CN105617756A - Compound pure water filtering machine - Google Patents
Compound pure water filtering machine Download PDFInfo
- Publication number
- CN105617756A CN105617756A CN201610208599.7A CN201610208599A CN105617756A CN 105617756 A CN105617756 A CN 105617756A CN 201610208599 A CN201610208599 A CN 201610208599A CN 105617756 A CN105617756 A CN 105617756A
- Authority
- CN
- China
- Prior art keywords
- pipe
- inner filter
- net
- shaped feed
- filter screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
- B01D36/045—Combination of filters with centrifugal separation devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
- B01D33/804—Accessories integrally combined with devices for controlling the filtration
- B01D33/806—Accessories integrally combined with devices for controlling the filtration by flow measuring
Abstract
The invention discloses a compound pure water filtering machine which comprises a barrel, an inner filter screen, an outer filter screen and a T-shaped feeding pipe, wherein the barrel is supported by bottom studs; the inner filter screen and the outer filter screen are arranged in the barrel in turn from inner to outer and are coaxial with the barrel; a discharging hole is formed in the end part of a vertical pipe of the T-shaped feeding pipe; a flow adjusting mechanism is mounted on a feeding hole of the T-shaped feeding pipe; a disc distributing head is arranged at the discharging hole of the T-shaped feeding pipe; a plurality of injection pipes forming same angles with the radius of the inner filter screen are uniformly distributed on the disc distributing head; a rotating mechanism, which is integrally connected with the inner filter screen, takes the impacting resultant force of water flow jetted by the injection pipes to the inner filter screen as power and rotates around the axis of the vertical pipe of the T-shaped feeding pipe, is mounted on the T-shaped feeding pipe. The compound pure water filtering machine can be used for effectively filtering fibers from pure water, recycling and reducing discharged solids and increasing the yield of raw materials. Filtered water acquired according to a physical method can be applied to common low-pressure spraying and the purpose of saving clean water can be achieved.
Description
Technical field
The present invention relates to water treatment field, particularly relate to a kind of compound white water filter machine.
Background technology
Paper industry takes off, by when paper machine wet end paper width is shaped, the water removed, and vacuum chamber and the squeezing de-water removed further, it is referred to as " plain boiled water ". Containing fiber, filler and solubility papermaking chemical product in plain boiled water, these materials carry out separation can recycle, and the water after filtering can be used for the process point that water quality requirement is not high carries out spray pouring operation, it is seen that plain boiled water can improve raw material yield, cost-saving, minimizing blowdown greatly after processing.
The domestic and international main method to pulping wastewater treatment is Coagulation Method, biochemical process at present. With the equipment of Coagulation with Treatment paper waste, mainly inclined-plate clarifying basin or air flotation pool, the hybrid reaction of flocculation agent and waste water, the mixing of throw out all realize in different structures, not only floor space is big for this kind equipment, and the efficiency of hybrid reaction precipitation is low, investment is big, be not suitable for the process of plain boiled water, and the flocculation agent used mainly Tai-Ace S 150, polymerize aluminum chloride etc., this kind is containing aluminum ions throw out, flocculating effect is poor, cost height, and in the slurry water reclaimed, the quality of copy paper there is is bad impact, waste the fiber that can recycle. Adopt biochemical process process plain boiled water through aerobic aeration pond aeration, aeration tank need to be added whiterot fungi HG-03 and carry out aerobic treatment, deep layer jet need to be adopted in this process, aeration or table expose, oxidation ditch aeration etc., all need to consume a large amount of power, to be carried out two sedimentations through settling tank in addition. This kind of method investment and energy consumption are big, processing cost height, and sediment after treatment can only be drained as refuse, wastes the fiber that can recycle; And its biochemical process process plain boiled water floor space is relatively big, power consumption height is bigger to the pressure of production cost.
Summary of the invention
The utility model provides a kind of compound white water filter machine, without the need to adding reagent, effectively filtered in papermaking, slurrying production process the suspended substance in the plain boiled water produced by physics mode, and recycle, it is to increase raw material yield, water-saving and emission-reducing, reduction cost of sewage disposal.
