CN207330399U - A kind of anti-race sand device in sewage disposal V-type filter tank - Google Patents
A kind of anti-race sand device in sewage disposal V-type filter tank Download PDFInfo
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- CN207330399U CN207330399U CN201721115625.8U CN201721115625U CN207330399U CN 207330399 U CN207330399 U CN 207330399U CN 201721115625 U CN201721115625 U CN 201721115625U CN 207330399 U CN207330399 U CN 207330399U
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- Prior art keywords
- water
- filter
- backwash
- inlet
- cylinder
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- 239000004576 sand Substances 0.000 title claims abstract description 21
- 239000010865 sewage Substances 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000010453 quartz Substances 0.000 claims abstract description 21
- 238000011010 flushing procedure Methods 0.000 claims abstract description 18
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000011148 porous material Substances 0.000 claims abstract description 18
- 239000004575 stone Substances 0.000 claims abstract description 15
- 230000002262 irrigation Effects 0.000 claims abstract description 13
- 238000003973 irrigation Methods 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000006004 Quartz sand Substances 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000009287 sand filtration Methods 0.000 description 1
- -1 sieve Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The utility model discloses a kind of anti-race sand device in sewage disposal V-type filter tank, its structure includes：Quartz filter,Flushing water water distributing pore,Backwash water inlet,Backwash air inlet,Backwash drain valve,Water after filter water outlet,Pipe sleeve,Filled stone,Sieve,Air cushion,Backwash drainage ditch,Filter bed,Irrigation channel,V-type intake chamber,Quartz filter is horizontally installed to backwash air inlet left end and uses with water after filter water outlet be engaged,Flushing water water distributing pore is installed vertically on backwash water inlet upper end,The utility model quartz filter is equipped with water inlet,Water outlet,Dumping pit,Exhausting-gas hole,Leg,Low head,Porous filter plate,Cylinder,Upper manhole,Upper cover,Lifting lug,Connecting tube,Led to by irrigation channel and V-type intake chamber current,So as to flow into quartz filter,Realize when water inlet flows through filtering layer from top to bottom,Suspended matter and baregin particle in water are removed,So that the turbidity of water is reduced.
Description
Technical field
The utility model is a kind of anti-race sand device in sewage disposal V-type filter tank, belongs to the anti-sand device technology of running in V-type filter tank and leads
Domain.
Background technology
Type filter tank is a kind of form of rapid filter, because it is intake, groove shape is in the shape of the letter V and gains the name, and also makes equal grain filtrate filter
Its filtrate of pond uses homogeneous filtering material, i.e., has six primary valves on equal particle diameter filtrate, the six various pipelines in valve filter tank, it be China in
The technology that late 1980s introduce from French Degremont companies.
Sand control refers to be directed to oil reservoir and oil well condition in oil recovery process, correct to select well cementation, completion mode, and it is reasonable to formulate
Exploitation measure, control producing pressure differential, limitation percolation flow velocity prevents the measure of sand plug.
