CN204689849U - A kind of mechanical winding glass reinforced plastic septic tank - Google Patents
A kind of mechanical winding glass reinforced plastic septic tank Download PDFInfo
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- CN204689849U CN204689849U CN201520200249.7U CN201520200249U CN204689849U CN 204689849 U CN204689849 U CN 204689849U CN 201520200249 U CN201520200249 U CN 201520200249U CN 204689849 U CN204689849 U CN 204689849U
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- cavity
- pipe
- reinforced plastic
- siphon
- siphon pipe
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Abstract
The utility model discloses a kind of mechanical winding glass reinforced plastic septic tank, comprising: housing, its inner formation one accommodation space, one end of housing is provided with water inlet pipe, and the other end of housing is provided with rising pipe; At least two pieces of dividing plates, accommodation space is divided at least three cavitys by it, and dividing plate is made up of upper part and lower part, and upper part and lower part are articulated by a pivot; At least two pieces of baffle plates, baffle plate is arranged on the below of upper part, and is connected with inner walls, and baffle plate is arranged so that lower part cannot turn to the cavity near rising pipe one end from the cavity near water inlet pipe one end; At least two siphon pipes, siphon pipe runs through upper part, and the galianconism on siphon pipe is placed in the cavity of water inlet pipe one end, in the long-armed cavity being placed in close rising pipe one end on siphon pipe.The utility model reasonable in design, reduces the impact on environment and running cost.
Description
Technical field
The utility model relates to a kind of septic tank, particularly relates to a kind of mechanical winding glass reinforced plastic septic tank.
Background technology
Septic tank is process ight soil and the equipment of in addition filtering-depositing, and its principle is that cured article carries out anaerobically fermenting and decomposes at the bottom of pond, and upper water compound is flowed away by rising pipe.Septic tank can ensure the environmental health of community, also can carry out pre-treatment to sewage.
Mechanical winding glass reinforced plastic septic tank refers to glass fiber reinforced unsaturated polyester resin, and high strength glass fiber matrix material is main raw material, adopts the septic tank that advanced glass reinforced plastic Mechanical entanglement processes is made into.Traditional mechanical winding glass reinforced plastic septic tank tank interior is provided with dividing plate, hole on dividing plate misplaces up and down, not easily form short stream, and whole tank body is divided into three parts: one-level anaerobic room, secondary anaerobic room and clarifying chamber, one-level, secondary anaerobic communicate bottom room, bottom is added with biologic packing material, with a large amount of microorganisms on biologic packing material, utilizes microorganism to play degraded cleaning action to dirty organic pollutants.
Traditional mechanical winding glass reinforced plastic septic tank also exists: a large amount of cured articles entering previous stage anaerobic room have not also decomposed and are just brought into next stage anaerobic room or clarifying chamber; Around septic tank, stink is large; All slag removing hole is installed at cavity top at different levels, draws residue clearly by different slag removing holes, improve the problems such as running cost.
Utility model content
An object of the present utility model solves at least the problems referred to above and/or defect, and provide the advantage will illustrated at least below.
The technical scheme that the utility model provides is:
A kind of mechanical winding glass reinforced plastic septic tank, comprising:
Housing, it is cylindrical, and described enclosure interior forms an accommodation space, and described housing two ends are provided with end socket, and one end of described housing is provided with water inlet pipe, and the other end of described housing is provided with rising pipe;
At least two pieces of dividing plates, described accommodation space is divided at least three cavitys by it, and described dividing plate is made up of upper part and lower part, and described upper part and described lower part are articulated by a pivot, described upper part is connected with the inwall of described housing, and described upper part is provided with multiple through hole;
At least two pieces of baffle plates, described baffle plate is arranged on the below of described upper part, and is connected with described inner walls, and described baffle plate is arranged so that described lower part cannot turn to the cavity near described rising pipe one end from the cavity near described water inlet pipe one end;
At least two siphon pipes, described siphon pipe runs through described upper part, described siphon pipe is that reverse U shape is arranged in described accommodation space, and the galianconism on described siphon pipe is placed in the cavity of described water inlet pipe one end, in the long-armed cavity being placed in close described rising pipe one end on described siphon pipe.
