CN106731843A - A kind of reverse osmosis membrane all-in-one - Google Patents
A kind of reverse osmosis membrane all-in-one Download PDFInfo
- Publication number
- CN106731843A CN106731843A CN201611214609.4A CN201611214609A CN106731843A CN 106731843 A CN106731843 A CN 106731843A CN 201611214609 A CN201611214609 A CN 201611214609A CN 106731843 A CN106731843 A CN 106731843A
- Authority
- CN
- China
- Prior art keywords
- water
- pipeline
- main
- branch
- reverse osmosis
- 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.)
- Pending
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 42
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 176
- 230000035807 sensation Effects 0.000 claims description 12
- 238000005070 sampling Methods 0.000 claims description 7
- 239000002351 wastewater Substances 0.000 claims description 7
- 230000001746 atrial effect Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000001764 infiltration Methods 0.000 abstract description 7
- 230000006870 function Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
- B01D61/026—Reverse osmosis; Hyperfiltration comprising multiple reverse osmosis steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/04—Feed pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/08—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
Abstract
The invention discloses a kind of reverse osmosis membrane all-in-one,It is related to hydraulic system field,Including raw water box,Raw water pump,Feed water flow gauge,Filter,High-pressure pump,Pressure gauge,Reverse osmosis membrane,Produce water ga(u)ge,Concentrated water flowmeter,Main pipeline,First branch pipe(tube),Second branch pipe(tube),Main water pipeline,Branch inlet channel,Primary flow pipe road,Branch outlet conduit,Main concentrated water discharge pipeline,Branch concentrated water discharge pipeline and water return pipeline,The device can realize producing offline single branch of reverse osmosis membrane the detection and cleaning of water conductivity,Extend the replacement cycle of reverse osmosis membrane,Offline cleaning improves the service life of counter-infiltration,Realize the function of cost efficiency,The raw water in raw water box is extracted into filter by raw water pump to be filtered,Then the reverse osmosis membrane that high-pressure pump is extracted into each parallel connection was entered,It is final to realize that concentrated water is separated with preferable water,Concentrated water returns to raw water box and is processed again by water return pipeline.
Description
Technical field
The present invention relates to hydraulic system field, and in particular to a kind of reverse osmosis membrane all-in-one.
Background technology
During existing counter-infiltration system production run, although single set, single group counter-infiltration can be detected, but not
The detection of single branch film can be realized；Each film section intake pressure is different in complete equipment operation simultaneously, and the degree of fouling membrane is also different,
On-line cleaning can not targetedly detection and medicine be washed according to every actual pollution situation of film, realization.
The content of the invention
It is caused above-mentioned multinomial in the prior art to solve it is an object of the invention to provide a kind of reverse osmosis membrane all-in-one
Defect.
A kind of reverse osmosis membrane all-in-one, including raw water box, raw water pump, feed water flow gauge, filter, high-pressure pump, pressure gauge,
Reverse osmosis membrane, product water ga(u)ge, concentrated water flowmeter, main pipeline, the first branch pipe(tube), the second branch pipe(tube), main water pipeline, Zhi Jinshui
Pipeline, primary flow pipe road, branch outlet conduit, main concentrated water discharge pipeline, branch concentrated water discharge pipeline and water return pipeline, the raw water
Together with case, raw water pump, feed water flow gauge, filter and high-pressure pump are sequentially connected in series by the main pipeline, the raw water pump with
Main pipeline between raw water box is provided with valve, and pressure gauge and valve are sequentially provided with respectively on the main pipeline of the high-pressure pump both sides
Door, the main pipeline is also connected with the main water pipeline, and band is parallel with the main pipeline between filter and main water pipeline
Valvular first branch pipe(tube), is additionally provided with pressure gauge, high-pressure pump right atrial pressure table and main water pipeline on first branch pipe(tube)
Between main pipeline on be parallel with valvular second branch pipe(tube), six roots of sensation band is parallel with the main water pipeline valvular
Branch inlet channel, is respectively equipped with the reverse osmosis membrane on the six roots of sensation branch inlet channel, six reverse osmosis membranes also connect respectively
The branch outlet conduit and the branch concentrated water discharge pipeline are connected to, the six roots of sensation branch outlet conduit is connected in parallel on the primary flow pipe road
On, the primary flow pipe road is also connected with main pipeline, and product water ga(u)ge, the six roots of sensation branch concentrated water drainage are additionally provided with the main pipeline
Put pipeline to be connected in parallel on the main concentrated water discharge pipeline, the main concentrated water discharge pipeline is provided with concentrated water flowmeter, the raw water
It is connected with valvular water return pipeline between case and main concentrated water discharge pipeline.
