CN111070496B - Filtering and pressure-stabilizing acrylic grouting tank device - Google Patents
Filtering and pressure-stabilizing acrylic grouting tank device Download PDFInfo
- Publication number
- CN111070496B CN111070496B CN201911355266.7A CN201911355266A CN111070496B CN 111070496 B CN111070496 B CN 111070496B CN 201911355266 A CN201911355266 A CN 201911355266A CN 111070496 B CN111070496 B CN 111070496B
- Authority
- CN
- China
- Prior art keywords
- valve
- upper cover
- shelf
- automatic valve
- filtering
- 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.)
- Active
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 23
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 239000004744 fabric Substances 0.000 claims description 4
- 239000011440 grout Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 210000003437 trachea Anatomy 0.000 claims 4
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000006872 improvement Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000002834 transmittance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 19
- 239000002002 slurry Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011859 microparticle Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
- B29C31/042—Feeding of the material to be moulded, e.g. into a mould cavity using dispensing heads, e.g. extruders, placed over or apart from the moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a filtering and pressure-stabilizing acrylic grouting tank device which comprises a tank body and an upper cover, wherein a circular shelf is arranged at the joint of the tank body and the upper cover, a large-capacity filtering screen which is detachably mounted is arranged in the middle of the shelf, an automatic valve is connected to the top of the upper cover, adjusting bolts and sealing bolts are respectively arranged on the left side and the right side of the automatic valve, the adjusting bolts are connected with a valve plug through springs, one end of an air pipe is connected onto the sealing bolts, the other end of the air pipe is connected onto the upper cover, an air inlet chamber is formed in the space isolated by the sealing bolts and the valve plug, and a feeding valve and a flow guide pipe are respectively connected to the upper end and the lower end of the automatic valve. The method has the advantages of convenient implementation, good effect, production efficiency improvement, great improvement of product quality and process level, general improvement of product light transmittance from below 92% to about 96-97%, and great extension of application field of products and high standard requirements of special industries.
Description
Technical Field
The invention relates to the technical field of acrylic plate production, in particular to a filtering and pressure-stabilizing acrylic grouting tank device.
Background
The traditional acrylic pouring production process mainly comprises the process flows of material preparation, pulping, grouting (mold assembly), air exhaust, sealing, water bath polymerization, drying room polymerization, demolding, cutting and packaging, products and the like.
Grouting storage tank ubiquitous in original ya keli production technology, grouting tank is a interim stock solution equipment in original technology, need frequently open and close feed valve, and the filtration is replaced through a filter cloth, filters thoroughly, forms the jam easily, needs often to unpack apart the change, forms the mistake work, influences output, and the product quality is low, and the transmittance is low, and is general below 92%.
Meanwhile, the liquid storage amount in the tank is difficult to keep stable, so that the phenomena of stamping or material shortage and the like are caused during canning, and the production efficiency and the product quality are seriously influenced.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the technical problems in the related art, the invention provides a filtering and pressure-stabilizing acrylic grouting tank device which can be used for arranging a standard large-capacity filtering screen in a tank body, finely filtering liquid slurry and automatically adjusting and stably controlling the capacity and pressure of the liquid slurry in the tank body through an automatic pressure stabilizing valve.
In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:
the utility model provides a filter steady voltage ya keli grout jar device, includes a jar body and upper cover, jar body with the upper cover junction is equipped with circular shape shelf, the shelf middle part is equipped with demountable installation's large capacity filter screen, the upper cover top is connected with the automatic valve, the automatic valve left and right sides is equipped with adjusting bolt and sealing bolt respectively, adjusting bolt has the valve plug through spring coupling, the last tracheal one end that is connected with of sealing bolt, the tracheal other end is connected cover on, sealing bolt with the space formation air inlet chamber that the valve plug was kept apart, both ends are connected with feed valve and honeycomb duct respectively about the automatic valve.
Furthermore, a plurality of vent holes are formed in the periphery of the shelf close to the inner wall of the tank body.
Furthermore, the bottom of the tank body is connected with a discharge valve, a PE film sleeve is connected below the discharge valve, and the head of the PE film sleeve is flat.
Further, the automatic valve is provided with an exhaust hole above the spring.
Furthermore, a sensitive barometer is installed on the air pipe.
Furthermore, a through hole is formed in the middle of the valve plug.
The invention has the beneficial effects that:
first, jar internal standard large capacity filter sieve that sets up carries out the fine filtration to the thick liquid, effectively gets rid of microparticle, metallic impurity etc. in the thick liquid, can improve light transmission performance by a wide margin, and the screen cloth is got and is adorned conveniently, can regularly wash, uses repeatedly.
