CN212548987U - Aeration type boiler waste gas environment-friendly treatment equipment - Google Patents
Aeration type boiler waste gas environment-friendly treatment equipment Download PDFInfo
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- CN212548987U CN212548987U CN202020924567.9U CN202020924567U CN212548987U CN 212548987 U CN212548987 U CN 212548987U CN 202020924567 U CN202020924567 U CN 202020924567U CN 212548987 U CN212548987 U CN 212548987U
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- 239000002912 waste gas Substances 0.000 title claims abstract description 85
- 238000005273 aeration Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 15
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 239000007789 gas Substances 0.000 claims description 51
- 238000003756 stirring Methods 0.000 claims description 23
- 238000005507 spraying Methods 0.000 claims description 21
- 238000007689 inspection Methods 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 6
- 230000007613 environmental effect Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 15
- 238000000746 purification Methods 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- 239000003814 drug Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses an aeration type boiler waste gas environment-friendly treatment device, belonging to the technical field of waste gas treatment devices; an aeration type boiler waste gas environment-friendly treatment device comprises a waste gas treatment tank, support legs, a filtering and adsorbing layer, an air inlet pipe and a water injection pipe, wherein the support legs are fixedly connected to the bottom surface of the waste gas treatment tank; the waste gas treatment tank is also connected with a detection circulating mechanism; the utility model discloses it is fixed to effectively solve current design structure, and the function is single, to the not good problem of exhaust purification treatment effect.
Description
Technical Field
The utility model relates to a waste gas treatment equipment technical field specifically is an aeration type boiler waste gas environmental protection treatment equipment.
Background
The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy, the origin of the boiler refers to a water container heated on fire, the boiler refers to a place where the fuel is combusted, the boiler comprises a boiler and a furnace, the hot water or the steam generated in the boiler can directly provide the heat energy required by industrial production and people life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into the electric energy through a generator, and the boiler is mainly used for thermal power stations, ships, locomotives and industrial and mining enterprises.
Boiler that exists at present on the market divide into a large variety, wherein the aeration type boiler uses comparatively extensively, but the aeration type boiler can produce more waste gas in the use, consequently often need collocation waste gas environmental protection treatment facility to use, but boiler waste gas environmental protection treatment facility that exists on the market at present's waste gas purification effect is relatively poor, can't play fine treatment effect to boiler waste gas, do not detect direct discharge after the exhaust-gas treatment simultaneously, if handle not thoroughly, the exhaust emission after handling still can cause the pollution to the environment.
SUMMERY OF THE UTILITY MODEL
1. The to-be-solved technical problem of the utility model
An object of the utility model is to provide an aeration type boiler waste gas environmental protection treatment equipment to solve the problem that proposes in the above-mentioned background art:
the existing design structure is fixed, the function is single, and the problem of poor treatment effect on waste gas purification is solved.
2. Technical scheme
In order to achieve the above object, the utility model provides a following technical scheme:
an aeration type boiler waste gas environment-friendly treatment device comprises a waste gas treatment tank (1), supporting legs (2), a filtering and adsorbing layer (3), an air inlet pipe (4) and a water injection pipe (5), wherein the supporting legs (2) are fixedly connected to the bottom surface of the waste gas treatment tank (1), the filtering and adsorbing layer (3) is fixedly installed inside the waste gas treatment tank (1), the air inlet pipe (4) and the water injection pipe (5) are fixedly connected to the side wall of the waste gas treatment tank (1), one end, far away from the waste gas treatment tank (1), of the air inlet pipe (4) is connected with an aeration type boiler, a mixing and stirring device (7) is installed inside the waste gas treatment tank (1), the water injection pipe (5) is connected with a spraying mechanism (8), and the spraying mechanism (8) is installed at the inner top end of the waste gas treatment tank (1); the waste gas treatment tank (1) is also connected with a checking circulation mechanism (6).
Preferably, mix agitating unit (7) including toper safety cover (701), servo motor (702) and mount (704), toper safety cover (701) fixed connection is inside exhaust-gas treatment jar (1), servo motor (702) and mount (704) fixed mounting are inside toper safety cover (701), fixedly connected with worm (703) on the output shaft of servo motor (702), it is connected with the connecting rod to rotate on mount (704), connecting rod one end fixedly connected with worm wheel (705), connecting rod other end fixedly connected with first bevel gear (706).
