CN102229199A - Precipitation prevention additive box for stirring station and additive supply system - Google Patents
Precipitation prevention additive box for stirring station and additive supply system Download PDFInfo
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- CN102229199A CN102229199A CN2011101590799A CN201110159079A CN102229199A CN 102229199 A CN102229199 A CN 102229199A CN 2011101590799 A CN2011101590799 A CN 2011101590799A CN 201110159079 A CN201110159079 A CN 201110159079A CN 102229199 A CN102229199 A CN 102229199A
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Abstract
The invention relates to a precipitation prevention additive box for a stirring station and an additive supply system. The additive box comprises a box body with a feed inlet and a discharge hole, and a working pump. The working pump is communicated with the discharge hole through a pipeline, and a fourth valve for controlling the pipeline to open and close is arranged between the working pump and the discharge hole. The working pump is communicated with the feed inlet of the additive box through a pipeline. The additive box is respectively communicated with the feed inlet and the discharge hole of the additive box from the working pump through the pipelines; valves for controlling the pipelines to open and close are arranged in the pipelines; and an additive in the additive box is driven by the working pump to outflow from the discharge hole and inflow from the feed inlet along the pipelines to form a circulation, so that the additive box has a self-circulating function and the problem of precipitation when the additive box is not in use for a long time is effectively prevented. Only one working pump is required. The additive box can be implemented by communication of the pipelines and opening and closing of the valves.
Description
Technical field
The present invention relates to a kind of additive case, particularly a kind of anti-precipitation additive case that is used for mixing plant.The invention still further relates to additive supply system in addition with this additive case.
Background technology
In concrete production, use various additives, particularly liquid additive, because its premium properties, feature richness uses more and more general.The general iron additive fluid reservoir of fixing that adopts of mixing plant, the mixing plant that also has directly utilizes the plastics additive fluid reservoir of conveniently moving, and dual mode all is furnished with supply line.Because need adopt different additives during the different concrete of preparation, a mixing plant generally is furnished with two or more additive casees and supply line.
But,, after fluid reservoir and supply line length service time, still unavoidably to clean no matter be to be equipped with fixedly or easily mobile, one or a plurality of additive liquid reserve tank.General way is to clean after whole system is disassembled at present, wastes time and energy, and effect is also bad.
As State Intellectual Property Office in 2010.11.24 bulletin, the patent No. is the patent of invention of CN201020130896, discloses a kind of automatic cleaning system that is used for cement concrete stirring device liquid additive scale.This scheme is connected between water tank and the weighing hopper by pipeline, and in the pipeline valve is set, and the switching that comes control piper by the break-make of operated valve is controlled in weighing hopper transporting water, cleaned with this.This scheme function singleness only has the water cleaning function.
In addition, for existing additive case, as not using for a long time, precipitation very easily appears in inner additive, when also not having feasible program effectively to solve the additive case at present not use for a long time, and the problem of additive precipitation.
Summary of the invention
In order to overcome the above-mentioned defective and the deficiency of prior art, the invention provides a kind of sludge proof additive case that is used for mixing plant.Pass through pipeline connection with the charging aperture and the discharging opening of additive case respectively by a working barrel, and be provided with the valve that control opens and closes in the pipeline, drive by working barrel that additive in the additive case flows out along pipeline from discharging opening, the charging aperture inflow, form circulation, effectively prevent the sedimentation problem of additive case when not using for a long time.
In addition, the present invention also provides the supply system of the additive with this additive case.By a working barrel, connect first container and the second easy and additive case, open and close controlling by pipeline connection and valve, not only can realize the water cleaning function, also possess simultaneously to the additive scale hooper and carry additive, self-loopa to prevent functions such as deposition, the self-cleaning of additive case, the cleaning of additive pipeline, and realization is convenient, simple to operate.
A kind of anti-precipitation additive case that is used for mixing plant provided by the invention, comprise the casing that has charging aperture and discharging opening, and working barrel, by pipeline connection and be provided with the 4th valve that control piper opens and closes, pass through pipeline connection between the charging aperture of described working barrel and described additive case between described working barrel and the described discharging opening.