In order to realize above-mentioned purpose, the technical solution adopted in the utility model is as follows:
A kind of compound white water filter machine, comprises by the cylinder of foot support, is successively set on inner barrel and all coaxial with cylinder Inner filter net and outer leaching net from inside to outside, and is across the "T"-shaped feed-pipe at cylinder top by the pipe support of cylinder body outer wall both sides; Described outer leaching net is fixed on cylinder inboard wall by outer leaching net supporting plate; One end of described "T"-shaped feed-pipe transverse pipe is provided with opening for feed, and the other end is for closing structure, and the end of its vertical pipe is provided with discharge port; The opening for feed position of described "T"-shaped feed-pipe is provided with flow control device, and the discharge port of "T"-shaped feed-pipe is provided with disk distributor head, and this disk distributor head is evenly distributed with some spray tubes forming identical angle with Inner filter net radius; Described "T"-shaped feed-pipe is provided be connected as a single entity with Inner filter net, taking spray tube injection current to Inner filter net impact make a concerted effort as power, around "T"-shaped feed-pipe vertical pipe axis rotate rotating mechanism; Described rotating mechanism is provided with the Hall revolution speed transducer being connected with flow control device; Water outlet and slag slurry relief outlet have been offered in the bottom of described cylinder.
Further, described flow control device comprises the rotating speed controller, PID controller and the motor-driven control valve that are connected successively with Hall revolution speed transducer.
Further, described rotating mechanism comprises the bearing parts being arranged on outside "T"-shaped feed-pipe, is evenly distributed on bearing parts supporting cup parts circumferentially, and is arranged on the suspension member on supporting cup parts circle body, for being connected with Inner filter net.
Again further, in the vertical pipe of described "T"-shaped feed-pipe the top, being positioned at bearing parts is provided with the setting device for adjusting "T"-shaped feed-pipe vertical pipe verticality.
Further, described setting device comprises the compensator being coated at outside "T"-shaped feed-pipe, is arranged on the non-standard flange at the upper and lower two ends of compensator, and for locking the adjusting bolt of compensator and non-standard flange.
Preferably, the described "T"-shaped axis of feed-pipe vertical pipe and the central axes of cylinder.
Preferably, described Inner filter net and outer leaching net are the turbination structure that bottom is provided with opening.
Preferably, described slag slurry relief outlet is arranged on the underface of inside and outside filter screen.
Preferably, it is characterised in that, the angular range of described spray tube and Inner filter net radius is 30 �㡫60 ��
Compared with prior art, the utility model has following useful effect:
(1) mode that the compound white water filter machine of the present invention is rotated by Inner filter net carries out solid-liquid separation, it is possible to effectively filter the fiber in plain boiled water, and starches relief outlet by slag and reclaim in time, it is to increase raw material yield; The filtered water obtained through twice filtration of inside and outside filter screen meets the standard of the common spray waters such as Low-pressure spray, can be used as less demanding water of productive use, has saved rinse dosage; And in the present invention, the current scour Inner filter net of spray tube forms making a concerted effort of band electric filter rotation, equipment itself, without the need to any power, reduces power consumption, has greatly saved cost.
(2) the present invention is by Hall revolution speed transducer acquisition pulse signal, convert pulse signal to analog quantity speed by rotating speed controller to show, become to send again and carry out parameter tuning into 4 ~ 20mA electrical signal is input to PID controller, the adjustment of control motor regulated valve opening degree, by the rotating speed of the change of plain boiled water flow control Inner filter net, control process is all linked with one another, and rotating speed and flow have dependency, can arrange flexibly according to different filtration needs.
(3) spray tube of the present invention and Inner filter net radius form 30 �� ~ 60 �� angles, are conducive to the best forming the rotation driving Inner filter net to make a concerted effort, it is ensured that Inner filter net reaches maximum speed of revolution under same traffic.
(4) when the white water filter machine of the present invention works, Inner filter net keeps certain speed rotation, and under the dual function of centrifugal force and gravity, even if filtering the enriched water of PPM value about 2000, Inner filter net can not produce " paste net " phenomenon; The current that Inner filter net is filtered out tangentially wash away outer leaching net and carry out secondary filtration under the centrifugal action rotated, because current continue random washing away, so outer net is also not easily " paste net ". Therefore, cleaning and the replacement frequency of inside and outside filter screen can be reduced, extend the life cycle of inside and outside filter screen.
(5) in the present invention, inside and outside filter screen can adopt high pressure water washing, easy to clean; Wherein Inner filter net is connected on supporting cup parts by suspension member, and it is convenient to change.
(6) spray tube of the present invention is connected to the discharge port of "T"-shaped feed-pipe vertical pipe by disk distributor head, Inner filter net is by rotating anatomical connectivity in the vertical pipe of "T"-shaped feed-pipe, and the vertical pipe of "T"-shaped feed-pipe is provided with and forms setting device by compensator, non-standard flange, adjusting bolt, the verticality of "T"-shaped feed-pipe vertical pipe is adjusted by this device, and then realize the adjustment of Inner filter net, injecting-unit verticality, guarantee all on body centre axis, it is ensured that the stability of the present invention's work.