Preferably, in described mechanical winding glass reinforced plastic septic tank, described at least two pieces of dividing plates are two pieces of dividing plates, and it is followed successively by the first dividing plate and second partition near described water inlet pipe one end to described rising pipe one end; Described at least three cavitys are three cavitys, and it is followed successively by the first cavity to described rising pipe one end, the second cavity and the 3rd cavity near described water inlet pipe one end; Described at least two pieces of baffle plates are two pieces of baffle plates, the first baffle plate namely between described first cavity and described second cavity, the second baffle between described second cavity and described 3rd cavity; Described at least two siphon pipes are two siphon pipes, namely run through the first siphon pipe of described first dividing plate upper part and run through the second siphon pipe of described second partition upper part.
Preferably, in described mechanical winding glass reinforced plastic septic tank, also comprise:
Escape pipe, it is arranged on the top of described first cavity, is provided with filling adsorption layer in described escape pipe, and the top of described escape pipe is provided with a capping, and described capping is connected by an annulus with the tube wall of described escape pipe opening part;
Slag removing hole, it is arranged on described first cavity center of top;
3rd siphon pipe, it is also in reverse U shape, and described 3rd siphon pipe runs through the other end of described housing, and the galianconism on described 3rd siphon pipe is placed in described 3rd cavity, longwell on described 3rd siphon pipe is placed in outside described housing, forms described rising pipe by the longwell on described 3rd siphon pipe;
First filter screen, it is arranged in described second cavity, and is positioned at below the galianconism on described second siphon pipe, long-armed through described first filter screen on described first siphon pipe;
Second filter screen, it is arranged in described 3rd cavity, and is positioned at the galianconism bottom on described 3rd siphon pipe, long-armed through described second filter screen on described second siphon pipe.
Preferably, in described mechanical winding glass reinforced plastic septic tank, side relative with described baffle plate in described lower part is provided with the first permanent magnet, side relative with described lower part on described baffle plate is provided with the second permanent magnet, and it is different that the both sides that described first permanent magnet is relative with described second permanent magnet are set to magnetic.
Preferably, in described mechanical winding glass reinforced plastic septic tank, described filling adsorption layer is activated carbon adsorption layer.
Preferably, in described mechanical winding glass reinforced plastic septic tank, described filling adsorption layer is followed successively by from top to bottom: active carbon layer and without photocatalyst layer, and the bottom of described filling adsorption layer is provided with filter screen.
Preferably, in described mechanical winding glass reinforced plastic septic tank, described through hole is arranged on described first siphon pipe and the second siphon pipe top.
Preferably, in described mechanical winding glass reinforced plastic septic tank, described housing is made up of glass-reinforced plastic material.
Preferably, in described mechanical winding glass reinforced plastic septic tank, described first cavity and described second cavity bottom are provided with biologic packing material.
Preferably, in described mechanical winding glass reinforced plastic septic tank, described first cavity and described second cavity bottom are provided with anerobe sludge blanket.
The utility model at least comprises following beneficial effect:
The utility model is respectively arranged with the first siphon pipe and the second siphon pipe in the first dividing plate upper part and second partition upper part, cured article sinks to tank base, carry out anaerobically fermenting, respectively the liquid on the first cavity and the second cavity upper strata can be automatically imported in the second cavity and the 3rd cavity by the first siphon pipe and the second siphon pipe and be further processed, the transmission of liquid between different cavity can be realized without the need to additional any power.
The utility model is provided with the 3rd siphon pipe at the other end of housing, 3rd siphon pipe can by finally process after liquid derive, and the galianconism bottom on the 3rd siphon pipe is provided with the second filter screen, solid impurity is tackled by the second filter screen, 3rd siphon pipe is not easily blocked, from sucking-off solid impurity in the 3rd cavity, the water quality after process can not be improve simultaneously.
