CN205313231U - Pure water manufacture equipment - Google Patents
Pure water manufacture equipment Download PDFInfo
- Publication number
- CN205313231U CN205313231U CN201620065974.2U CN201620065974U CN205313231U CN 205313231 U CN205313231 U CN 205313231U CN 201620065974 U CN201620065974 U CN 201620065974U CN 205313231 U CN205313231 U CN 205313231U
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- Prior art keywords
- inlet pipe
- water inlet
- electromagnetic valve
- support column
- pipe
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- Withdrawn - After Issue
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a pure water manufacture equipment, including the former water tank that loops through pipeline connection, the one -level force pump, quartzy sand filter, an activated carbon filter, a precise filter, the second grade force pump, reverse osmosis unit, water purification case and tertiary force pump, establish in the quartzy sand filter and accomodate the basin, accomodate the peripheral conical surface intercommunication intake pipe of basin, establish the fiber ceramics membrane in the reverse osmosis unit, hollow support column is established at the inside center of fiber ceramics membrane, be equipped with the hole that its length direction of two rows of edges distributes on the support column, the half the through -hole of hole for running through the support column wherein, second half the hole recess on for the inner wall that is located the support column, two adjacent recesses, adjacent recess and through -hole, all pass through the passageway intercommunication between two adjacent through -holes, the seal receptacle is established in the laminating of support column inner wall, reverse osmosis unit establishes the cylinder in the outside, the cylinder passes through the push rod can make seal receptacle laminating support column inner wall remove. The utility model discloses a pure water manufacture equipment convenient to use, the detergent power is good.
Description
Technical field
This utility model relates to water treatment field, especially relates to a kind of pure water and manufactures equipment.
Background technology
Pure water common at present manufactures raw water box, booster pump, quartz filter, active carbon filter, accurate filter, reverse osmosis unit and the clear water tanks etc. that equipment includes setting gradually with streamline, after sequentially passing through above-mentioned streamline, generally can generate the pure water meeting country's standard for drinking demand, but this equipment needs after using a period of time to carry out backwash, all there is many defects in existing back purge system, need to improve.
Utility model content
The purpose of this utility model is in that to overcome above-mentioned the deficiencies in the prior art, it is provided that a kind of pure water manufactures equipment, and easy to use, detergent power is good.
For reaching above-mentioned purpose, the technical solution of the utility model is: pure water manufactures equipment, including passing sequentially through the raw water box that pipeline connects, first class pressure pump, quartz filter, active carbon filter, accurate filter, secondary pressure pump, reverse osmosis unit, clear water tanks and three stage pressure pumps, the collecting basin of the diminishing taper of bore from top to bottom it is provided with inside described quartz filter, multiple apopore it is provided with bottom described collecting basin, the conical surface connection air inlet pipe of collecting basin periphery, described first class pressure delivery side of pump connects the entrance of quartz filter by the first water inlet pipe, described first water inlet pipe is provided with the first electromagnetic valve, the outlet of described quartz filter connects the entrance of active carbon filter by the first outlet pipe, described first outlet pipe is provided with the 3rd electromagnetic valve, by the second water inlet pipe connection between described first water inlet pipe and the first outlet pipe, described second water inlet pipe is provided with the second electromagnetic valve, the two ends of the second water inlet pipe lay respectively at the first electromagnetic valve and the front of the 3rd electromagnetic valve, the active carbon layer being distributed up and down and sandstone layer it is provided with in described active carbon filter, fiber ceramics film is set in described reverse osmosis unit, described fiber ceramics film inside center is provided with the support column of the hollow of both ends open, described support column is provided with the hole that two rows are distributed along its length, wherein the hole of half is the through hole running through support column, second half hole is the groove being positioned on the inwall of support column, two adjacent grooves, adjacent groove and through hole, channel connection is all passed through between two adjacent through holes, described support column inwall is fitted with seal receptacle, described reverse osmosis unit is provided externally with cylinder, described cylinder can make seal receptacle laminating support column inwall move by the push rod of its end, the front and back end of described secondary pressure pump is respectively equipped with low tension switch and high-voltage switch gear, secondary pressure delivery side of pump connects the entrance of reverse osmosis unit by the 3rd water inlet pipe, described 3rd water inlet pipe is positioned at high-voltage switch gear rear and is provided with the 6th electromagnetic valve, described support column is internal connects the 4th water inlet pipe with seal receptacle with side, described 4th water inlet pipe is provided with the 4th electromagnetic valve, the 4th water inlet pipe other end is connected on the 3rd water inlet pipe between high-voltage switch gear and the 6th electromagnetic valve, 4th water inlet pipe is connected to return pipe, described return pipe one end is connected on the 4th water inlet pipe at the 4th electromagnetic valve rear, the other end of return pipe connects accurate filter, return pipe is provided with the 5th electromagnetic valve.