Preferably, be provided with the 3rd valve that control piper opens and closes in described working barrel and the pipeline that described charging aperture is communicated with.
Preferably, described additive case also comprises sewage draining exit, and described sewage draining exit is provided with the 6th valve of its switching of control.
Preferably, the discharging opening of described additive case is positioned at the bottom or the bottom of described additive case, and described discharging opening also is communicated with blowoff line, and is provided with the 7th valve of its switching of control in the described blowoff line.
Preferably, the quantity of described additive case is a plurality of, be connected by pipeline between the charging aperture of each described additive case and the working barrel and be provided with described the 3rd valve that control piper opens and closes, is connected and is provided with described the 4th valve of control piper switching between the discharging opening of each described additive case and the working barrel by pipeline.
Preferably, described additive case also comprises sewage draining exit, and described sewage draining exit is provided with the 6th valve of its switching of control.
Preferably, the discharging opening of described additive case is positioned at the bottom or the bottom of described additive case, and described discharging opening also is communicated with blowoff line, and is provided with the 7th valve of its switching of control in the described blowoff line.
Preferably, described working barrel also is connected with to the additive scale hooper of mixing plant and carries the pipeline of additive and be provided with the 5th valve that control piper opens and closes.
A kind of additive supply system provided by the invention, comprise second container that is used to store additive, also comprise the additive case described in the such scheme, between described second container and the described working barrel by pipeline connection and be provided with second valve that control piper opens and closes.
Preferably, also comprise first container to described additive case transporting water, between described first container and the described working barrel by pipeline connection and be provided with first valve that control piper opens and closes.
Preferably, described first container and described second container are respectively by branch line and shared pipeline connection, and described common pall is communicated with described working barrel.
Preferably, the quantity of described second container is a plurality of, between each described second container and the described working barrel all by pipeline connection and be provided with described second valve that control piper opens and closes.
Preferably, described first valve, second valve, the 3rd valve, the 4th valve, the 5th valve, the 6th valve are Pneumatic butterfly valve and/or manually-operated gate.
The beneficial effect that adopts a kind of anti-precipitation additive case that is used for mixing plant provided by the invention to bring is: (1) is equipped with a working barrel beyond the additive case, working barrel passes through pipeline connection with the charging aperture and the discharging opening of additive case respectively, and be provided with the valve that control opens and closes in the pipeline, drive by working barrel that additive in the additive case flows out along pipeline from discharging opening, the charging aperture inflow, form circulation, make the additive case have the self-loopa function, effectively prevent the sedimentation problem of additive case when not using for a long time.(2) the additive case is provided with sewage draining exit in addition, on the basis of circulating, also can the liquid waste of additive case be discharged by sewage draining exit.(3) in another embodiment, discharging opening is positioned at the bottom or the bottom of additive case, with when working barrel is communicated with, is communicated with a blowoff line in addition, the control of the 7th valve is set in the blowoff line opens and closes.This structure need not be provided with sewage draining exit in addition again, connects blowoff line by charging aperture and realizes that structure is more simple.(4) generally in concrete mixing plant, the quantity of additive case is a plurality of, be convenient to the additive that provides dissimilar, in order to satisfy this demand, in another embodiment, corresponding quantity with the additive case is made as a plurality of, and each additive case is connected with working barrel with valve by pipeline respectively, cooperating between a plurality of additive casees, the function that can realize separately equally being had.