Preferably, the main pipeline between the raw water pump and the feed water flow gauge is provided with raw water conductivity meter.
Preferably, the main pipeline between the primary flow pipe road and the product water ga(u)ge is provided with product Water Conductance Instrument.
Preferably, it is respectively equipped with valvular sampling pipe on six reverse osmosis membranes.
Preferably, the main concentrated water discharge pipeline is provided with the wastewater discharge pipe with valve with the water return pipeline junction
Road.
The advantage of the invention is that：The device can realize producing offline single branch of reverse osmosis membrane the detection of water conductivity and clear
Wash, extend the replacement cycle of reverse osmosis membrane, clean the service life that improve counter-infiltration offline, realize the work(of cost efficiency
Can, the raw water in raw water box is extracted into by filter by raw water pump and is filtered, then enter high-pressure pump and be extracted into the anti-of each parallel connection
Permeable membrane, finally realizes that concentrated water is separated with preferable water, and concentrated water returns to raw water box and processed again by water return pipeline, described
Main pipeline between raw water pump and the feed water flow gauge is provided with raw water conductivity meter, and the raw water conductivity meter is used to detect
The electrical conductivity of raw water, the main pipeline between the primary flow pipe road and the product water ga(u)ge is provided with product Water Conductance Instrument, institute
The electrical conductivity for producing the water that Water Conductance Instrument is used for after detection process is stated, is respectively equipped with valvular on six reverse osmosis membranes
Sampling pipe, the sampling pipe is easy to staff to sample and the good of reverse osmosis membrane is judged by detecting the electrical conductivity of water
Bad, the main concentrated water discharge pipeline is provided with the discharge of wastewater pipeline with valve, the waste water row with the water return pipeline junction
Putting pipeline can emit the concentrated water in main concentrated water discharge pipeline or the cleaning liquid in raw water box.
Brief description of the drawings
Fig. 1 is a kind of system connection diagram of reverse osmosis membrane all-in-one of the present invention.
Wherein：1- raw water boxs, 2- raw water pumps, 3- feed water flow gauge, 4- filters, 5- high-pressure pumps, 6- pressure gauges, 7- reverse osmosis
Permeable membrane, 8- produces water ga(u)ge, and 9- concentrated water flowmeters, 10- main pipelines, the branch pipe(tube)s of 11- first, the branch pipe(tube)s of 12- second, 13- master enters
Waterpipe, 14- branch inlet channels, 15- primary flow pipes road, 16- branch outlet conduits, the main concentrated water discharge pipelines of 17-, 18- branch concentrated waters
Discharge tube, 19- water return pipelines, 20- raw water conductivity meters, 21- produces Water Conductance Instrument, 22- sampling pipes, 23- discharge of wastewater
Pipeline.
Specific embodiment
For technological means, creation characteristic, reached purpose and effect for making present invention realization are easy to understand, with reference to
Specific embodiment, is expanded on further the present invention.