The entrance of described raw water box is provided with former water inlet pipe, and described former water inlet pipe is provided with former water no-voltage protection device.
The top of described quartz filter is provided with the first blow-off pipe, and described first blow-off pipe is provided with the 8th electromagnetic valve.
Described accurate filter is provided with chemicals dosing plant.
The outlet of described accurate filter connects the entrance of secondary pressure pump by the second outlet pipe, and described second outlet pipe is provided with low tension switch.
Described reverse osmosis unit top is provided with the second blow-off pipe, and described second blow-off pipe is provided with the 7th electromagnetic valve.
One end of described fiber ceramics film and support column is fastened by end cap.
Described clear water tanks inner upper is provided with Burdick lamp.
The beneficial effects of the utility model are: the backwash effect of quartz filter and reverse osmosis unit is good, decrease the waste at water source, prepared water quality better.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the enlarged drawing at A place in Fig. 1;
Fig. 3 is the enlarged drawing at B place in Fig. 1.
In figure: raw water box 1, former water inlet pipe 11, former water no-voltage protection device 12, first class pressure pump 13, first electromagnetic valve 14, first water inlet pipe 15, first outlet pipe 16, second water inlet pipe 17, quartz filter 2, collecting basin 21, apopore 22, air inlet pipe 23, second electromagnetic valve 24, first blow-off pipe 25, 3rd electromagnetic valve 26, 8th electromagnetic valve 27, active carbon filter 3, active carbon layer 31, sandstone layer 32, accurate filter 4, chemicals dosing plant 41, second outlet pipe 42, 3rd water inlet pipe 43, 4th water inlet pipe 44, secondary pressure pump 5, low tension switch 51, high-voltage switch gear 52, 6th electromagnetic valve 53, second blow-off pipe 54, 7th electromagnetic valve 55, 4th electromagnetic valve 56, 5th electromagnetic valve 57, return pipe 58, reverse osmosis unit 6, fiber ceramics film 61, support column 62, end cap 63, through hole 64, groove 65, passage 66, seal receptacle 67, cylinder 68, push rod 69, clear water tanks 7, Burdick lamp 71, three stage pressure pumps 8.
Detailed description of the invention
By the examples below, and in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail.