The beneficial effect that adopts a kind of additive supply system provided by the invention to bring is: (1) is on the basis of original additive case and working barrel, second container is set in addition, between second container and the working barrel by pipeline connection and be provided with second valve that control piper opens and closes, realize when the additive in the additive case uses up with this, replenish additive to the additive case.The present invention will pass through pipeline connection between working barrel, additive case, second container, and be equipped with the valve (first valve to the, five valves) that control piper opens and closes on each pipeline, by controlling the break-make of valve in each pipeline, make that certain pipeline is closed, certain pipeline is opened, form combination between a plurality of pipelines, realize different functions, as: carry additive, mixing plant to prevent system's self-loopa of additive deposition when stopping work to mixing plant.And only need a working barrel, and can realize by the connection of pipeline and the switching setting of valve, simple in structure, realize that cost is low, convenient to operation.(2) on the basis of second container, also be provided for storing first container of water in addition, first container is communicated with working barrel by pipeline, and being provided with the control of first valve in the pipeline opens and closes, by operating the switching of first valve and other valves, make up the break-make of each pipeline, realize it being cleaned, supplying water to the additive transfer pipeline additive transfer pipeline is cleaned to the water supply of additive case, and weighing hopper supplied water and weighing hopper is cleaned, the function that makes whole additive supply system is more comprehensively and abundant.(3) first containers and second container pass through branch line and shared pipeline connection separately respectively, common pall is communicated with working barrel again, second container is carried additive by common pall, when needs clean supply line, can operate the water process common pall in first container, realize the common pall of whole conveying additive is cleaned.(4) valve among the present invention can adopt manually-operated gate, also can adopt the valve of automatic control, makes whole supply system realize control automatically.
Description of drawings
Fig. 1 is the overall structure figure of the anti-precipitation of the present invention additive case, and emphasis illustrates the pipeline jointing construction between additive case and the working barrel.
Fig. 2 is the overall structure schematic diagram of additive supply system of the present invention, and emphasis illustrates the syndeton of each pipeline and valve.
Fig. 3 is the structure chart of additive case of the present invention.
Fig. 4 is the overall structure figure of supply system in another embodiment of the present invention, and emphasis illustrates the blowoff line at additive case discharging opening place and the syndeton of the 7th valve.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
As Fig. 1, shown in Figure 3, be a kind of anti-precipitation additive case that is used for mixing plant provided by the invention, comprise the casing 902 that has charging aperture 903 and discharging opening 901, and working barrel 10, between described working barrel 10 and the described discharging opening 901 by pipeline connection and be provided with the 4th valve 4 that control piper opens and closes, pass through pipeline connection between the charging aperture 903 of described working barrel 10 and described additive case 9, described working barrel 10 also is connected with to the additive scale hooper of mixing plant and carries the pipeline of additive and be provided with the 5th valve 5 that control piper opens and closes, and is provided with the 3rd valve 3 of control piper switching in described working barrel 10 and the pipeline that described charging aperture 903 is communicated with.
Additive case provided by the invention is not when using for a long time, open working barrel 10, open the 4th valve 4 and the 3rd valve 3 simultaneously, the additive that drives in the additive casing 902 by working barrel 10 flows out from discharging opening 901, and 903 enter and add box body 902 along pipeline from charging aperture, form circulation, prevent that effectively additive is because of the long-term precipitation that does not flow and cause.
When the additive in the additive casing was passed into disuse, for the ease of discharging liquid waste, described additive case 9 also comprised sewage draining exit 904 as shown in Figure 3, and described sewage draining exit 904 is provided with the 6th valve 6 of its switching of control.When needs are discharged liquid waste, open the 6th valve 6, liquid is discharged get final product.
In another embodiment provided by the invention, additive case as shown in Figure 4, its difference is, described additive case 9 is not provided with sewage draining exit 904 separately, but also be communicated with a blowoff line at discharging opening 901 places, and be provided with the 7th valve 13 in the described blowoff line, the discharging opening 901 of described additive case is positioned at the bottom of described additive case.In addition, for the ease of the discharge of sewage, sewage draining exit 904 also can be located at the bottom of additive case 9, flows out naturally by gravity.
When satisfying the actual use of mixing plant, to need not requiring of additive kind, quantity, in another embodiment provided by the invention, the quantity of described additive case 9 is a plurality of, be connected by pipeline between the charging aperture 903 of each described additive case 9 and the working barrel 10 and be provided with described the 3rd valve 3 that control piper opens and closes, be connected and be provided with described the 4th valve 4 of control piper switching between the discharging opening 901 of each described additive case 9 and the working barrel 10 by pipeline.