And secondly, the automatic pressure stabilizing valve is utilized to automatically adjust and stably control the volume and pressure of the liquid slurry in the tank body, so that the screen mesh is prevented from being submerged and losing efficacy, stable grouting is continuously maintained in a pressure stabilizing state, phenomena such as stamping, overflow and interruption are avoided, quick and stable grouting is facilitated, the production efficiency is improved, and the product quality is improved.
The method has the advantages of convenient implementation, good effect, production efficiency improvement, great improvement of product quality and process level, general improvement of product light transmittance from below 92% to about 96-97%, great extension of application field of products and high standard requirements of special industries, and application to other products produced by related body polymerization.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a filtering and pressure-stabilizing acrylic grouting tank device according to an embodiment of the invention;
FIG. 2 is a schematic diagram of an automatic valve with an open plug according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an automatic valve with a closed plug according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a shelf and a filtering screen according to an embodiment of the present invention.
In the figure:
1. a feed valve; 2. an automatic valve; 2-1, adjusting bolts; 2-2, sealing bolts; 2-3, a valve plug; 2-4, exhaust holes; 2-5, an air inlet chamber; 2-6, a spring; 2-7, through holes; 3. an upper cover; 3-1, a flow guide pipe; 4. a shelf; 4-1, filtering a screen mesh; 4-2, vent holes; 5. a tank body; 6. a discharge valve; 7. a PE film sleeve; 8. an air tube; 9. a sensitive barometer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1, the filtration and stabilization acrylic grouting tank device according to the embodiment of the present invention comprises a tank body 5 and an upper cover 3, a round shelf 4 is arranged at the joint of the tank body 5 and the upper cover 3, a large-capacity filter screen 4-1 which is detachably arranged is arranged in the middle of the shelf 4, the top of the upper cover 3 is connected with an automatic valve 2, the left side and the right side of the automatic valve 2 are respectively provided with an adjusting bolt 2-1 and a sealing bolt 2-2, the adjusting bolt 2-1 is connected with a valve plug 2-3 through a spring 2-6, one end of an air pipe 8 is connected on the sealing bolt 2-2, the other end of the air pipe 8 is connected on the upper cover 3, the space isolated by the sealing bolt 2-2 and the valve plug 2-3 forms a ventilation chamber 2-5, and the upper end and the lower end of the automatic valve 2 are respectively connected with a feed valve 1 and a flow guide pipe 3-1.
In a specific embodiment of the invention, the shelf 4 is provided with a plurality of vent holes 4-2 near the inner wall of the tank body 5.
In a specific embodiment of the present invention, a discharge valve 6 is connected to the bottom of the tank 5, a PE film sleeve 7 is connected to the lower side of the discharge valve 6, and the head of the PE film sleeve 7 is flat.
In a specific embodiment of the invention, the automatic valve 2 is provided with a vent hole 2-4 above the spring 2-6.
In one embodiment of the invention, a sensitive barometer 9 is arranged on the air pipe 8
In one embodiment of the invention, the valve plug 2-3 is provided with a through hole 2-7 in the middle.
In order to facilitate understanding of the above-described embodiments of the present invention, the following detailed description of the embodiments of the present invention is provided by way of specific usage.
The invention relates to a filtering and pressure-stabilizing acrylic grouting tank device which mainly comprises a tank body 5, an upper cover 3 and an automatic valve 2, wherein the tank body 5 and the upper cover 3 form an internally sealed container, a shelf 4 is arranged in the tank body 5 close to the upper cover 3, a filtering screen 4-1 can be arranged on the shelf 4, a guide pipe 3-1 penetrates through the upper cover 3 to be connected with a lower port of the automatic valve 2, the automatic valve 2 can open and close the valve to different degrees according to the pressure feedback of air in the tank body 5 to regulate or completely close the flow rate and stabilize the volume of liquid slurry in the tank body,
the upper end of the automatic valve 2 is connected with a feed valve 11, one end of an air pipe 8 is communicated with the inside of the upper cover 3, the other end of the air pipe is connected with the right side end of the automatic valve 2 and used for transmitting air pressure to control the opening and closing of the valve, a sensitive barometer 9 is arranged on a passage of the air pipe 8, a discharge valve 6 and a PE film sleeve 7 are arranged below the tank body 5, and the PE film sleeve 7 can flatly place the head part of the tank body into two templates and is suitable for filling of thin plates.
The lower end of the automatic valve 2 is connected and communicated with the flow guide pipe 3-1, the upper end of the automatic valve is connected and communicated with the feed valve 1, the right end of the automatic valve 2 is provided with a sealing bolt 2-2, the sealing bolt 2-2 is connected with the air pipe 8, the middle of the automatic valve is provided with a valve plug 2-3, an air inlet chamber 2-5 is formed between the sealing bolt 2-2 and the valve plug 2-3, the valve plug 2-3 can freely move within a certain range, has different opening and closing degrees, and plays a role in throttling or stopping liquid slurry flowing into the upper portion.