As shown in FIG. 1 to 3, pure water manufactures equipment, including passing sequentially through the raw water box 1 that pipeline connects, first class pressure pump 13, quartz filter 2, active carbon filter 3, accurate filter 4, secondary pressure pump 5, reverse osmosis unit 6, clear water tanks 7 and three stage pressure pumps 8, the internal collecting basin 21 being provided with the diminishing taper of bore from top to bottom of described quartz filter 2, collecting basin 21 upper end open, multiple apopore 22 it is provided with bottom collecting basin 21, the conical surface connection air inlet pipe 23 of collecting basin 21 periphery, air inlet pipe 23 quantity is two, the conical surface of collecting basin 21 periphery is symmetrical arranged, air inlet pipe 23 is externally introduced from quartz filter 2, air inlet pipe 23 connects the aerator (not shown in FIG.) of outside, every air inlet pipe 23 enter three that are divided into upper, middle and lower distribution after in quartz filter 2 single, it is placed with quartz sand in collecting basin 21, quartz sand can remove the silt contained in former water, rust, colloidal substance, the material that the granules such as float are harmful more than 20 μm, ensure to produce water quality, water through quartz sand exits into active carbon filter 3 from apopore 22. the outlet of described first class pressure pump 13 connects the entrance of quartz filter 2 by the first water inlet pipe 15, described first water inlet pipe 15 is provided with the first electromagnetic valve 14, the outlet of described quartz filter 2 connects the entrance of active carbon filter 3 by the first outlet pipe 16, described first outlet pipe 16 is provided with the 3rd electromagnetic valve 26, connected by the second water inlet pipe 17 between described first water inlet pipe 15 and the first outlet pipe 16, described second water inlet pipe 17 is provided with the second electromagnetic valve 24, the two ends of the second water inlet pipe 17 lay respectively at the front (front and back in this utility model refers specifically to certain electromagnetic valve water inlet when normal controlling the water circulation and outlet direction) of the first electromagnetic valve 14 and the 3rd electromagnetic valve 26, the top of described quartz filter 2 is provided with the first blow-off pipe 25, described first blow-off pipe 25 is provided with the 8th electromagnetic valve 27.Time properly functioning, first electromagnetic valve 14 and the 3rd electromagnetic valve 26 turn on, second electromagnetic valve 24 and the 8th electromagnetic valve 27 close, water is successively along first class pressure pump 13, quartz filter 2 and active carbon filter 3 flow, when quartz filter 2 needs to carry out backwash, first electromagnetic valve 14 and the 3rd electromagnetic valve 26 close, second electromagnetic valve 24 and the 8th electromagnetic valve 27 turn on, the water of first class pressure pump 13 enters the bottom of quartz filter 2 from the second water inlet pipe 17, aerator outside simultaneously is opened, quartz sand is blown afloat by the gas in air inlet pipe 23, the periphery of collecting basin 21 is the conical surface, can collide mutually between the quartz sand that the air inlet pipe 23 making both sides symmetrical is blown, the impurity such as the silt on quartz sand and float are touched down, these impurity are entered outside cesspool from the first blow-off pipe 25 by the water under high pressure by entering from apopore 22 simultaneously, the clean effect of whole backwash process is ideal, simultaneously convenient and reliable.
The active carbon layer 31 being distributed up and down and sandstone layer 32 it is provided with in described active carbon filter 3, active carbon filter 3 can remove the pigment in water, abnormal flavour, biochemical Organic substance, the remaining ammonia value reducing water and pollution by pesticides and other harmful species contamination, and the purpose of sandstone layer 32 is to prevent activated carbon granule from being gone out by water.
Fiber ceramics film 61 is set in described reverse osmosis unit 6, fiber ceramics film 61 is compared with organic polymer films, the advantage with many uniquenesses, such as high temperature resistant, resistance to chemical attack, mechanical strength height, uniform pore diameter narrowly distributing, controlled, the long service life of microstructure etc., thus particularly harsh instructions for use can be met, have a wide range of applications in fields such as petrochemical industry, chemical industry, metallurgical industry, food industry, environmental project, new forms of energy. described fiber ceramics film 61 inside center is provided with the support column 62 of the hollow of both ends open, namely support column 62 is the cylinder of hollow, described support column 62 is provided with the hole that two rows of symmetry are distributed along its length, wherein the hole of half is the through hole 64 running through support column 62, second half hole is that the groove 65 being positioned on the inwall of support column 62, through hole 64 and groove 65 are distributed with the axial centre of support column 62 for