As shown in figure 1, a kind of reverse osmosis membrane all-in-one, including raw water box 1, raw water pump 2, feed water flow gauge 3, filter 4,
High-pressure pump 5, pressure gauge 6, reverse osmosis membrane 7, product water ga(u)ge 8, concentrated water flowmeter 9, main pipeline 10, the first branch pipe(tube) 11, second
Branch pipe(tube) 12, main water pipeline 13, branch inlet channel 14, primary flow pipe road 15, branch outlet conduit 16, main concentrated water discharge pipeline
17th, branch concentrated water discharge pipeline 18 and water return pipeline 19, the raw water box 1, raw water pump 2, feed water flow gauge 3, filter 4 and high pressure
Pump 5 is sequentially connected in series together by the main pipeline 10, and the main pipeline 10 between the raw water pump 2 and raw water box 1 is provided with valve
Door, is sequentially provided with pressure gauge 6 and valve respectively on the main pipeline 10 of the both sides of the high-pressure pump 5, the main pipeline 10 also with it is described
Main water pipeline 13 is connected, and is parallel with the main pipeline 10 between filter 4 and main water pipeline 13 with valvular first
Pipeline 11, is additionally provided with pressure gauge 6, between the right atrial pressure table 6 of high-pressure pump 5 and main water pipeline 13 on first branch pipe(tube) 11
It is parallel with main pipeline 10 with valvular second branch pipe(tube) 12, six roots of sensation band is parallel with the main water pipeline 13 valvular
Branch inlet channel 14, is respectively equipped with the reverse osmosis membrane 7 on the six roots of sensation branch inlet channel 14, six reverse osmosis membranes 7 are also
The branch outlet conduit 16 and the branch concentrated water discharge pipeline 18 are connected to, the six roots of sensation branch outlet conduit 16 is connected in parallel on institute
State on primary flow pipe road 15, the primary flow pipe road 15 is also connected with main pipeline 10, and product current are additionally provided with the main pipeline 10
Gauge 8, the six roots of sensation branch concentrated water discharge pipeline 18 is connected in parallel on the main concentrated water discharge pipeline 17, the main concentrated water discharge pipeline
17 are provided with concentrated water flowmeter 9, are connected with valvular water return pipeline between the raw water box 1 and main concentrated water discharge pipeline 17
19, the device can realize producing offline single branch of reverse osmosis membrane the detection and cleaning of water conductivity, extend reverse osmosis membrane 7 more
Changing cycle, offline cleaning improves the service life of counter-infiltration, realizes the function of cost efficiency, by raw water pump 2 by raw water box 1
In raw water be extracted into filter 4 and filtered, then entered the reverse osmosis membrane 7 that high-pressure pump 5 is extracted into each parallel connection, finally realize concentrated water
Separated with preferable water, concentrated water returns to raw water box 1 and processed again by water return pipeline 19.
It is worth noting that, the main pipeline 10 between the raw water pump 2 and the feed water flow gauge 3 is provided with raw water conductance
Rate instrument 20, the raw water conductivity meter 20 is used to detect the electrical conductivity of raw water.
In the present embodiment, the primary flow pipe road 15 and the main pipeline 10 produced between water ga(u)ge 8 are provided with product
Water Conductance Instrument 21, the electrical conductivity for producing the water that Water Conductance Instrument 21 is used for after detection process.
In the present embodiment, it is respectively equipped with valvular sampling pipe 22, the sampling on six reverse osmosis membranes 7
Pipeline 22 is easy to staff to sample and the quality by detecting the electrical conductivity of water to judge reverse osmosis membrane 7.
Additionally, the main concentrated water discharge pipeline 17 is provided with the wastewater discharge pipe with valve with the junction of the water return pipeline 19
Road 23, the discharge of wastewater pipeline 23 can be by the cleaning liquid in the concentrated water in main concentrated water discharge pipeline 17 or raw water box 1
Emit.
Based on above-mentioned, the device can realize producing offline single branch of reverse osmosis membrane the detection and cleaning of water conductivity, extension
The replacement cycle of reverse osmosis membrane 7, offline cleaning improve the service life of counter-infiltration, realize the function of cost efficiency, pass through
Raw water in raw water box 1 is extracted into filter 4 and is filtered by raw water pump 2, then enters the counter-infiltration that high-pressure pump 5 is extracted into each parallel connection
Film 7, finally realizes that concentrated water is separated with preferable water, and concentrated water returns to raw water box 1 and processed again by water return pipeline 19.