Preferably, the mixing and stirring device (7) further comprises a first connecting pipe (707) and a second connecting pipe (709), the first connecting pipe (707) is rotatably connected with the lower end of the fixing frame (704), a second bevel gear (708) is fixedly connected to the top end of the first connecting pipe (707), the second connecting pipe (709) is rotatably connected to the upper end of the fixing frame (704), the second connecting pipe (709) is further rotatably connected to the inside of the first connecting pipe (707), a third bevel gear (710) is fixedly connected to the top end of the second connecting pipe (709), the second bevel gear (708) and the third bevel gear (710) are both meshed with the first bevel gear (706), and stirring blades (711) are fixedly connected to the side walls of the first connecting pipe (707) and the second connecting pipe (709).
Preferably, spray mechanism (8) including mounting bracket (801), mounting bracket (801) and the inner wall fixed connection of exhaust-gas treatment jar (1), be provided with the through-hole on mounting bracket (801), water injection pipe (5) pass through-hole and shower (802) fixed connection, shower (802) and mounting bracket (801) inner wall fixed connection, be provided with the hole that sprays on shower (802).
Preferably, the inspection circulating mechanism (6) comprises a circulating air pump (601), the circulating air pump (601) is fixedly connected to the top surface of the waste gas treatment tank (1), an air suction pipe (602) and an air outlet pipe (603) are fixedly connected to the circulating air pump (601), the gas suction pipe (602) is communicated with the waste gas treatment tank (1), the gas outlet pipe (603) is fixedly connected with the gas detection device (604), one end of the gas detection device (604) far away from the waste gas treatment tank (1) is fixedly connected with an intelligent two-way valve (605), one end of the intelligent two-way valve (605) is fixedly connected with a discharge pipe (606), the other end of the intelligent two-way valve (605) is fixedly connected with a circulating air duct (607), one end of the circulating air duct (607) far away from the intelligent two-way valve (605) is fixedly connected to the bottom end of the waste gas treatment tank (1).
3. Advantageous effects
(1) The utility model discloses at exhaust-gas treatment jar internally mounted with filter adsorption layer, during the use, the waste gas that the aeration type boiler produced enters into exhaust-gas treatment jar from the intake pipe, the intake pipe sets up in the below of filter adsorption layer, and waste gas enters into exhaust-gas treatment jar after, enter into the mixed liquid that has the exhaust-gas treatment medicament of exhaust-gas treatment jar below, the waste gas adsorbed through the washing is under the drive of top inspection circulation mechanism, drift to the top, further processing that receives upper spray mechanism again through the filtration absorption of filter adsorption layer simultaneously, finally enter into inspection circulation mechanism, the waste gas that at this moment has handled still can not reach emission standard, and then enter into the mixed treatment liquid of exhaust-gas treatment jar again through inspection circulation mechanism, still install mixed agitating unit in the exhaust-gas treatment jar, in the use, start mixed agitating unit's servo motor, the servo motor drives the worm to rotate through the output shaft, the worm is meshed and connected with the worm wheel so as to drive the worm wheel to rotate, the worm wheel and the first bevel gear are fixedly connected on the connecting rod so as to drive the first bevel gear to rotate, the first bevel gear is meshed and connected with the second bevel gear and the third bevel gear so as to drive the second bevel gear and the third bevel gear to rotate, the second bevel gear and the third bevel gear are respectively arranged at the upper side and the lower side of the first bevel gear so as to reversely rotate during the operation, the second bevel gear and the third bevel gear are respectively fixedly connected at the top ends of the first connecting pipe and the second connecting pipe, meanwhile, the first connecting pipe and the second connecting pipe are fixedly connected with stirring blades, the second connecting pipe is also rotatably connected inside the first connecting pipe, so that the upper stirring blade and the lower stirring blade can be driven to coaxially and reversely rotate and stir in the waste gas treatment tank, the stirring effect is better, and the waste gas treatment agent and the boiler waste gas can be better mixed and acted, so that a better waste gas treatment effect can be achieved;
(2) the spraying mechanism of the utility model is arranged above the waste gas treatment tank, and the spraying pipes are dispersedly arranged on the mounting rack, thereby being capable of spraying more widely and uniformly, playing a better treatment effect on waste gas, and through the arrangement of the inspection circulating mechanism, the washed, filtered and sprayed waste gas enters the gas detection device under the action of the circulating air pump, the gas detection device works, if the detection is qualified, the intelligent two-way valve controls the discharge pipe to open, the tail gas can be directly discharged or enter a next treatment mechanism, if the detection is unqualified, the intelligent two-way valve controls the circulating gas guide pipe to open, the tail gas is guided into the waste gas treatment tank again, the secondary absorption treatment is carried out, and by utilizing the design, the problems of fixed structure, single function and poor purification treatment effect on waste gas in the existing design are effectively solved; besides, a water circulating device is further arranged inside the waste gas treatment tank, so that the mixed liquid in the waste gas treatment tank can be guaranteed to keep the effect of waste gas treatment, and the liquid level in the waste gas treatment tank cannot overflow beyond the filtering adsorption layer when the upper spraying mechanism works.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the explosion structure of the present invention;
FIG. 3 is a schematic structural view of the mixing and stirring device of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention;
fig. 5 is a schematic structural view of the spraying mechanism of the present invention;
fig. 6 is a schematic structural diagram of the inspection cycle mechanism of the present invention.