As Fig. 2, Fig. 3, shown in Figure 4, be a kind of additive supply system provided by the invention with the anti-precipitation additive case described in the such scheme, comprise second container 8 that is used to store additive, also comprise the additive case 9 described in the foregoing description, by pipeline connection and be provided with second valve 2 that control piper opens and closes, described working barrel 10 also is connected with to the additive scale hooper of mixing plant and carries the pipeline of additive and be provided with the 5th valve 5 that control piper opens and closes between described second container 8 and the described working barrel 10.Store additive in second container 8, when the additive in the additive case 9 uses up, can open second valve 2, the 3rd valve 3, close the 5th valve 5 and the 4th valve 4, start working barrel 10 and in the additive case, carry additive.
As shown in Figure 2, the additive supply system that present embodiment provides also comprises first container 7 to described additive case 9 transporting water, described first container 7 is communicated with branch line 11, described second container 8 is also by branch line 11, and be provided with described second valve 2 in the branch line 11, first container 7 and second container 8 are communicated with shared pipeline 12 by the branch line 11 that is communicated with separately, are provided with described first valve in the common pall 12.On the basis of second container 8, be provided for storing first container 7 of water in addition, first container 7 and second container are communicated with shared pipeline 12 by branch line 11 separately, common pall 12 is communicated with working barrel 10, by operating the switching of first valve 1, second valve 2 and other valves, make up the break-make of each pipeline, realize it being cleaned, supplying water to the additive transfer pipeline additive transfer pipeline is cleaned, and clean to weighing hopper water supply with to weighing hopper to the water supply of additive case.The function that makes whole additive supply system is more comprehensively with abundant.
In order to satisfy the requirement to the additive kind of mixing plant when work, the quantity of described second container is made as 2, between each described second container and the described working barrel all by pipeline connection and be provided with described second valve 2 of control piper switching.Accordingly, the quantity of described additive case 9 is 2, be connected by pipeline between the charging aperture 903 of each described additive case 9 and the working barrel 10 and be provided with described the 3rd valve 3 that control piper opens and closes, be connected and be provided with described the 4th valve 4 of control piper switching between the discharging opening 901 of each described additive case 9 and the working barrel 10 by pipeline.
In the present embodiment, described first valve 1, second valve 2, the 3rd valve 3, the 4th valve 4, the 5th valve 5, the 6th valve 6 are Pneumatic butterfly valve, also can all adopt manually-operated gate, or Pneumatic butterfly valve are used in combination with manually-operated gate.
As shown in Figure 2, supply system provided by the invention can realize multiple function, introduces its course of work below one by one, and control method.
When 1, needing to replenish additive, close first valve 1, the 5th valve 5, the 4th valve 4, the 6th valve 6, open second valve 2 and additive case 9 charging aperture places the 3rd valve 3 at second container, 8 places, open working barrel 10 then, additive is pumped in the additive case 9 from second container 8.
When 2, needing toward additive weighing hopper conveying additive, close first valve 1, second valve 2, the 6th valve 6 and the 3rd valve 3, open the 5th valve 5 on additive case 9 discharging opening places the 4th valve 4 and the additive transfer pipeline, open working barrel 10 then, additive is pumped in the additive weighing hopper from additive case 9, uses after the weighing.
3, mixing plant is after inactive a period of time, for preventing the additive precipitation, can carry out self-loopa, in such cases: close first valve 1, second valve 2, the 5th valve 5 and the 6th valve 6, open additive case 9 discharging opening places the 4th valve 4 and charging aperture place the 3rd valve 3, open working barrel 10 then, the additive of additive case 9 is carried out self-loopa, prevent precipitation.
4, after mixing plant uses a period of time, need clean additive case 9, in such cases: close second valve 2, the 5th valve 5, the 4th valve 4 and the 6th valve 6, open first valve 1 and the 3rd valve 3, open working barrel 10 then, clear water is pumped into additive case 9 from first container 7, additive case 9 is cleaned, after cleaning finishes, open sewage draining exit 904 places the 6th valve 6, with sewage discharge in cesspool.