The utility model is due to the first siphon pipe and the second siphonal effect, make the sewage deep of the first cavity dark compared with the second cavity, the sewage deep of the second cavity is dark compared with the 3rd cavity, so the lower part of the first dividing plate and the lower part of second partition are subject to liquid pressure and self gravitation effect is closed, thus accommodation space is separated into independently the first cavity, the second cavity and the 3rd cavity.
The utility model is when drawing clearly residue, after the residue of the first cavity is cleared up, first baffle plate and second baffle are at the repulsive force of the first permanent magnet and the second permanent magnet, and second cavity and the 3rd cavity dirt shock action under flow into the first cavity, only a slag removing hole need be set in the first cavity center of top and just can complete cleaning to residue.
The utility model is provided with escape pipe at the first cavity top, be provided with filling adsorption layer in escape pipe, having light, the low light level without photocatalyst, even no light condition all has antibacterial, deodorizing, the effect such as antifouling, the air of discharging can be purified, reduce the impact on environment.
The utility model is provided with capping on escape pipe, and capping is connected, when there being gas to discharge by an annulus with escape pipe, gas is washed capping open and is discharged, when discharging without gas, under being sealed on action of gravity, covering escape pipe, can prevent air and rainwater from entering in septic tank.
Part is embodied by explanation below by other advantage of the present utility model, target and feature, part also will by research and practice of the present utility model by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is the structural representation in mechanical winding glass reinforced plastic chemical fertilizer pond described in the utility model;
Fig. 2 is the structural representation at the utility model escape pipe place.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification sheets word to make those skilled in the art.
As shown in Fig. 1 to 2, the utility model provides a kind of mechanical winding glass reinforced plastic septic tank, comprising:
Housing 1, it is cylindrical, and described housing 1 inside forms an accommodation space, and described housing 1 two ends are provided with end socket 2, and one end of described housing 1 is provided with water inlet pipe 3, and the other end of described housing 1 is provided with rising pipe 4;
At least two pieces of dividing plates, described accommodation space is divided at least three cavitys by it, described dividing plate 5 is made up of upper part 6 and lower part 7, described upper part 6 and described lower part 7 are articulated by a pivot, described upper part 6 is connected with the inwall of described housing 1, and described upper part 6 is provided with multiple through hole 8;
At least two pieces of baffle plates, described baffle plate 9 is arranged on the below of described upper part 6, and be connected with described housing 1 inwall, described baffle plate 9 is arranged so that described lower part 7 cannot turn to the cavity near described rising pipe 4 one end from the cavity near described water inlet pipe 3 one end;
At least two siphon pipes, described siphon pipe 10 runs through described upper part, described siphon pipe 10 is arranged in described accommodation space in reverse U shape, galianconism on described siphon pipe 10 is placed in the cavity of described water inlet pipe 3 one end, in the long-armed cavity being placed in close described rising pipe 4 one end on described siphon pipe 10.
In described mechanical winding glass reinforced plastic septic tank, described at least two pieces of dividing plates are two pieces of dividing plates 5, and it is followed successively by the first dividing plate and second partition near described water inlet pipe 3 one end to described rising pipe 4 one end; Described at least three cavitys are three cavitys, and it is followed successively by the first cavity to described rising pipe 4 one end, the second cavity and the 3rd cavity near described water inlet pipe 3 one end; Described at least two pieces of baffle plates are two pieces of baffle plates 9, the first baffle plate namely between described first cavity and described second cavity, the second baffle between described second cavity and described 3rd cavity; Described at least two siphon pipes are two siphon pipes, namely run through the first siphon pipe of described first dividing plate upper part and run through the second siphon pipe of described second partition upper part.Cured article sinks to bottom septic tank, carry out anaerobically fermenting, respectively the liquid on described first cavity and described second cavity upper strata can be automatically imported in described second cavity and described 3rd cavity by described first siphon pipe and described second siphon pipe and be further processed, the transmission of liquid between different cavity can be realized without the need to additional any power.Due to described first siphon pipe and described second siphonal effect, make more described second cavity of the sewage deep of described first cavity dark, more described 3rd cavity of sewage deep of described second cavity is dark, first the lower partition divides and to be subject to liquid pressure with second partition lower part and self gravitation effect is closed, thus accommodation space is separated into independently described first cavity, described second cavity and described 3rd cavity.