Prior art discloses Application No.：CN201420383173.1 the utility model is a kind of sewage disposal V-type filter
The anti-race sand device in pond, including V-groove, rhone, drainage gate, it is characterised in that in V-type filter tank, the drainage gate front end of rhone is set
The baffle that two pieces of height do not wait is put, it is low early and high after, two sections of sinks are installed on rhone, are originated from drainage gate to more than front apron
Certain length afterwards, the utility model expense is low to be easily installed, and the maintenance capacity of waste drains pump is greatly lowered, and mitigates maintenance of equipment personnel
Working strength, reduces because waste liquid pool accumulates the situation in the clear pond of sand and stoppage in transit V-type filter tank, has ensured the evacuation ability and effect of waste drains pump
Rate, enhances the ability of advanced treating even running, but existing technology can not produce sewage effective processing, feature list
One, labor intensity is big, low production efficiency.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of anti-race sand in sewage disposal V-type filter tank
Device, can not produce sewage effective processing, feature is single, and labor intensity is big, production efficiency to solve existing technology
It is low.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of sewage disposal V-type
The anti-race sand device in filter tank, its structure include：Quartz filter, flushing water water distributing pore, backwash water inlet, backwash air inlet
Mouth, backwash drain valve, water after filter water outlet, pipe sleeve, filled stone, sieve, air cushion, backwash drainage ditch, filter bed, irrigation channel, V
Type intake chamber, the quartz filter are horizontally installed to backwash air inlet left end and with water after filter water outlet using matching
Close, the flushing water water distributing pore is installed vertically on backwash water inlet upper end, and the backwash water inlet is horizontally installed to recoil
Wash drain valve left end and be gap-matched, the backwash air inlet is horizontally fixed on backwash drain valve front end, described
Pipe sleeve is horizontally installed to flushing water water distributing pore rear end, and the filled stone is vertically arranged to sieve lower end, and the sieve, which is vertically fixed on, to be filled out
Fill stone upper end and be gap-matched, the air cushion level is equipped with two altogether through filter bed middle part, the backwash drainage ditch
A and be uniformly installed at left and right sides of filter bed, the irrigation channel is horizontally installed to air cushion left end, and the V-type intake chamber is horizontal solid
Be scheduled at left and right sides of filter bed, the quartz filter be equipped with water inlet, water outlet, dumping pit, exhausting-gas hole, leg, low head,
Porous filter plate, cylinder, upper manhole, upper cover, lifting lug, connecting tube, the water inlet is fixed on water outlet upper end vertically, described to unload
Expect that hole is conllinear with cylinder axle center, the exhausting-gas hole is installed vertically on cylinder lower end and using mechanically connecting, and the leg is set altogether
There are three and be uniformly installed on cylinder lower end, the low head is arranged on cylinder upper and lower ends with upper cover and is matched somebody with somebody using gap
Close, the porous filter plate is horizontally installed to low head upper end, and the upper manhole is horizontally fixed on upper cover lower end, and the lifting lug erects
Straight to be installed on upper cover top and using being threadedly coupled, the connecting tube through cylinder middle part and uses machinery even vertically
Connect, the water outlet is extended vertically through in water after filter water outlet upper end.
Further, the filled stone is mounted on backwash drain valve upper end with sieve.
Further, the V-type intake chamber is equipped with two and is uniformly installed at left and right sides of filter bed altogether.
Further, the flushing water water distributing pore is conllinear with backwash water inlet axle center.
Further, the irrigation channel is horizontally fixed on backwash drainage ditch side and is gap-matched.
Further, the quartz filter is mechanical part, and flexibility ratio is high, good filtration effect.
Further, the backwash drain valve is mechanical part, and flexibility ratio is high, easy to operate.
Beneficial effect
A kind of anti-beneficial effect for running sand device in sewage disposal V-type filter tank of the utility model：The utility model quartz sand mistake
Filter be equipped with water inlet, water outlet, dumping pit, exhausting-gas hole, leg, low head, porous filter plate, cylinder, upper manhole, upper cover,
Lifting lug, connecting tube, are led to by irrigation channel and V-type intake chamber current, so as to flow into quartz filter, are realized and are worked as water inlet certainly
When flowing through filtering layer under above, suspended matter and baregin particle in water are removed, so that the turbidity of water is reduced.
Brief description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of anti-structure diagram for running sand device in sewage disposal V-type filter tank of the utility model.
Fig. 2 is a kind of structural representation of the anti-quartz filter for running sand device in sewage disposal V-type filter tank of the utility model
Figure.