The reference numbers in the figures illustrate:
1. a waste gas treatment tank; 2. supporting legs; 3. filtering the adsorption layer; 4. an air inlet pipe; 5. a water injection pipe; 6. a checking circulation mechanism; 601. a circulating air pump; 602. an air intake duct; 603. an air outlet pipe; 604. a gas detection device; 605. an intelligent two-way valve; 606. a discharge pipe; 607. circulating the gas guide pipe; 7. a mixing and stirring device; 701. a tapered protective cover; 702. a servo motor; 703. A worm; 704. a fixed mount; 705. a worm gear; 706. a first bevel gear; 707. a first connecting pipe; 708. a second bevel gear; 709. a second connecting pipe; 710. a third bevel gear; 711. a stirring blade; 8. a spraying mechanism; 801. a mounting frame; 802. and (4) a spray pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1-4, an aeration type boiler waste gas environment-friendly treatment device comprises a waste gas treatment tank 1, support legs 2, a filtering and adsorbing layer 3, an air inlet pipe 4 and a water injection pipe 5, wherein the support legs 2 are fixedly connected to the bottom surface of the waste gas treatment tank 1, the filtering and adsorbing layer 3 is fixedly installed inside the waste gas treatment tank 1, the air inlet pipe 4 and the water injection pipe 5 are fixedly connected to the side wall of the waste gas treatment tank 1, one end of the air inlet pipe 4, which is far away from the waste gas treatment tank 1, is connected with an aeration type boiler, a mixing and stirring device 7 is installed inside the waste gas treatment tank 1, the water injection pipe 5 is connected with a spraying mechanism 8, and the spraying mechanism 8 is; the exhaust gas treatment tank 1 is also connected with a checking circulation mechanism 6.
Mix agitating unit 7 including toper safety cover 701, servo motor 702 and mount 704, toper safety cover 701 fixed connection is inside exhaust-gas treatment jar 1, servo motor 702 and mount 704 fixed mounting are inside toper safety cover 701, fixedly connected with worm 703 on servo motor 702's the output shaft, the last rotation of mount 704 is connected with the connecting rod, connecting rod one end fixedly connected with worm wheel 705, connecting rod other end fixedly connected with first bevel gear 706.
The mixing and stirring device 7 further comprises a first connecting pipe 707 and a second connecting pipe 709, the first connecting pipe 707 is rotatably connected with the lower end of the fixing frame 704, a second bevel gear 708 is fixedly connected to the top end of the first connecting pipe 707, the second connecting pipe 709 is rotatably connected to the upper end of the fixing frame 704, the second connecting pipe 709 is further rotatably connected inside the first connecting pipe 707, a third bevel gear 710 is fixedly connected to the top end of the second connecting pipe 709, the second bevel gear 708 and the third bevel gear 710 are both in meshed connection with the first bevel gear 706, and stirring blades 711 are fixedly connected to the side walls of the first connecting pipe 707 and the second connecting pipe 709.