As known by the technical knowledge, the present invention can be by other essence without departing from its spirit or the embodiment party of essential feature
Case is realized.Therefore, embodiment disclosed above, for each side, is all merely illustrative, and is not only.Institute
Have within the scope of the present invention or be included in the invention in the change being equal in the scope of the present invention.
Claims (5)
1. a kind of reverse osmosis membrane all-in-one, it is characterised in that：Including raw water box, raw water pump, feed water flow gauge, filter, high pressure
Pump, pressure gauge, reverse osmosis membrane, product water ga(u)ge, concentrated water flowmeter, main pipeline, the first branch pipe(tube), the second branch pipe(tube), main water inlet
Pipeline, branch inlet channel, primary flow pipe road, branch outlet conduit, main concentrated water discharge pipeline, branch concentrated water discharge pipeline and return pipe
Together with road, the raw water box, raw water pump, feed water flow gauge, filter and high-pressure pump are sequentially connected in series by the main pipeline, institute
State the main pipeline between raw water pump and raw water box and be provided with valve, pressure is sequentially provided with respectively on the main pipeline of the high-pressure pump both sides
Power table and valve, the main pipeline are also connected with the main water pipeline, on the main pipeline between filter and main water pipeline
It is parallel with valvular first branch pipe(tube), pressure gauge, high-pressure pump right atrial pressure table and master is additionally provided with first branch pipe(tube)
It is parallel with main pipeline between inlet channel with valvular second branch pipe(tube), six roots of sensation band is parallel with the main water pipeline
Valvular branch inlet channel, is respectively equipped with the reverse osmosis membrane, six reverse osmosis membranes on the six roots of sensation branch inlet channel
Expenditure waterpipe and the branch concentrated water discharge pipeline are also respectively connected with, the six roots of sensation branch outlet conduit is connected in parallel on the master
On outlet conduit, the primary flow pipe road is also connected with main pipeline, and product water ga(u)ge, the six roots of sensation are additionally provided with the main pipeline
Branch concentrated water discharge pipeline is connected in parallel on the main concentrated water discharge pipeline, and the main concentrated water discharge pipeline is provided with concentrated water flowmeter,
It is connected with valvular water return pipeline between the raw water box and main concentrated water discharge pipeline.
2. a kind of reverse osmosis membrane all-in-one according to claim 1, it is characterised in that：The raw water pump and the feed water flow
Main pipeline between gauge is provided with raw water conductivity meter.
3. a kind of reverse osmosis membrane all-in-one according to claim 1, it is characterised in that：The primary flow pipe road and the product
Main pipeline between water ga(u)ge is provided with product Water Conductance Instrument.
4. a kind of reverse osmosis membrane all-in-one according to claim 1, it is characterised in that：On six reverse osmosis membranes respectively
It is provided with valvular sampling pipe.
5. a kind of reverse osmosis membrane all-in-one according to claim 1, it is characterised in that：The main concentrated water discharge pipeline and institute
State water return pipeline junction and be provided with the discharge of wastewater pipeline with valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611214609.4A CN106731843A (en) | 2016-12-26 | 2016-12-26 | A kind of reverse osmosis membrane all-in-one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611214609.4A CN106731843A (en) | 2016-12-26 | 2016-12-26 | A kind of reverse osmosis membrane all-in-one |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106731843A true CN106731843A (en) | 2017-05-31 |
Family
ID=58919633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611214609.4A Pending CN106731843A (en) | 2016-12-26 | 2016-12-26 | A kind of reverse osmosis membrane all-in-one |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106731843A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109422310A (en) * | 2017-09-04 | 2019-03-05 | 克朗斯股份公司 | For handling and the device and method of fill water |