In figure：Quartz filter -1, flushing water water distributing pore -2, backwash water inlet -3, backwash air inlet -4, recoil
Wash drain valve -5, water after filter water outlet -6, pipe sleeve -7, filled stone -8, sieve -9, air cushion -10, backwash drainage ditch -11, filter bed -
12nd, irrigation channel -13, V-type intake chamber -14, water inlet -101, water outlet -102, dumping pit -103, exhausting-gas hole -104, leg -
105th, low head -106, porous filter plate -107, cylinder -108, upper manhole -109, upper cover -110, lifting lug -111, connecting tube -
112。
Embodiment
To make the technical means, creative features, achievable purpose and effectiveness that the utility model is realized easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Please refer to Fig.1, Fig. 2, the utility model provides a kind of sewage disposal V-type filter tank anti-race sand device technical solution：Its
Structure includes：Quartz filter 1, flushing water water distributing pore 2, backwash water inlet 3, backwash air inlet 4, backwash drain valve
5th, water after filter water outlet 6, pipe sleeve 7, filled stone 8, sieve 9, air cushion 10, backwash drainage ditch 11, filter bed 12, irrigation channel 13, V-type
Intake chamber 14, the quartz filter 1 are horizontally installed to backwash 4 left end of air inlet and are used with water after filter water outlet 6
It is engaged, the flushing water water distributing pore 2 is installed vertically on 3 upper end of backwash water inlet, and the backwash water inlet 3 is horizontally mounted
In backwash 5 left end of drain valve and it is gap-matched, the backwash air inlet 4 is horizontally fixed on backwash drain valve 5
Front end, the pipe sleeve 7 are horizontally installed to 2 rear end of flushing water water distributing pore, and the filled stone 8 is vertically arranged to 9 lower ends of sieve, the sieve
9 are vertically fixed on 8 upper end of filled stone and are gap-matched, and the air cushion 10 is horizontal through the middle part of filter bed 12, described anti-
Flush discharge canal 11 is equipped with two and is uniformly installed on the left and right sides of filter bed 12 altogether, and the irrigation channel 13 is horizontally installed to air cushion
10 left ends, the V-type intake chamber 14 are horizontally fixed on the left and right sides of filter bed 12, and the quartz filter 1 is equipped with water inlet
101st, water outlet 102, dumping pit 103, exhausting-gas hole 104, leg 105, low head 106, porous filter plate 107, cylinder 108, upper people
Hole 109, upper cover 110, lifting lug 111, connecting tube 112, the water inlet 101 is fixed on 102 upper end of water outlet vertically, described to unload
Expect that hole 103 is conllinear with 108 axle center of cylinder, the exhausting-gas hole 104 is installed vertically on 108 lower end of cylinder and uses and mechanically connects,
The leg 105 is equipped with three and is uniformly installed on 108 lower end of cylinder altogether, and the low head 106 is arranged on column with upper cover 110
108 upper and lower ends of body and it is gap-matched, the porous filter plate 107 is horizontally installed to 106 upper end of low head, the upper people
Hole 109 is horizontally fixed on 110 lower end of upper cover, and the lifting lug 111 is vertically arranged to 110 top of upper cover and is connected using screw thread
Connect, the connecting tube 112 vertically through the middle part of cylinder 108 and using mechanically connecting, the water outlet 102 extend vertically through in
6 upper end of water after filter water outlet, the filled stone 8 are mounted on 5 upper end of backwash drain valve with sieve 9, and the V-type intake chamber 14 is common
The left and right sides of filter bed 12 is installed on equipped with two and uniformly, the flushing water water distributing pore 2 is conllinear with 3 axle center of backwash water inlet,
The irrigation channel 13 is horizontally fixed on backwash 11 side of drainage ditch and is gap-matched, the quartz filter 1
For mechanical part, flexibility ratio is high, good filtration effect, and the backwash drain valve 5 is mechanical part, and flexibility ratio is high, easy to operate.
1 scientific name shallow media filter of the utility model quartz filter, it is by the use of quartz sand as filter medium, one
Under fixed pressure, the quartz sand filtration the higher water of turbidity by certain thickness granular or non-grain, effective retention removes
Suspended matter, organic matter, colloidal particles, microorganism, chlorine, odor and part heavy metal ion in water etc., are finally reached reduction water
A kind of High-cfficiency Filtration equipment of turbidity, the effect that purifies water.
When user needs to use being originally practically applicable to a kind of anti-race sand device in sewage disposal V-type filter tank, lead to
Cross after irrigation channel 13 backwashes drain valve 5 and flushing water water distributing pore 2 by water inlet backwash water inlet 3, overflow across filter bed 12 and pass through again
Backwash drainage ditch 11 to enter by the V-type intake chamber 14 of water submerged to be filtered, respectively through the uniform flushing water water distributing pore 2 of slot bottom and V
Type intake chamber 14, flows into water outlet 102 through cylinder 108 by the water after filter that the porous filter plate 107 of 1 homogeneous of quartz filter filters and manages
In corridor, trapped well, effluent weir, clear water canal in through piping lane flow into water after filter water outlet 6, realize when water inlet is flowed from top to bottom
During through filtering layer, suspended matter and baregin particle in water are removed, so that the turbidity of water is reduced.
