning pipeline |
| CN201810531621.0A Ceased CN108704906B (en) | 2017-09-27 | 2018-05-29 | Method for cleaning tap water pipeline by using ice slurry |
| CN201810530164.3A Pending CN108729539A (en) | 2017-09-27 | 2018-05-29 | A method of municipal pipeline is cleaned using ice slurry |
| CN201810530176.6A Withdrawn CN108526150A (en) | 2017-09-27 | 2018-05-29 | A method of using ice slurry cleaning food pipeline |
| CN201810532801.0A Withdrawn CN108723022A (en) | 2017-09-27 | 2018-05-29 | A method of marine piping is cleaned using ice slurry |
| CN201810532779.XA Pending CN108393316A (en) | 2017-09-27 | 2018-05-29 | A method of petrochemical pipe is cleaned using ice slurry |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810439753.0A Pending CN108554959A (en) | 2017-09-27 | 2018-05-09 | A kind of cleaning plant and method for cleaning cleaning pipeline using ice slurry |
| CN201820686912.2U Active CN208555380U (en) | 2017-09-27 | 2018-05-09 | A kind of cleaning plant using ice slurry cleaning pipeline |
| CN201810531621.0A Ceased CN108704906B (en) | 2017-09-27 | 2018-05-29 | Method for cleaning tap water pipeline by using ice slurry |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810530176.6A Withdrawn CN108526150A (en) | 2017-09-27 | 2018-05-29 | A method of using ice slurry cleaning food pipeline |
| CN201810532801.0A Withdrawn CN108723022A (en) | 2017-09-27 | 2018-05-29 | A method of marine piping is cleaned using ice slurry |
| CN201810532779.XA Pending CN108393316A (en) | 2017-09-27 | 2018-05-29 | A method of petrochemical pipe is cleaned using ice slurry |
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| CN (7) | CN108554959A (en) |
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| CN110747945A (en) * | 2019-10-30 | 2020-02-04 | 上海城市水资源开发利用国家工程中心有限公司 | Pipeline and synchronous cleaning and disinfecting method thereof |
| CN112222115A (en) * | 2020-09-25 | 2021-01-15 | 上海城市水资源开发利用国家工程中心有限公司 | Vertical pipeline and cleaning method thereof |
| CN113976553B (en) * | 2021-09-16 | 2023-02-28 | 河海大学 | Pipeline cleaning device based on ice slurry spraying and cleaning method thereof |
| CN114288441A (en) * | 2021-12-27 | 2022-04-08 | 小洖科技(苏州)有限公司 | Method for cleaning and disinfecting water supply pipeline |
| CN115026081A (en) * | 2022-05-11 | 2022-09-09 | 小洖科技(苏州)有限公司 | Ice slurry cleaning method for gas pipeline |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108526150A (en) | 2018-09-14 |
| CN208555380U (en) | 2019-03-01 |
| CN108704906A (en) | 2018-10-26 |
| CN108723022A (en) | 2018-11-02 |
| CN108554959A (en) | 2018-09-21 |
| CN108393316A (en) | 2018-08-14 |
| CN108704906B (en) | 2021-09-24 |
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