In described mechanical winding glass reinforced plastic septic tank, also comprise:
Escape pipe 11, it is arranged on the top of described first cavity, is provided with filling adsorption layer in described escape pipe 11, and the top of described escape pipe 11 is provided with a capping 12, and described capping 12 is connected by an annulus 13 with the tube wall of described escape pipe 11 opening part; Described first cavity top is provided with described escape pipe 11, is provided with filling adsorption layer in described escape pipe 11, can purifies expellant gas, reduce the impact on environment.Described escape pipe 11 is provided with described capping 12, described capping 12 is connected by an annulus 13 with described escape pipe 11, when there being gas to discharge, gas is washed described capping 12 open and is discharged, when discharging without gas, described capping 12 covers described escape pipe 11 under gravity, can prevent air and rainwater from entering in septic tank.
Slag removing hole 14, it is arranged on described first cavity center of top;
3rd siphon pipe 15, it is also in reverse U shape, described 3rd siphon pipe 15 runs through the other end of described housing 1, galianconism on described 3rd siphon pipe 15 is placed in described 3rd cavity, longwell on described 3rd siphon pipe is placed in outside described housing 1, forms described rising pipe 4 by the longwell on described 3rd siphon pipe 15;
First filter screen 16, it is arranged in described second cavity, and is positioned at below the galianconism on described second siphon pipe, long-armed through described first filter screen 16 on described first siphon pipe; Liquid after process in described second cavity can import in described 3rd cavity by described second siphon pipe, galianconism bottom on described second siphon pipe is provided with described first filter screen 16, solid impurity is tackled by described first filter screen 16, described second siphon pipe is not easily blocked, decreases the solid impurity imported in described 3rd cavity in liquid simultaneously.
Second filter screen 17, it is arranged in described 3rd cavity, and is positioned at the galianconism bottom on described 3rd siphon pipe 15, long-armed through described second filter screen 17 on described second siphon pipe.Described 3rd siphon pipe 15 can by finally process after liquid derive, galianconism bottom on described 3rd siphon pipe 15 is provided with described second filter screen 17, solid impurity is tackled by described second filter screen 17, described 3rd siphon pipe 15 is not easily blocked, from sucking-off solid impurity in described 3rd cavity, the water quality after process can not be improve simultaneously.
In described mechanical winding glass reinforced plastic septic tank, side relative with described baffle plate 9 in described lower part 7 is provided with the first permanent magnet, side relative with described lower part 7 on described baffle plate 9 is provided with the second permanent magnet, and it is different that the both sides that described first permanent magnet is relative with described second permanent magnet are set to magnetic.When repulsive force between described first permanent magnet and described second permanent magnet is arranged to make do not have dirt in described first cavity, described first the lower partition divides and under gravity and repulsive force effect, is in closing condition with described second partition lower part.
In described mechanical winding glass reinforced plastic septic tank, described filling adsorption layer is activated carbon adsorption layer.
In described mechanical winding glass reinforced plastic septic tank, described filling adsorption layer is followed successively by from top to bottom: active carbon layer and without photocatalyst layer, and the bottom of described filling adsorption layer is provided with filter screen.Having light, the low light level without photocatalyst, even no light condition all has antibacterial, deodorizing, the effect such as antifouling, can purify, reduce the impact on environment to the air of discharging.
In described mechanical winding glass reinforced plastic septic tank, described through hole 8 is arranged on described first siphon pipe and described second siphon pipe top.Make the gas in described second cavity and described 3rd cavity all be undertaken purifying rear discharge by described escape pipe 11, do not need each cavity sets out tracheae.
In described mechanical winding glass reinforced plastic septic tank, described housing 1 is made up of glass-reinforced plastic material.
In described mechanical winding glass reinforced plastic septic tank, described first cavity and described second cavity bottom are provided with biologic packing material.