demarcation line. two adjacent grooves 65, adjacent groove 65 and through hole 64, all pass through passage 66 between two adjacent through holes 64 to connect, namely the hole of each row each communicates with, described support column 62 inwall is fitted with seal receptacle 67, described reverse osmosis unit 6 is provided externally with cylinder 68, described cylinder 68 can make seal receptacle 67 support column 62 inwall of fitting move by the push rod 69 of its end, the outlet of secondary pressure pump 5 connects the entrance of reverse osmosis unit 6 by the 3rd water inlet pipe 43, described 3rd water inlet pipe 43 is positioned at high-voltage switch gear 52 rear and is provided with the 6th electromagnetic valve 53, described support column 62 is internal connects the 4th water inlet pipe 44 with seal receptacle 67 with side, described 4th water inlet pipe 44 is provided with the 4th electromagnetic valve 56, 4th water inlet pipe 44 other end is connected on the 3rd water inlet pipe 43 between high-voltage switch gear 52 and the 6th electromagnetic valve 53, 4th water inlet pipe 44 is connected to return pipe 58, described return pipe 58 one end is connected on the 4th water inlet pipe 44 at the 4th electromagnetic valve 56 rear, the other end of return pipe 58 connects accurate filter 4, return pipe 58 is provided with the 5th electromagnetic valve 57. described reverse osmosis unit 6 top is provided with the second blow-off pipe 54, and described second blow-off pipe 54 is provided with the 7th electromagnetic valve 55.Time properly functioning, 4th electromagnetic valve 56, 7th electromagnetic valve 55 and the 5th electromagnetic valve 57 close, 6th electromagnetic valve 53 turns on, water in secondary pressure pump 5 enters reverse osmosis unit 6 from the 3rd water inlet pipe 43, because the diameter of hydrone is less than one nanometer, and Organic substance (pesticide), mineral, the diameter of antibacterial etc. is substantially between 100～1000 nanometers, water can pass through fiber ceramics film 61, and Organic substance (pesticide), mineral, it is outside that antibacterials etc. are then blocked in the fiber ceramics film 61 in reverse osmosis unit 6, water is through flowing into support column 62 inside from two exhausting holes 64 of support column 62 after fiber ceramics film 61 and then entering clear water tanks 7, because now groove 65 is blocked by seal receptacle 67, water can not enter in support column 62 from groove 65, when backwashing is desired, 4th electromagnetic valve 56 and the 7th electromagnetic valve 55 turn on, 6th electromagnetic valve 53 and the 5th electromagnetic valve 57 close, seal receptacle 67 is shifted onto the other end by cylinder 68 action makes it block through hole 64, it is internal that the water now come from secondary pressure pump 5 enters support column 62 by the 4th water inlet pipe 44, again from groove 65, passage 66, through hole 64 passes back through fiber ceramics film 61, will be attached to the Organic substance of fiber ceramics film 61 outer wall (pesticide), mineral, antibacterials etc. rinse out and enter cesspool by the second blow-off pipe 54, use through quartz filter 2, the water of the preliminary purification of active carbon filter 3 and accurate filter 4 carries out backwash, impurity is less, the contaminated degree of fiber ceramics film 61 is low, but the impurity that can not pass through fiber ceramics film 61 on a small quantity is still left at fiber ceramics film 61 inwall. after rinsing a period of time, 7th electromagnetic valve 55 and the 4th electromagnetic valve 56 close, 6th electromagnetic valve 53 and the 5th electromagnetic valve 57 turn on, now externally enter from the water of secondary pressure pump 5 from fiber ceramics film 61, by through hole 64, passage 66, groove 65 enters after in support column 62 from the 4th water inlet pipe 44, return pipe 58 enters in accurate filter 4, thus by the impurity refunds accurate filter 4 being attached to fiber ceramics film 61 inwall on a small quantity that stays in backwash process, decrease the loss of preliminary purification water, seal receptacle 67 is return original place by a period of time exhaust hood 68 action, 4th electromagnetic valve 56, 7th electromagnetic valve 55 and the 5th electromagnetic valve 57 close, 6th electromagnetic valve 53 turns on, proceed normal controlling the water circulation. existing reverse osmosis unit 6 of comparing is made directly at water inlet end and rinses the method that impurity carries out discharging, owing to the water of its flushing and impurity are in the same side, therefore developing result is not as, but also to use more preliminary purification water just can complete flushing process, cause the waste of a large amount of preliminary purification water, this utility model adopts reverse backwash, developing result is substantially better, and only need little time just can rinse well, decrease the waste of preliminary purification water, the impurity that the follow-up backwash of elimination further stays requires time for shorter, and the preliminary purification water of this process empties back into accurate filter 4, do not result in the loss of preliminary purification water.