(7) compact in design of the present invention, floor space is little, plain boiled water treatment capacity is big, anti-overload ability strong, is worth promoting the use of in industries such as papermaking, environmental protection, food.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of the present invention.
Fig. 2 is the sectional view of the present invention.
Fig. 3 is the vertical view of the present invention.
Part component name in accompanying drawing is called:
1-cylinder, 2-pipe support, the "T"-shaped feed-pipe of 3-, 4-non-standard flange, 5-adjusting bolt, 6-compensator, 7-bearing parts, 8-supporting cup parts, 9-Inner filter net, 10-outer leaching net, 11-outer leaching net supporting plate, 12-spray tube, 13-disk distributor head, 14-water outlet, 15-slag slurry relief outlet, 16-footing.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described, and embodiments of the present invention include but not limited to the following example.
Embodiment
As shown in Figure 1 to Figure 3, a kind of compound white water filter machine, comprises the cylinder 1 with foot support 16, is successively set on inner barrel and all coaxial with cylinder 1 Inner filter net 9 and outer leaching net 10 from inside to outside, and "T"-shaped feed-pipe 3; Described outer leaching net 10 is fixed on cylinder inboard wall by filter screen supporting plate 11; Shown "T"-shaped feed-pipe 3 is across cylinder top by being arranged on the pipe support 2 of cylinder 1 outer wall, and one end of this "T"-shaped feed-pipe 3 transverse pipe is provided with opening for feed, and the other end is for closing structure, and the end of its vertical pipe is provided with discharge port; The opening for feed position of described "T"-shaped feed-pipe is provided with flow control device, and the discharge port of "T"-shaped feed-pipe is connected with disk distributor head 13; In the present embodiment, disk distributor head 13 being evenly distributed with six spray tubes 12, spray tube 12 and Inner filter net 9 radius form 30 �� of-60 �� of angles, drive Inner filter net to rotate when the current scour Inner filter net that spray tube ejects; Described "T"-shaped feed-pipe 3 upper is also provided with the rotating mechanism being connected with Inner filter net and together rotating around "T"-shaped feed-pipe vertical pipe with Inner filter net; Described rotating mechanism is provided with the Hall revolution speed transducer being connected with flow control device; Water outlet 14 and slag slurry relief outlet 15 have been offered in the bottom of described cylinder 1.
In the present embodiment, flow control device comprises the XSM rotating speed controller, XSC5PID controller and the electric V-shaped adjustment ball valve that are connected successively with Hall revolution speed transducer; Rotating mechanism comprises the bearing parts 7 being arranged on outside "T"-shaped feed-pipe, it is evenly distributed on bearing parts 7 supporting cup parts 8 circumferentially, and it being arranged on the suspension member on supporting cup parts circle body, for being connected with Inner filter net, Hall revolution speed transducer is arranged on bearing parts.
For the ease of ensureing that the vertical pipe of "T"-shaped feed-pipe overlaps with body centre axle, installation adjusting device above bearing parts, comprise the compensator 6 being coated at outside "T"-shaped feed-pipe, the non-standard flange 4 being arranged on compensator about 6 two ends, and for locking the adjusting bolt 5 of compensator 6 and non-standard flange 4.
The density degree of Inner filter net 9, outer leaching net 10 is different, can match flexibly according to practical situation, and inside and outside filter screen all turbination structures in bottom opening, slag starches the underface that relief outlet 15 is arranged on opening. In the present embodiment, Inner filter net selects 100 orders, and outer leaching net selects 200 orders.
The compound white water filter machine working process of the present invention is as follows:
Plain boiled water is flowed into by the opening for feed of "T"-shaped feed-pipe, the current scour Inner filter net that six spray tubes spray to Inner filter net, and drive Inner filter net and the supporting cup parts and the bearing parts that are connected with Inner filter net rotate around the vertical pipe axis of "T"-shaped feed-pipe, the Hall revolution speed transducer acquisition pulse signal being arranged on bearing parts, pulse signal is converted to the electrical signal of standard 4 ~ 20mA by rotating speed controller, this electrical signal carries out parameter tuning by PID controller, the opening degree of control motor-driven control valve, it is achieved the adjustment of opening for feed flow.
The inside and outside filter screen that the present invention adopts order number density different filters, and is possible not only to effectively filter the fiber in plain boiled water, and recycles, it is to increase raw material yield, decreases solid thing quantity discharged, reduces plant effuent processing cost; And while adopting physics mode separation, collection fiber, with standard most economical, that mode obtains efficiently filtered water meets the common spray waters such as Low-pressure spray, save rinse dosage, reduce costs. Plain boiled water treatment capacity of the present invention is big, anti-overload ability strong, compact in design, floor space are little, is worth promoting the use of in industries such as papermaking, environmental protection, food.