In described mechanical winding glass reinforced plastic septic tank, described first cavity and described second cavity bottom are provided with anerobe sludge blanket.
The utility model in use, ight soil first enters in described first cavity from described water inlet pipe 3, precipitate gradually in described first cavity, after sewage increases gradually, top layer liquid enters in described second cavity by described first siphon pipe, degrade further in described second cavity, the top layer liquid in described second cavity is entered in described 3rd cavity by described second siphon pipe and degrades, and is discharged after finally completing the process to ight soil by described rising pipe 4.Due to described first siphon pipe and described second siphonal effect, make more described second cavity of the sewage deep of described first cavity dark, more described 3rd cavity of sewage deep of described second cavity is dark, so first the lower partition divides be subject to liquid pressure and self gravitation effect closedown with second partition lower part, described second cavity cannot be turned to from described first cavity because described first baffle plate is arranged so that described first the lower partition divides, described second baffle is arranged so that described second partition lower part cannot turn to described 3rd cavity from described second cavity, thus accommodation space is separated into independently the first cavity, second cavity and the 3rd cavity.
When drawing clearly the nondegradable material of some in septic tank, described slag removing hole 14 is arranged on described first cavity center of top, draws clearly work first from described first cavity.When the material in described first cavity is removed gradually, the surging force that liquid in described second cavity and impurity divide described first the lower partition, and the repulsive force sum between described first permanent magnet and described second permanent magnet can be greater than the pressure of dirt in described first cavity, the most described first the lower partition divides and pushes open, and the dirt in described second cavity flows in described first cavity.When the dirt in described second cavity is removed gradually, liquid in described 3rd cavity and impurity are to the surging force of described second partition lower part, and the repulsive force sum between described first permanent magnet and described second permanent magnet can be greater than the pressure of dirt in described second cavity, the most described second partition lower part is pushed open, and the dirt in described 3rd cavity flows in described second cavity.In turn, all dirts all can flow in described first cavity, are finally drawn out.Only a slag removing hole need be set in described first cavity center of top and just can complete cleaning to residue, reduce running cost, and the numerous and diverse degree designed.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification sheets and embodiment utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. a mechanical winding glass reinforced plastic septic tank, is characterized in that, comprising:
Housing, it is cylindrical, and described enclosure interior forms an accommodation space, and described housing two ends are provided with end socket, and one end of described housing is provided with water inlet pipe, and the other end of described housing is provided with rising pipe;
At least two pieces of dividing plates, described accommodation space is divided at least three cavitys by it, and described dividing plate is made up of upper part and lower part, and described upper part and described lower part are articulated by a pivot, described upper part is connected with the inwall of described housing, and described upper part is provided with multiple through hole;
At least two pieces of baffle plates, described baffle plate is arranged on the below of described upper part, and is connected with described inner walls, and described baffle plate is arranged so that described lower part cannot turn to the cavity near described rising pipe one end from the cavity near described water inlet pipe one end;
At least two siphon pipes, described siphon pipe runs through described upper part, described siphon pipe is that reverse U shape is arranged in described accommodation space, and the galianconism on described siphon pipe is placed in the cavity of described water inlet pipe one end, in the long-armed cavity being placed in close described rising pipe one end on described siphon pipe.
2. mechanical winding glass reinforced plastic septic tank as claimed in claim 1, it is characterized in that, described at least two pieces of dividing plates are two pieces of dividing plates, and it is followed successively by the first dividing plate and second partition near described water inlet pipe one end to described rising pipe one end; Described at least three cavitys are three cavitys, and it is followed successively by the first cavity to described rising pipe one end, the second cavity and the 3rd cavity near described water inlet pipe one end; Described at least two pieces of baffle plates are two pieces of baffle plates, the first baffle plate namely between described first cavity and described second cavity, the second baffle between described second cavity and described 3rd cavity; Described at least two siphon pipes are two siphon pipes, namely run through the first siphon pipe of described first dividing plate upper part and run through the second siphon pipe of described second partition upper part.