The front and back end of described secondary pressure pump 5 is respectively equipped with low tension switch 51 and high-voltage switch gear 52, and the outlet of described accurate filter 4 connects the entrance of secondary pressure pump 5 by the second outlet pipe 42, and described second outlet pipe 42 is provided with low tension switch 51. When the setting of low tension switch 51 makes hydraulic pressure low cannot controlling the water circulation, equipment is automatically stopped work; The phenomenon that the fiber ceramics film 61 that high-voltage switch gear 52 can be protected hydraulic pressure excessive and cause damages; low tension switch 51 and high-voltage switch gear 52 are equipped with so that hydrone can extrude at a pressure sufficient through fiber ceramics film 61; can guarantee that again fiber ceramics film 61 is unlikely to damage because hydraulic pressure is too high, it is possible to use for a long time.
The entrance of described raw water box 1 is provided with former water inlet pipe 11; described former water inlet pipe 11 is provided with former water no-voltage protection device 12; when hydraulic pressure is less than certain value; equipment can automatically power off wholly off work; device damage that the equipment that avoids causes because of former water decompression and the waste of attached material, the water in former water inlet pipe 11 is transported to quartz filter 2 by first class pressure pump 13.
Described accurate filter 4 is provided with chemicals dosing plant 41, and accurate filter 4 makes water further be purified, makes the turbidity of water and colourity reach to optimize. Chemicals dosing plant 41 can prevent fiber ceramics film 61 surface from being damaged by the pollution of microbiological oxidation and suspended impurity, it is prevented that film surface scale and then reduce the desalination performance of film, it is ensured that the permeant flux run and improve film steady in a long-term of reverse osmosis unit 6.
The equal opening of described fiber ceramics film 61 and support column 62 two ends and flushing, one end of fiber ceramics film 61 and support column 62 is fastened by end cap 63, and the other end is connected on the inwall of the water side of reverse osmosis unit 6.
Described clear water tanks 7 inner upper is provided with Burdick lamp 71, and Burdick lamp 71 can effectively kill the antibacterial in water and virus, improves the quality of water further. The three stage pressure pumps 8 at clear water tanks 7 rear can ensure that water outlet efficiency.
Whole equipment can adopt PLC to automatically control, and former water no-voltage protection device 12, all compression pumps, all electromagnetic valves, air inlet pipe 23, chemicals dosing plant 41, low tension switch 51, high-voltage switch gear 52, cylinder 68 and Burdick lamp 71 is all connected to PLC and carries out integrated scheduling.
The above; it is only this utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; any those familiar with the art is in the technical scope that this utility model discloses; the change that can readily occur in or replacement, all should be encompassed within protection domain of the present utility model.
Claims (8)
1. pure water manufactures equipment, including passing sequentially through the raw water box (1) that pipeline connects, first class pressure pump (13), quartz filter (2), active carbon filter (3), accurate filter (4), secondary pressure pump (5), reverse osmosis unit (6), clear water tanks (7) and three stage pressure pumps (8), it is characterized in that: the internal collecting basin (21) being provided with the diminishing taper of bore from top to bottom of described quartz filter (2), described collecting basin (21) bottom is provided with multiple apopore (22), conical surface connection air inlet pipe (23) of collecting basin (21) periphery, the outlet of described first class pressure pump (13) connects the entrance of quartz filter (2) by the first water inlet pipe (15), described first water inlet pipe (15) is provided with the first electromagnetic valve (14), the outlet of described quartz filter (2) connects the entrance of active carbon filter (3) by the first outlet pipe (16), described first outlet pipe (16) is provided with the 3rd electromagnetic valve (26), by the second water inlet pipe (17) connection between described first water inlet pipe (15) and the first outlet pipe (16), described second water inlet pipe (17) is provided with the second electromagnetic valve (24), the two ends of the second water inlet pipe (17) lay respectively at the first electromagnetic valve (14) and the front of the 3rd electromagnetic valve (26), the active carbon layer (31) and sandstone layer (32) that are distributed up and down it is provided with in described active carbon