The utility model discloses at exhaust-gas treatment jar 1 internally mounted have filtration adsorbed layer 3, in the use, the waste gas that the aeration type boiler produced enters into exhaust-gas treatment jar 1 from intake pipe 4, intake pipe 4 sets up in the below of filtering adsorbed layer 3, and waste gas enters into exhaust-gas treatment jar 1 after, enter into the mixed liquid that has the exhaust-gas treatment medicament of adding below exhaust-gas treatment jar 1, the waste gas through washing absorption is under the drive of top inspection circulation mechanism 6, drift to the top, receive the further processing of top spray mechanism 8 again through the filtration absorption of filtration adsorbed layer 3 simultaneously, finally enter into inspection circulation mechanism 6, at this moment the waste gas that has handled still can not reach emission standard, and then enter into the mixed treatment liquid of exhaust-gas treatment jar 1 again through inspection circulation mechanism 6, still install mixing stirring device 7 in exhaust-gas treatment jar 1, in use, starting the servo motor 702 of the mixing and stirring device 7, the servo motor 702 drives the worm 703 to rotate through the output shaft, the worm 703 is engaged with the worm wheel 705 so as to drive the worm wheel 705 to rotate, the worm wheel 705 and the first bevel gear 706 are both fixedly connected to the connecting rod so as to drive the first bevel gear 706 to rotate, the first bevel gear 706 is engaged with the second bevel gear 708 and the third bevel gear 710 so as to drive the second bevel gear 708 and the third bevel gear 710 to rotate, the second bevel gear 708 and the third bevel gear 710 are respectively arranged at the upper side and the lower side of the first bevel gear 706 so as to reversely rotate when working, the second bevel gear 708 and the third bevel gear 710 are respectively fixedly connected to the top ends of the first connecting pipe 707 and the second connecting pipe 709, simultaneously the first connecting pipe 707 and the second connecting pipe 709 are fixedly connected with the stirring blades 711, and the second connecting pipe 709 is also rotatably connected to the inner part of the first connecting pipe 707 Portion to two parts stirring vane 711 carries out coaxial reverse rotation stirring work in exhaust-gas treatment jar 1 about can driving, and stirring effect is better, and the better mixture of messenger's exhaust-gas treatment medicament and boiler waste gas that can be better takes effect, thereby can play better exhaust-gas treatment effect.
Example 2:
referring to fig. 5-6, the basic difference of embodiment 1 is that the spraying mechanism 8 includes a mounting bracket 801, the mounting bracket 801 is fixedly connected to the inner wall of the exhaust gas treatment tank 1, a through hole is formed in the mounting bracket 801, the water injection pipe 5 passes through the through hole and is fixedly connected to a spraying pipe 802, the spraying pipe 802 is fixedly connected to the inner wall of the mounting bracket 801, and a spraying hole is formed in the spraying pipe 802.
The spraying mechanism 8 of the utility model is arranged above the waste gas treatment tank 1, and the spraying pipes 802 are dispersedly arranged on the mounting rack 801, thereby being capable of spraying more widely and uniformly, playing a better treatment effect on waste gas, and through the arrangement of the inspection circulating mechanism 6, the washed, filtered and sprayed waste gas enters the gas detection device 604 under the action of the circulating gas pump 601, the gas detection device 604 works, if the detection is qualified, the intelligent two-way valve 605 controls the discharge pipe 606 to open, the tail gas can be directly discharged or enter the next treatment mechanism, if the detection is not qualified, the intelligent two-way valve 605 controls the circulation gas pipe 607 to open, the tail gas is guided into the waste gas treatment tank 1 again, the secondary absorption treatment is carried out, and by utilizing the design, the problems of fixed structure, single function and poor purification treatment effect on waste gas in the existing design are effectively solved; besides, a water circulation device is also arranged in the waste gas treatment tank 1, so that the mixed liquid in the waste gas treatment tank 1 can be ensured to keep the efficacy of waste gas treatment, and the liquid level in the waste gas treatment tank 1 can not overflow beyond the filtering and adsorbing layer 3 when the upper spraying mechanism 8 works.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.
Claims (5)
1. The utility model provides an aeration type boiler waste gas environmental protection treatment equipment, including exhaust-gas treatment jar (1), supporting legs (2), filtration adsorbed layer (3), intake pipe (4) and water injection pipe (5), its characterized in that: the supporting legs (2) are fixedly connected to the bottom surface of the waste gas treatment tank (1), the filtering and adsorbing layer (3) is fixedly installed inside the waste gas treatment tank (1), the air inlet pipe (4) and the water injection pipe (5) are fixedly connected to the side wall of the waste gas treatment tank (1), one end, far away from the waste gas treatment tank (1), of the air inlet pipe (4) is connected with an aeration type boiler, a mixing and stirring device (7) is installed inside the waste gas treatment tank (1), the water injection pipe (5) is connected with a spraying mechanism (8), and the spraying mechanism (8) is installed at the inner top end of the waste gas treatment tank (1); the waste gas treatment tank (1) is also connected with a checking circulation mechanism (6).