3. mechanical winding glass reinforced plastic septic tank as claimed in claim 2, is characterized in that, also comprise:
Escape pipe, it is arranged on the top of described first cavity, is provided with filling adsorption layer in described escape pipe, and the top of described escape pipe is provided with a capping, and described capping is connected by an annulus with the tube wall of described escape pipe opening part;
Slag removing hole, it is arranged on described first cavity center of top;
3rd siphon pipe, it is also in reverse U shape, and described 3rd siphon pipe runs through the other end of described housing, and the galianconism on described 3rd siphon pipe is placed in described 3rd cavity, longwell on described 3rd siphon pipe is placed in outside described housing, forms described rising pipe by the longwell on described 3rd siphon pipe;
First filter screen, it is arranged in described second cavity, and is positioned at below the galianconism on described second siphon pipe, long-armed through described first filter screen on described first siphon pipe;
Second filter screen, it is arranged in described 3rd cavity, and is positioned at the galianconism bottom on described 3rd siphon pipe, long-armed through described second filter screen on described second siphon pipe.
4. mechanical winding glass reinforced plastic septic tank as claimed in claim 3, it is characterized in that, side relative with described baffle plate in described lower part is provided with the first permanent magnet, side relative with described lower part on described baffle plate is provided with the second permanent magnet, and it is different that the both sides that described first permanent magnet is relative with described second permanent magnet are set to magnetic.
5. mechanical winding glass reinforced plastic septic tank as claimed in claim 4, it is characterized in that, described filling adsorption layer is activated carbon adsorption layer.
6. mechanical winding glass reinforced plastic septic tank as claimed in claim 4, it is characterized in that, described filling adsorption layer is followed successively by from top to bottom: active carbon layer and without photocatalyst layer, and the bottom of described filling adsorption layer is provided with filter screen.
7. mechanical winding glass reinforced plastic septic tank as claimed in claim 4, it is characterized in that, described through hole is arranged on described first siphon pipe and described second siphon pipe top.
8. mechanical winding glass reinforced plastic septic tank as claimed in claim 4, it is characterized in that, described housing is made up of glass-reinforced plastic material.
9. mechanical winding glass reinforced plastic septic tank as claimed in claim 4, it is characterized in that, described first cavity and described second cavity bottom are provided with biologic packing material.
10. mechanical winding glass reinforced plastic septic tank as claimed in claim 9, it is characterized in that, described first cavity and described second cavity bottom are provided with anerobe sludge blanket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520200249.7U CN204689849U (en) | 2015-04-03 | 2015-04-03 | A kind of mechanical winding glass reinforced plastic septic tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520200249.7U CN204689849U (en) | 2015-04-03 | 2015-04-03 | A kind of mechanical winding glass reinforced plastic septic tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204689849U true CN204689849U (en) | 2015-10-07 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520200249.7U Expired - Fee Related CN204689849U (en) | 2015-04-03 | 2015-04-03 | A kind of mechanical winding glass reinforced plastic septic tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204689849U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104803574A (en) * | 2015-04-03 | 2015-07-29 | 广西威尔森环保科技开发有限公司 | Septic-tank manufactured by mechanically winding glass fiber reinforced plastics |
| CN107234800A (en) * | 2016-04-15 | 2017-10-10 | 合肥市双强玻璃钢制品有限公司肥东分公司 | The wind and method of a kind of glass toughening manure pit |
-
2015
- 2015-04-03 CN CN201520200249.7U patent/CN204689849U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104803574A (en) * | 2015-04-03 | 2015-07-29 | 广西威尔森环保科技开发有限公司 | Septic-tank manufactured by mechanically winding glass fiber reinforced plastics |
| CN104803574B (en) * | 2015-04-03 | 2017-02-22 | 广西威尔森环保科技开发有限公司 | Septic-tank manufactured by mechanically winding glass fiber reinforced plastics |
| CN107234800A (en) * | 2016-04-15 | 2017-10-10 | 合肥市双强玻璃钢制品有限公司肥东分公司 | The wind and method of a kind of glass toughening manure pit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20190403 |