5, after mixing plant uses a period of time, need clean the additive supply line, in such cases: close second valve 2, the 4th valve 4, the 6th valve 6 and the 3rd valve 3, open first valve 1 and the 5th valve 5, open working barrel 10 then, clear water is pumped into the additive weighing hopper from first container 1, whole additive supply line and additive weighing hopper are cleaned.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (12)
1. anti-precipitation additive case that is used for mixing plant, comprise the casing (902) that has charging aperture (903) and discharging opening (901), it is characterized in that: also comprise working barrel (10), by pipeline connection and be provided with the 4th valve (4) that control piper opens and closes, pass through pipeline connection between the charging aperture (903) of described working barrel (10) and described additive case (9) between described working barrel (10) and the described discharging opening (901).
2. additive case according to claim 1 is characterized in that: be provided with the 3rd valve (3) that control piper opens and closes in described working barrel (10) and the pipeline that described charging aperture (903) is communicated with.
3. additive case according to claim 1 is characterized in that: described additive case (9) also comprises sewage draining exit (904), and described sewage draining exit (904) is provided with the 6th valve (6) of its switching of control.
4. additive case according to claim 1, it is characterized in that: the discharging opening of described additive case (901) is positioned at the bottom or the bottom of described additive case (9), described discharging opening also is communicated with blowoff line, and is provided with the 7th valve (13) of its switching of control in the described blowoff line.
5. additive case according to claim 1, it is characterized in that: the quantity of described additive case (9) is a plurality of, be connected by pipeline between the charging aperture (903) of each described additive case (9) and the working barrel (10) and be provided with described the 3rd valve (3) that control piper opens and closes, be connected and be provided with described the 4th valve (4) of control piper switching between the discharging opening (901) of each described additive case (9) and the working barrel (10) by pipeline.
6. additive case according to claim 2 is characterized in that: described additive case (9) also comprises sewage draining exit (904), and described sewage draining exit (904) is provided with the 6th valve (6) of its switching of control.
7. additive case according to claim 2, it is characterized in that: the discharging opening of described additive case (901) is positioned at the bottom or the bottom of described additive case (9), described discharging opening also is communicated with blowoff line, and is provided with the 7th valve (13) of its switching of control in the described blowoff line.
8. according to the arbitrary described additive case of claim 1 to 7, it is characterized in that: described working barrel (10) also is connected with to the additive scale hooper of mixing plant and carries the pipeline of additive and be provided with the 5th valve (5) that control piper opens and closes.
9. additive supply system, comprise second container (8) that is used to store additive, it is characterized in that: also comprise aforesaid right requirement 8 described additive casees (9), between described second container (8) and the described working barrel (10) by pipeline connection and be provided with second valve (2) that control piper opens and closes.
10. additive supply system according to claim 9, it is characterized in that: also comprise first container (7) to described additive case (9) transporting water, between described first container (7) and the described working barrel (10) by pipeline connection and be provided with first valve (1) that control piper opens and closes.
11. additive supply system according to claim 10, it is characterized in that: described first container (7) is communicated with shared pipeline (12) by branch line (11) respectively with described second container (8), and described common pall is communicated with described working barrel (10).
12. according to claim 9 or 10 or 11 described additive supply systems, it is characterized in that: the quantity of described second container is a plurality of, between each described second container and the described working barrel all by pipeline connection and be provided with described second valve (2) that control piper opens and closes.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101590799A CN102229199A (en) | 2011-06-14 | 2011-06-14 | Precipitation prevention additive box for stirring station and additive supply system |