2. The aerated environment-friendly boiler waste gas treatment equipment as claimed in claim 1, wherein: mix agitating unit (7) including toper safety cover (701), servo motor (702) and mount (704), toper safety cover (701) fixed connection is inside exhaust-gas treatment jar (1), servo motor (702) and mount (704) fixed mounting are inside toper safety cover (701), fixedly connected with worm (703) on the output shaft of servo motor (702), it is connected with the connecting rod to rotate on mount (704), connecting rod one end fixedly connected with worm wheel (705), connecting rod other end fixedly connected with first bevel gear (706).
3. The aerated environment-friendly boiler waste gas treatment equipment as claimed in claim 2, wherein: the mixing and stirring device (7) further comprises a first connecting pipe (707) and a second connecting pipe (709), the first connecting pipe (707) is rotatably connected with the lower end of the fixing frame (704), a second bevel gear (708) is fixedly connected to the top end of the first connecting pipe (707), the second connecting pipe (709) is rotatably connected to the upper end of the fixing frame (704), the second connecting pipe (709) is further rotatably connected to the inside of the first connecting pipe (707), a third bevel gear (710) is fixedly connected to the top end of the second connecting pipe (709), the second bevel gear (708) and the third bevel gear (710) are both meshed with the first bevel gear (706), and stirring blades (711) are fixedly connected to the side walls of the first connecting pipe (707) and the second connecting pipe (709).
4. The aerated environment-friendly boiler waste gas treatment equipment as claimed in claim 1, wherein: spray mechanism (8) including mounting bracket (801), the inner wall fixed connection of mounting bracket (801) and exhaust-gas treatment jar (1), be provided with the through hole on mounting bracket (801), through hole and shower (802) fixed connection are passed in water injection pipe (5), shower (802) and mounting bracket (801) inner wall fixed connection, be provided with the shower hole on shower (802).
5. The aerated environment-friendly boiler waste gas treatment equipment as claimed in claim 1, wherein: the inspection circulating mechanism (6) comprises a circulating air pump (601), the circulating air pump (601) is fixedly connected to the top surface of the waste gas treatment tank (1), an air suction pipe (602) and an air outlet pipe (603) are fixedly connected to the circulating air pump (601), the gas suction pipe (602) is communicated with the waste gas treatment tank (1), the gas outlet pipe (603) is fixedly connected with the gas detection device (604), one end of the gas detection device (604) far away from the waste gas treatment tank (1) is fixedly connected with an intelligent two-way valve (605), one end of the intelligent two-way valve (605) is fixedly connected with a discharge pipe (606), the other end of the intelligent two-way valve (605) is fixedly connected with a circulating air duct (607), one end of the circulating air duct (607) far away from the intelligent two-way valve (605) is fixedly connected to the bottom end of the waste gas treatment tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020924567.9U CN212548987U (en) | 2020-05-27 | 2020-05-27 | Aeration type boiler waste gas environment-friendly treatment equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020924567.9U CN212548987U (en) | 2020-05-27 | 2020-05-27 | Aeration type boiler waste gas environment-friendly treatment equipment |
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| Publication Number | Publication Date |
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| CN212548987U true CN212548987U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020924567.9U Active CN212548987U (en) | 2020-05-27 | 2020-05-27 | Aeration type boiler waste gas environment-friendly treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181752A (en) * | 2021-03-26 | 2021-07-30 | 博纯材料股份有限公司 | Germane collecting and purifying equipment and method |
-
2020
- 2020-05-27 CN CN202020924567.9U patent/CN212548987U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181752A (en) * | 2021-03-26 | 2021-07-30 | 博纯材料股份有限公司 | Germane collecting and purifying equipment and method |
| CN113181752B (en) * | 2021-03-26 | 2021-12-07 | 博纯材料股份有限公司 | Germane collecting and purifying equipment and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Xingang Inventor after: Yin Hongen Inventor after: Wang Lin Inventor after: Liu Xiaoyan Inventor before: Liu Xiaoyan |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240220 Address after: Unit A 3843, No. 401 Pingyang Road, Chengyang District, Qingdao City, Shandong Province, 266000 Patentee after: Zhang Xingang Country or region after: China Patentee after: Yin Hongen Address before: 528000 No.6, block 61, Guangfo Hardware City, Huangqi, Dali Town, Foshan City, Guangdong Province Patentee before: Liu Xiaoyan Country or region before: China |
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| TR01 | Transfer of patent right |