The left end of the automatic valve 2 is connected with an adjusting bolt 2-1, a spring 2-6 is arranged between the adjusting bolt 2-1 and the valve plug 2-3, the spring 2-6 plays a role in resetting the valve plug 2-3, and the adjusting bolt 2-1 can adjust the tightness of the spring 2-6 within a certain range.
The exhaust hole 2-5 provides exhaust and intake air when the valve plug 2-3 moves.
As shown in figure 4, the filtering device consists of a shelf 4 and a filtering screen 4-1, the shelf 4 is a circular tray, the outer circumference of the shelf can be placed on the inner wall of the tank body 5, a plurality of vent holes 4-2 can be formed on the shelf, and the inner ring can be used for placing the filtering screen 4-1 with various specifications, so that the filtering device is convenient to disassemble, clean, install and replace.
The filter screen 4-1 is a filter screen with various shapes, sizes and different meshes, and is convenient to clean and replace according to the actual filtering requirements.
When the automatic valve is used specifically, as shown in fig. 2-3, the feeding valve is opened, the lower end discharge valve is closed, the tank body is in a sealing state, the air pressure in the tank body is close to the external air pressure at the moment, the automatic valve is in a completely opening state due to the reset spring, liquid slurry flows into the filtering screen through the through hole of the valve plug through the flow guide pipe, and is stored in the tank body after being filtered, the liquid level rises along with the increase of the liquid slurry in the tank body, the air pressure in the tank body rises, the pressure gradually increases, the air pressure of the air inlet chamber is increased by the communication effect of the corresponding vent pipe to extrude the valve plug to move leftwards, the spring is pushed to contract leftwards, the opening degree of the valve is gradually reduced, and when the preset capacity or pressure is reached, the valve is completely closed and does not feed any more. Thereby maintaining a relatively steady pressure and quantitative state. The predetermined parameters are preset or adjusted by sensitive barometer values, spring parameters, adjusting bolts, liquid level height requirements, and the like.
When grouting begins, the discharge valve is opened, liquid slurry enters the die through the PE film sleeve, the liquid slurry in the tank body is reduced, the internal air pressure is reduced, the air pressure in the air chamber is reduced, the reset thrust of the spring starts to act, the valve plug is pushed to move in the reset direction, the valve is opened according to the opening of the automatic regulating quantity, and the liquid slurry on the upper portion is supplemented. The automatic voltage stabilization and quantification functions are achieved through the circulation.
In conclusion, by means of the technical scheme, the liquid slurry can be finely filtered, microparticles, metal impurities and the like in the liquid slurry are effectively removed, the light transmittance can be greatly improved, the screen is convenient to take and place, and the screen can be periodically cleaned and reused; utilize automatic valve to carry out automatically regulated and stable control to the capacity and the pressure of jar internal liquid thick liquid, guarantee that the screen cloth is not submerged inefficacy, guarantee to last to keep steady grout under the steady voltage state simultaneously, can not produce phenomenons such as punching press, overflow, interrupted, be favorable to the grout fast steady, improve production efficiency, promote product quality.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The utility model provides a filter steady pressure ya keli grout jar device, includes a jar body (5) and upper cover (3), its characterized in that, jar body (5) with upper cover (3) junction is equipped with circular shape shelf (4), shelf (4) middle part is equipped with demountable installation's large capacity filter screen cloth (4-1), upper cover (3) top is connected with automatic valve (2), the automatic valve (2) left and right sides is equipped with adjusting bolt (2-1) and sealing bolt (2-2) respectively, adjusting bolt (2-1) are connected with valve plug (2-3) through spring (2-6), the last one end that is connected with trachea (8) of sealing bolt (2-2), the other end of trachea (8) is connected on upper cover (3), sealing bolt (2-2) and the space that valve plug (2-3) keep apart forms breather chamber (2-5), automatic valve (2) upper and lower both ends are connected with feed valve (1) and honeycomb duct (3-1) respectively, shelf (4) are close to jar body (5) inner wall a week is equipped with a plurality of air vent (4-2), install sensitive barometer (9) on trachea (8), shelf (4) are the annular tray of a circle, valve plug (2-3) middle part is equipped with through-hole (2-7), trachea (8) one end intercommunication the inside of upper cover (3), the other end with the right side end of automatic valve (2) links to each other for transmission atmospheric pressure carries out switching control to the valve.