| US11224240B2 (en) | 2017-09-04 | 2022-01-18 | Krones Ag | Device and method for pasteurizing and filling medium into containers |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202010520U (en) * | 2011-03-16 | 2011-10-19 | 上海依科绿色工程有限公司 | Off-line cleaning device for reverse osmosis membrane |
| WO2012122883A1 (en) * | 2011-03-14 | 2012-09-20 | 四川科伦药业股份有限公司 | Multifunctional off-line washing and repairing device for waste reverse osmosis membrane |
| CN204034573U (en) * | 2014-09-16 | 2014-12-24 | 国家电网公司 | A kind of multifunctional reverse osmosis membrane cleans testing integrated machine |
| CN105195023A (en) * | 2015-09-07 | 2015-12-30 | 山东天庆科技发展有限公司 | Novel reverse osmosis off-line cleaning and membrane performance detection device |
| CN206414982U (en) * | 2016-12-26 | 2017-08-18 | 临涣水务股份有限公司 | A kind of reverse osmosis membrane all-in-one |
-
2016
- 2016-12-26 CN CN201611214609.4A patent/CN106731843A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012122883A1 (en) * | 2011-03-14 | 2012-09-20 | 四川科伦药业股份有限公司 | Multifunctional off-line washing and repairing device for waste reverse osmosis membrane |
| CN202010520U (en) * | 2011-03-16 | 2011-10-19 | 上海依科绿色工程有限公司 | Off-line cleaning device for reverse osmosis membrane |
| CN204034573U (en) * | 2014-09-16 | 2014-12-24 | 国家电网公司 | A kind of multifunctional reverse osmosis membrane cleans testing integrated machine |
| CN105195023A (en) * | 2015-09-07 | 2015-12-30 | 山东天庆科技发展有限公司 | Novel reverse osmosis off-line cleaning and membrane performance detection device |
| CN206414982U (en) * | 2016-12-26 | 2017-08-18 | 临涣水务股份有限公司 | A kind of reverse osmosis membrane all-in-one |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109422310A (en) * | 2017-09-04 | 2019-03-05 | 克朗斯股份公司 | For handling and the device and method of fill water |
| EP3450401A1 (en) * | 2017-09-04 | 2019-03-06 | KRONES Aktiengesellschaft | Device and method for preparing and filling water |
| US11224240B2 (en) | 2017-09-04 | 2022-01-18 | Krones Ag | Device and method for pasteurizing and filling medium into containers |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106731843A (en) | A kind of reverse osmosis membrane all-in-one | |
| CN206168250U (en) | Reverse osmosis membrane performance detection device | |
| CN206414982U (en) | A kind of reverse osmosis membrane all-in-one | |
| CN103272481A (en) | Method for quickly judging reverse osmosis membrane leakage points in pressure membranous tube | |
| CN208265934U (en) | A kind of purified water preparation system | |
| CN203694919U (en) | Siphonal automatic filtration system | |
| CN206725280U (en) | A kind of pressure piping sampling apparatus | |
| CN205778753U (en) | A kind of Oilfield Pipelines fouling evaluating apparatus | |
| CN201676643U (en) | Cleaning equipment for reverse osmosis membrane | |
| CN205035121U (en) | Reverse osmosis membrane water processing system | |
| CN206232439U (en) | Integrated reverse osmosis water treatment system | |
| CN211141709U (en) | Water treatment system for purifying water | |
| CN207862084U (en) | Ultrapure water treatment controlling system | |
| CN206008496U (en) | A kind of ultrafilter membrane fracture of wire device for fast detecting | |
| CN201447395U (en) | Reverse-osmosis dynamic simulation device | |
| CN205222756U (en) | Reverse osmosis equipment | |
| CN207079089U (en) | The improved RO systems that single putamina cleaning can be achieved | |
| CN209554905U (en) | A kind of acid waste water processing purifying plant | |
| CN205412688U (en) | Reverse osmosis device | |
| CN204799118U (en) | Vertical milipore filter cleaning system | |
| CN203849194U (en) | Circulation type device for on-line detection of pH electrodes | |
| CN206192934U (en) | Directly drink automatic water quality testing appearance of machine | |
| CN203079793U (en) | Reverse osmosis wastewater treatment device | |
| CN204602003U (en) | A kind of feed liquid ultrafiltration concentration equipment | |
| CN203417604U (en) | Offline medicinal-washing device of RO (Reverse Osmosis) membranes |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
|
| RJ01 | Rejection of invention patent application after publication |