Above-described embodiment is only the preferred embodiments of the present invention, not limiting the scope of the invention, as long as adopting the principle of design of the present invention, and the change carrying out non-creativeness work on this basis and making, all should belong within protection scope of the present invention.
Claims (9)
1. a compound white water filter machine, it is characterized in that, comprise the cylinder (1) supported by footing (16), it is successively set on inner barrel and all coaxial with cylinder Inner filter net (9) and outer leaching net (10) from inside to outside, and it is across the "T"-shaped feed-pipe (3) at cylinder top by the pipe support (2) of cylinder body outer wall both sides; Described outer leaching net (10) is fixed on cylinder inboard wall by outer leaching net supporting plate (11); One end of described "T"-shaped feed-pipe (3) transverse pipe is provided with opening for feed, and the other end is for closing structure, and the end of its vertical pipe is provided with discharge port; Described T " the opening for feed position of shape feed-pipe (3) is provided with flow control device; and the discharge port of "T"-shaped feed-pipe (3) is provided with disk distributor head (13), this disk distributor head (13) is evenly distributed with some and forms the spray tube (12) of identical angle with Inner filter net (9) radius; Described "T"-shaped feed-pipe (3) is provided be connected as a single entity with Inner filter net, taking spray tube injection current to Inner filter net impact make a concerted effort as power, around "T"-shaped feed-pipe vertical pipe axis rotate rotating mechanism; Described rotating mechanism is provided with the Hall revolution speed transducer being connected with flow control device; Water outlet (14) and slag slurry relief outlet (15) have been offered in the bottom of described cylinder.
2. the compound white water filter machine of one according to claim 1, it is characterised in that, described flow control device comprises the rotating speed controller, PID controller and the motor-driven control valve that are connected successively with Hall revolution speed transducer.
3. the compound white water filter machine of one according to claim 2, it is characterized in that, described rotating mechanism comprises the bearing parts (7) being arranged on "T"-shaped feed-pipe (3) outside, it is evenly distributed on bearing parts (7) supporting cup parts (8) circumferentially, and it is arranged on the suspension member on supporting cup parts circle body, for being connected with Inner filter net.
4. the compound white water filter machine of one according to claim 3, it is characterised in that, in the vertical pipe of described "T"-shaped feed-pipe (3), the top that is positioned at bearing parts the setting device for adjusting "T"-shaped feed-pipe (3) vertical pipe verticality is installed.
5. the compound white water filter machine of one according to claim 4, it is characterized in that, described setting device comprise be coated at T " compensator (6) outside shape feed-pipe; be arranged on the non-standard flange (4) at the upper and lower two ends of compensator, and for locking the adjusting bolt (5) of compensator and non-standard flange.
6. the compound white water filter machine of one according to claim 5, it is characterised in that, the described axis of "T"-shaped feed-pipe (3) vertical pipe and the central axes of cylinder (1).
7. the compound white water filter machine of one according to claim 6, it is characterised in that, described Inner filter net (9) and outer leaching net (10) are the turbination structure that bottom is provided with opening.
8. the compound white water filter machine of one according to claim 7, it is characterised in that, described slag slurry relief outlet (15) is arranged on the underface of inside and outside filter screen.