filter (3), fiber ceramics film (61) is set in described reverse osmosis unit (6), described fiber ceramics film (61) inside center is provided with the support column (62) of the hollow of both ends open, described support column (62) is provided with the hole that two rows are distributed along its length, wherein the hole of half is the through hole (64) running through support column (62), second half hole is the groove (65) being positioned on the inwall of support column (62), two adjacent grooves (65), adjacent groove (65) and through hole (64), passage (66) connection is all passed through between two adjacent through holes (64), described support column (62) inwall is fitted with seal receptacle (67), described reverse osmosis unit (6) is provided externally with cylinder (68), described cylinder (68) can make seal receptacle (67) laminating support column (62) inwall move by the push rod (69) of its end, the front and back end of described secondary pressure pump (5) is respectively equipped with low tension switch (51) and high-voltage switch gear (52), the outlet of secondary pressure pump (5) connects the entrance of reverse osmosis unit (6) by the 3rd water inlet pipe (43), described 3rd water inlet pipe (43) is positioned at high-voltage switch gear (52) rear and is provided with the 6th electromagnetic valve (53), described support column (62) is internal connects the 4th water inlet pipe (44) with seal receptacle (67) with side, described 4th water inlet pipe (44) is provided with the 4th electromagnetic valve (56), 4th water inlet pipe (44) other end is connected on the 3rd water inlet pipe (43) between high-voltage switch gear (52) and the 6th electromagnetic valve (53), 4th water inlet pipe (44) is connected to return pipe (58), described return pipe (58) one end is connected on the 4th water inlet pipe (44) at the 4th electromagnetic valve (56) rear, the other end of return pipe (58) connects accurate filter (4), return pipe (58) is provided with the 5th electromagnetic valve (57).
2. pure water manufactures equipment as claimed in claim 1; it is characterized in that: the entrance of described raw water box (1) is provided with former water inlet pipe (11), and described former water inlet pipe (11) is provided with former water no-voltage protection device (12).
3. pure water manufactures equipment as claimed in claim 1, it is characterized in that: the top of described quartz filter (2) is provided with the first blow-off pipe (25), and described first blow-off pipe (25) is provided with the 8th electromagnetic valve (27).
4. pure water manufactures equipment as claimed in claim 1, it is characterised in that: described accurate filter (4) is provided with chemicals dosing plant (41).
5. pure water manufactures equipment as claimed in claim 1, it is characterized in that: the outlet of described accurate filter (4) connects the entrance of secondary pressure pump (5) by the second outlet pipe (42), and described second outlet pipe (42) is provided with low tension switch (51).
6. pure water manufactures equipment as claimed in claim 1, it is characterized in that: described reverse osmosis unit (6) top is provided with the second blow-off pipe (54), and described second blow-off pipe (54) is provided with the 7th electromagnetic valve (55).
7. pure water manufactures equipment as claimed in claim 1, it is characterised in that: one end of described fiber ceramics film (61) and support column (62) is by end cap (63) fastening.
8. pure water manufactures equipment as claimed in claim 1, it is characterised in that: described clear water tanks (7) inner upper is provided with Burdick lamp (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065974.2U CN205313231U (en) | 2016-01-22 | 2016-01-22 | Pure water manufacture equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620065974.2U CN205313231U (en) | 2016-01-22 | 2016-01-22 | Pure water manufacture equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205313231U true CN205313231U (en) | 2016-06-15 |
Family
ID=56206610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620065974.2U Withdrawn - After Issue CN205313231U (en) | 2016-01-22 | 2016-01-22 | Pure water manufacture equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205313231U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105481128A (en) * | 2016-01-22 | 2016-04-13 | 绍兴文理学院 | Purified water preparation equipment |
-
2016
- 2016-01-22 CN CN201620065974.2U patent/CN205313231U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105481128A (en) * | 2016-01-22 | 2016-04-13 | 绍兴文理学院 | Purified water preparation equipment |
| CN105481128B (en) * | 2016-01-22 | 2017-11-14 | 绍兴文理学院 | Pure water manufacturing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160615 Effective date of abandoning: 20171114 |
|
| AV01 | Patent right actively abandoned |