It is the utility model quartz filter 1, flushing water water distributing pore 2, backwash water inlet 3, backwash air inlet 4, anti-
Flush discharge valve 5, water after filter water outlet 6, pipe sleeve 7, filled stone 8, sieve 9, air cushion 10, backwash drainage ditch 11, filter bed 12, water inlet
Channel 13, V-type intake chamber 14, water inlet 101, water outlet 102, dumping pit 103, exhausting-gas hole 104, leg 105, low head 106,
Porous filter plate 107, cylinder 108, upper manhole 109, upper cover 110, lifting lug 111,112 component of connecting tube be universal standard part or
The component that those skilled in the art know, its structure and principle all can be learnt or be passed through by technical manual for this technology personnel
Normal experiment method knows the utility model solves the problems, such as it is that the technology having can not produce sewage effective processing, function
Property it is single, labor intensity is big, low production efficiency, and the utility model is combined with each other by above-mentioned component, realize when water inlet from
When flowing through filtering layer under above, suspended matter and baregin particle in water are removed, so that the turbidity of water is reduced, specifically such as
It is lower described：
The water inlet 101 is fixed on 102 upper end of water outlet vertically, and the dumping pit 103 is conllinear with 108 axle center of cylinder,
The exhausting-gas hole 104 is installed vertically on 108 lower end of cylinder and using mechanically connecting, and the leg 105 is altogether equipped with three and equal
Even to be installed on 108 lower end of cylinder, the low head 106 is arranged on 108 upper and lower ends of cylinder with upper cover 110 and uses gap
Coordinate, the porous filter plate 107 is horizontally installed to 106 upper end of low head, and the upper manhole 109 is horizontally fixed on upper cover 110
Lower end, the lifting lug 111 are vertically arranged to 110 top of upper cover and using being threadedly coupled, and the connecting tube 112 runs through vertically
In the middle part of cylinder 108 and using mechanically connecting, the water outlet 102 is extended vertically through in 6 upper end of water after filter water outlet.
The advantages of basic principle and main feature and the utility model of the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of anti-race sand device in sewage disposal V-type filter tank, its structure include：Quartz filter（1）, flushing water water distributing pore
（2）, backwash water inlet（3）, backwash air inlet（4）, backwash drain valve（5）, water after filter water outlet（6）, pipe sleeve（7）、
Filled stone（8）, sieve（9）, air cushion（10）, backwash drainage ditch（11）, filter bed（12）, irrigation channel（13）, V-type intake chamber
（14）, it is characterised in that：
The quartz filter（1）It is horizontally installed to backwash air inlet（4）Left end and with water after filter water outlet（6）Using
It is engaged, the flushing water water distributing pore（2）It is installed vertically on backwash water inlet（3）Upper end, the backwash water inlet（3）Water
Safety is loaded on backwash drain valve（5）Left end and it is gap-matched, the backwash air inlet（4）It is horizontally fixed on recoil
Wash drain valve（5）Front end, the pipe sleeve（7）It is horizontally installed to flushing water water distributing pore（2）Rear end, the filled stone（8）Vertical peace
Loaded on sieve（9）Lower end, the sieve（9）It is vertically fixed on filled stone（8）Upper end and it is gap-matched, the air cushion（10）Water
Put down through filter bed（12）Middle part, the backwash drainage ditch（11）Two are equipped with altogether and are uniformly installed on filter bed（12）Left and right two
Side, the irrigation channel（13）It is horizontally installed to air cushion（10）Left end, the V-type intake chamber（14）It is horizontally fixed on filter bed（12）
The left and right sides；
The quartz filter（1）Equipped with water inlet（101）, water outlet（102）, dumping pit（103）, exhausting-gas hole（104）, branch
Foot（105）, low head（106）, porous filter plate（107）, cylinder（108）, upper manhole（109）, upper cover（110）, lifting lug
（111）, connecting tube（112）, the water inlet（101）It is fixed on water outlet vertically（102）Upper end, the dumping pit（103）With
Cylinder（108）Axle center is conllinear, the exhausting-gas hole（104）It is installed vertically on cylinder（108）Lower end and use mechanical connection, it is described
Leg（105）Three are equipped with altogether and are uniformly installed on cylinder（108）Lower end, the low head（106）With upper cover（110）It is all provided with
In cylinder（108）Upper and lower ends and it is gap-matched, the porous filter plate（107）It is horizontally installed to low head（106）On
End, the upper manhole（109）It is horizontally fixed on upper cover（110）Lower end, the lifting lug（111）It is vertically arranged to upper cover
（110）Top and use threaded connection, the connecting tube（112）Vertically through cylinder（108）Middle part and use machinery
Connection, the water outlet（102）Extend vertically through in water after filter water outlet（6）Upper end.