| CN2011203797582U CN202293050U (en) | 2011-06-14 | 2011-10-09 | Anti-precipitation admixture box for mixing station and admixture supply system |
| CN2011103010444A CN102335964A (en) | 2011-06-14 | 2011-10-09 | Precipitation-prevention additive box for mixing plant and additive supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101590799A CN102229199A (en) | 2011-06-14 | 2011-06-14 | Precipitation prevention additive box for stirring station and additive supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102229199A true CN102229199A (en) | 2011-11-02 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101590799A Pending CN102229199A (en) | 2011-06-14 | 2011-06-14 | Precipitation prevention additive box for stirring station and additive supply system |
| CN2011203797582U Expired - Lifetime CN202293050U (en) | 2011-06-14 | 2011-10-09 | Anti-precipitation admixture box for mixing station and admixture supply system |
| CN2011103010444A Pending CN102335964A (en) | 2011-06-14 | 2011-10-09 | Precipitation-prevention additive box for mixing plant and additive supply system |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203797582U Expired - Lifetime CN202293050U (en) | 2011-06-14 | 2011-10-09 | Anti-precipitation admixture box for mixing station and admixture supply system |
| CN2011103010444A Pending CN102335964A (en) | 2011-06-14 | 2011-10-09 | Precipitation-prevention additive box for mixing plant and additive supply system |
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| Country | Link |
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| CN (3) | CN102229199A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2480667C1 (en) * | 2011-11-29 | 2013-04-27 | Общество С Ограниченной Ответственностью "Аккорд Эстейт" | Pumping method of hydrocarbon liquid via pipeline with pumping station with introduction of anti-turbulent additive to pipeline |
| CN104164916A (en) * | 2014-07-31 | 2014-11-26 | 山推建友机械股份有限公司 | Blocking governing device for sewage pipeline |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102229199A (en) * | 2011-06-14 | 2011-11-02 | 三一重工股份有限公司 | Precipitation prevention additive box for stirring station and additive supply system |
| CN102632553B (en) * | 2012-04-16 | 2014-05-07 | 中联重科股份有限公司 | Additive supply system of building material preparation device |
| CN103223696B (en) * | 2013-05-14 | 2015-09-16 | 十九冶成都建设有限公司 | The adding method of concrete secondary fluidizing reagent |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60125242A (en) * | 1983-12-09 | 1985-07-04 | Shin Nippon Gijutsu Consultant:Kk | Diluted solution preparing and transporting method |
| DE4231238C2 (en) * | 1992-09-18 | 1997-10-02 | Stetter Gmbh | Method and device for preparing concrete |
| JP4749055B2 (en) * | 2005-06-24 | 2011-08-17 | 株式会社ミルコン | Additive input device for ready-mixed concrete production plant |
| CN100999110A (en) * | 2006-12-31 | 2007-07-18 | 三一重工股份有限公司 | Device and method for metering additive of mortar for high speed railway (high way) |
| CN201244865Y (en) * | 2008-06-16 | 2009-05-27 | 三一重工股份有限公司 | Additive storage and feeding conveying system with liquid mixing function |
| CN101412266B (en) * | 2008-11-25 | 2011-01-26 | 三一重工股份有限公司 | Adding apparatus and additive chamber for liquid additive |
| CN201552670U (en) * | 2009-11-30 | 2010-08-18 | 长沙中联重工科技发展股份有限公司 | System for supplying admixture for concrete mixing plant |
| CN201645651U (en) * | 2010-03-08 | 2010-11-24 | 福建南方路面机械有限公司 | Automatic cleaning system of liquid additive scale for cement concrete mixing plant |
| CN201633134U (en) * | 2010-03-18 | 2010-11-17 | 辽宁海诺建设机械集团有限公司 | Backflushing cycle stirring system of liquid additive infusion pump |
| CN102001136B (en) * | 2010-10-12 | 2012-10-03 | 三一重工股份有限公司 | Additive metering and cleaning system and stirring equipment comprising same |
| CN102133770B (en) * | 2010-12-22 | 2013-11-20 | 三一重工股份有限公司 | Water supply metering device and concrete stirring equipment comprising same |
| CN102229199A (en) * | 2011-06-14 | 2011-11-02 | 三一重工股份有限公司 | Precipitation prevention additive box for stirring station and additive supply system |
-
2011
- 2011-06-14 CN CN2011101590799A patent/CN102229199A/en active Pending
- 2011-10-09 CN CN2011203797582U patent/CN202293050U/en not_active Expired - Lifetime
- 2011-10-09 CN CN2011103010444A patent/CN102335964A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2480667C1 (en) * | 2011-11-29 | 2013-04-27 | Общество С Ограниченной Ответственностью "Аккорд Эстейт" | Pumping method of hydrocarbon liquid via pipeline with pumping station with introduction of anti-turbulent additive to pipeline |
| CN104164916A (en) * | 2014-07-31 | 2014-11-26 | 山推建友机械股份有限公司 | Blocking governing device for sewage pipeline |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102335964A (en) | 2012-02-01 |
| CN202293050U (en) | 2012-07-04 |
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