2. The acrylic grouting tank device as claimed in claim 1, wherein a discharge valve (6) is connected to the bottom of the tank body (5), a PE film sleeve (7) is connected below the discharge valve (6), and the head of the PE film sleeve (7) is flat.
3. The filtering acrylic grouting tank device according to claim 1, wherein the automatic valve (2) is provided with vent holes (2-4) above the springs (2-6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911355266.7A CN111070496B (en) | 2019-12-25 | 2019-12-25 | Filtering and pressure-stabilizing acrylic grouting tank device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911355266.7A CN111070496B (en) | 2019-12-25 | 2019-12-25 | Filtering and pressure-stabilizing acrylic grouting tank device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111070496A CN111070496A (en) | 2020-04-28 |
| CN111070496B true CN111070496B (en) | 2022-03-22 |
Family
ID=70317588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911355266.7A Active CN111070496B (en) | 2019-12-25 | 2019-12-25 | Filtering and pressure-stabilizing acrylic grouting tank device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111070496B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440971A (en) * | 2007-11-24 | 2009-05-27 | 刘伟奇 | Method and apparatus for biomass instant gasification and combustion |
| CN205019804U (en) * | 2015-09-09 | 2016-02-10 | 河南智晶生物科技股份有限公司 | Removable mesh filter |
| CN105965736A (en) * | 2016-06-24 | 2016-09-28 | 江苏国信复合材料科技股份有限公司 | Automatic-loading pouring machine |
| CN110406024A (en) * | 2019-06-03 | 2019-11-05 | 姚国辉 | A kind of injection mold convenient for controlling stream speed |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208511993U (en) * | 2018-05-23 | 2019-02-19 | 大连森玺环保科技股份有限公司 | A kind of sealing wax is filling to use filter device |
-
2019
- 2019-12-25 CN CN201911355266.7A patent/CN111070496B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440971A (en) * | 2007-11-24 | 2009-05-27 | 刘伟奇 | Method and apparatus for biomass instant gasification and combustion |
| CN205019804U (en) * | 2015-09-09 | 2016-02-10 | 河南智晶生物科技股份有限公司 | Removable mesh filter |
| CN105965736A (en) * | 2016-06-24 | 2016-09-28 | 江苏国信复合材料科技股份有限公司 | Automatic-loading pouring machine |
| CN110406024A (en) * | 2019-06-03 | 2019-11-05 | 姚国辉 | A kind of injection mold convenient for controlling stream speed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111070496A (en) | 2020-04-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209226606U (en) | A kind of water purifier | |
| CN204353475U (en) | A kind of dewater unit produced for water atomization in copper powder process | |
| CN111070496B (en) | Filtering and pressure-stabilizing acrylic grouting tank device | |
| CN201644736U (en) | Aluminum liquid flow control device | |
| CN206324023U (en) | A kind of feed hopper of aquatic feeds high efficiency feeder | |
| CN108465281B (en) | Filtering and concentrating device and filtering and concentrating method thereof | |
| CN202577460U (en) | Device for preventing entrainment of air in inflow | |
| CN203678123U (en) | Oil liquid filtering system | |
| CN214167541U (en) | Sewage interception treatment device | |
| CN207032459U (en) | Mechanical intermittent duty siphon drainage device | |
| CN104096397A (en) | Process for filtering gray water generated in coal gasification | |
| CN208427224U (en) | One-way multilayer iron removal by filtration device | |
| CN209475715U (en) | A kind of cloth envelop collector | |
| CN210140868U (en) | Pressure stabilizing type cold water supply device convenient for backwashing | |
| CN209076180U (en) | A kind of puffed wheat device | |
| CN209011207U (en) | A kind of non-negative pressure valve of pot type non-negative pressure water-supply device | |
| CN207270744U (en) | A kind of negative pressure detaches the continuous rectification system of residue | |
| CN214650763U (en) | Laboratory is with small-size hollow fiber membrane experiment line material jar | |
| CN216271089U (en) | Vertical oil storage tank of capsicum seed oil | |
| CN211069989U (en) | Miniaturized multi-color coating granulation barrel | |
| CN206770752U (en) | A kind of drip irrigation hydrant | |
| CN210057615U (en) | Sewage treatment box with adjustable filter density | |
| CN215827890U (en) | Discharging device with flow control function for powder storage barrel | |
| CN205650335U (en) | Novel lithium battery paste filters device | |
| CN205084633U (en) | Preparation oil gas field anti -corrosion paint's filter equipment |
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 | ||
| 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 invention: A filtering and stabilizing acrylic grouting tank device Granted publication date: 20220322 Pledgee: Bank of China Limited Ruichang sub branch Pledgor: RUICHANG RONGLIAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2024980004118 |