A kind of 2. anti-race sand device in sewage disposal V-type filter tank according to claim 1, it is characterised in that：The filled stone
（8）With sieve（9）It is mounted on backwash drain valve（5）Upper end.
A kind of 3. anti-race sand device in sewage disposal V-type filter tank according to claim 1, it is characterised in that：The V-type water inlet
Groove（14）Two are equipped with altogether and are uniformly installed on filter bed（12）The left and right sides.
A kind of 4. anti-race sand device in sewage disposal V-type filter tank according to claim 1, it is characterised in that：The flushing water
Water distributing pore（2）With backwash water inlet（3）Axle center is conllinear.
A kind of 5. anti-race sand device in sewage disposal V-type filter tank according to claim 1, it is characterised in that：The inlet channel
Road（13）It is horizontally fixed on backwash drainage ditch（11）Side and it is gap-matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721115625.8U CN207330399U (en) | 2017-09-01 | 2017-09-01 | A kind of anti-race sand device in sewage disposal V-type filter tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721115625.8U CN207330399U (en) | 2017-09-01 | 2017-09-01 | A kind of anti-race sand device in sewage disposal V-type filter tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207330399U true CN207330399U (en) | 2018-05-08 |
Family
ID=62371084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721115625.8U Active CN207330399U (en) | 2017-09-01 | 2017-09-01 | A kind of anti-race sand device in sewage disposal V-type filter tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207330399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110075585A (en) * | 2019-05-07 | 2019-08-02 | 哈尔滨三幸水处理设备制造有限公司 | A kind of mechanical filter |
-
2017
- 2017-09-01 CN CN201721115625.8U patent/CN207330399U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110075585A (en) * | 2019-05-07 | 2019-08-02 | 哈尔滨三幸水处理设备制造有限公司 | A kind of mechanical filter |
| CN110075585B (en) * | 2019-05-07 | 2020-11-13 | 哈尔滨三幸水处理设备制造有限公司 | Mechanical filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Sand running prevention device of sewage treatment V-shaped filter pond Effective date of registration: 20190924 Granted publication date: 20180508 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Jinlong Hongye environmental protection Co. Ltd. Registration number: Y2019990000276 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200616 Granted publication date: 20180508 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO JINLONG HONGYE ENVIRONMENTAL PROTECTION Co.,Ltd. Registration number: Y2019990000276 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sand control device for V-type filter in sewage treatment Effective date of registration: 20200813 Granted publication date: 20180508 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO JINLONG HONGYE ENVIRONMENTAL PROTECTION Co.,Ltd. Registration number: Y2020990000951 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210521 Granted publication date: 20180508 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO JINLONG HONGYE ENVIRONMENTAL PROTECTION Co.,Ltd. Registration number: Y2020990000951 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sand control device for V-shaped filter in sewage treatment Effective date of registration: 20210524 Granted publication date: 20180508 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO JINLONG HONGYE ENVIRONMENTAL PROTECTION Co.,Ltd. Registration number: Y2021370010025 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220615 Granted publication date: 20180508 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO JINLONG HONGYE ENVIRONMENTAL PROTECTION Co.,Ltd. Registration number: Y2021370010025 |