9. the compound white water filter machine of one according to claim 8, it is characterised in that, described spray tube (12) is 30 �㡫60 �� with the angular range of Inner filter net (9) radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610208599.7A CN105617756B (en) | 2016-04-06 | 2016-04-06 | A kind of compound white water filter machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610208599.7A CN105617756B (en) | 2016-04-06 | 2016-04-06 | A kind of compound white water filter machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105617756A true CN105617756A (en) | 2016-06-01 |
| CN105617756B CN105617756B (en) | 2017-12-29 |
Family
ID=56033335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610208599.7A Expired - Fee Related CN105617756B (en) | 2016-04-06 | 2016-04-06 | A kind of compound white water filter machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105617756B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031161A (en) * | 2017-11-28 | 2018-05-15 | 肖灵芝 | A kind of municipal administration sanitary sewage station-service preliminary processing equipment |
| CN110917699A (en) * | 2020-01-07 | 2020-03-27 | 黄河水利职业技术学院 | Sewage treatment device and treatment method thereof |
| CN113398644A (en) * | 2021-08-20 | 2021-09-17 | 南通海隆磁业有限公司 | Recovery processing equipment of magnetic material industrial wastewater |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112090143A (en) * | 2020-09-27 | 2020-12-18 | 东营秀春劳保用品有限公司 | Sewage treatment plant for building engineering who contains filtering capability |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011125790A (en) * | 2009-12-17 | 2011-06-30 | Chida Engineering:Kk | Turbid water treatment apparatus and turbid water treatment method |
| CN203315848U (en) * | 2013-04-24 | 2013-12-04 | 徐立华 | Hydraulically driven vertical shaft screen slag remover for sewage |
| CN104436846A (en) * | 2014-10-23 | 2015-03-25 | 广西智通节能环保科技有限公司 | Mixed juice filter device |
| CN105060466A (en) * | 2015-07-31 | 2015-11-18 | 厦门市宜景环境工程有限公司 | Self-purification type hydraulic biological drum |
| CN205461360U (en) * | 2016-04-06 | 2016-08-17 | 陈东 | Double entry plain boiled water filter |
-
2016
- 2016-04-06 CN CN201610208599.7A patent/CN105617756B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011125790A (en) * | 2009-12-17 | 2011-06-30 | Chida Engineering:Kk | Turbid water treatment apparatus and turbid water treatment method |
| CN203315848U (en) * | 2013-04-24 | 2013-12-04 | 徐立华 | Hydraulically driven vertical shaft screen slag remover for sewage |
| CN104436846A (en) * | 2014-10-23 | 2015-03-25 | 广西智通节能环保科技有限公司 | Mixed juice filter device |
| CN105060466A (en) * | 2015-07-31 | 2015-11-18 | 厦门市宜景环境工程有限公司 | Self-purification type hydraulic biological drum |
| CN205461360U (en) * | 2016-04-06 | 2016-08-17 | 陈东 | Double entry plain boiled water filter |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031161A (en) * | 2017-11-28 | 2018-05-15 | 肖灵芝 | A kind of municipal administration sanitary sewage station-service preliminary processing equipment |
| CN110917699A (en) * | 2020-01-07 | 2020-03-27 | 黄河水利职业技术学院 | Sewage treatment device and treatment method thereof |
| CN110917699B (en) * | 2020-01-07 | 2020-09-04 | 黄河水利职业技术学院 | Sewage treatment device and treatment method thereof |
| CN113398644A (en) * | 2021-08-20 | 2021-09-17 | 南通海隆磁业有限公司 | Recovery processing equipment of magnetic material industrial wastewater |
| CN113398644B (en) * | 2021-08-20 | 2021-11-16 | 南通海隆磁业有限公司 | Recovery processing equipment of magnetic material industrial wastewater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105617756B (en) | 2017-12-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105617756A (en) | Compound pure water filtering machine | |
| CN209537204U (en) | Magnetic loads water treatment facilities | |
| KR101302269B1 (en) | Hydrocyclone concentrator | |
| CN105858735B (en) | A kind of vertical vortex idetified separation device and separation of solid and liquid it is granulating fluidized bed | |
| CN100548429C (en) | A kind of filter | |
| CN205709927U (en) | A kind of vertical eddy current idetified separation device and high efficient solid and liquid separation granulating fluidized bed | |
| CN101468857B (en) | Sewage treatment method for fluorite concentration plant | |
| CN201842724U (en) | Combined clarifier | |
| CN207347304U (en) | A kind of coal-contained wastewater processing system | |
| CN208302356U (en) | A kind of nano ceramics filter device | |
| CN102091470B (en) | White water filtering machine | |
| CN205461360U (en) | Double entry plain boiled water filter | |
| CN208104203U (en) | A kind of sludge condensation quality-adjusting device | |
| CN202465418U (en) | Baffling settlement automatic filtering water purification all-in-one machine | |
| CN201978575U (en) | White water filter machine | |
| CN201240910Y (en) | High speed precipitation tank for treatment of heavy metal wastewater | |
| CN210796154U (en) | Sludge concentration dewatering device for sewage treatment | |
| CN1410370A (en) | Balanced/nonbalanced water treatment technology and its equipment | |
| CN207608441U (en) | A kind of cyanobacteria water plant processing ship | |
| CN109912073A (en) | A kind of park intermediate water reuse system | |
| CN207375901U (en) | A kind of new return flow equipment | |
| CN101613172B (en) | Gravity type sludge dehydration device | |
| CN218709812U (en) | Landfill leachate membrane filtration concentrated solution treatment device | |
| CN110552228A (en) | Paper pulp impurity separator for paper plastic of inner package of environment-friendly navigator and preparation process thereof | |
| CN211935709U (en) | Efficient sewage settling tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20200406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |