CN206919251U - One kind removes aldehyde purifier - Google Patents
One kind removes aldehyde purifier Download PDFInfo
- Publication number
- CN206919251U CN206919251U CN201720792121.3U CN201720792121U CN206919251U CN 206919251 U CN206919251 U CN 206919251U CN 201720792121 U CN201720792121 U CN 201720792121U CN 206919251 U CN206919251 U CN 206919251U
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- Prior art keywords
- aldehyde
- except
- chamber
- purifier
- chemical reaction
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Abstract
It the utility model is related to one kind and remove aldehyde purifier, including being located at except aldehyde casing, longitudinal direction except staggered relative distribution in the middle part of aldehyde casing and suitable for making except two dividing plates of the gas channel in aldehyde casing in serpentine, depth of the primary positioned at dividing plate left except aldehyde chamber and positioned at dividing plate right remove aldehyde chamber, and one humidifies component；Primary air inlet, the induced-draught fan at air inlet included except aldehyde chamber located at primary except the cavity left end face bottom of aldehyde chamber, and laterally plate occurs for the coating filter plate being sequentially distributed from air inlet into cavity in cavity and anion；The depth removes aldehyde component except aldehyde chamber includes a chemical reaction；The depth is suitable to the exhaust outlet of gas discharge except the upper end of aldehyde chamber is provided with；The exhaust outlet communicates with a discharge duct；Discharge duct is additionally provided with a formaldehyde sensor；And multiple spray nozzles are provided with the top of the humidification component, the upper end of the spray nozzle is stretched into inside discharge duct.
Description
Technical field
Air cleaner technical field is the utility model is related to, more particularly to one kind removes aldehyde purifier.
Background technology
A kind of formaldehyde, the carcinogenic substance being identified, mainly has an impact to the respiratory tract of human body, is an allergy
Source, cause cough, uncomfortable in chest, asthma, various allergy, eye illness and nasopharyngeal carcinoma etc..The aldehyde removal method that many families use is to utilize
The catharsis of green plants removes indoor formaldehyde, has the function that to purify the air of a room, but utilizes plant to remove formaldehyde
Efficiency it is bad.
Most formaldehyde removing devices that in the market is sold remove aldehyde mode using single more, can not ensure to remove aldehyde effect, and
Aldehyde device is removed for family expenses, if simply possessed except aldehyde effect, the demand with reference to modern for indoor humidity air, is also needed
To place a humidifier again in room, so except aldehyde device and humidifier are all positioned in room, take the space in room very
Greatly.Therefore design possesses the space occupancy rate removed aldehyde device, can save room of humidification function.
Utility model content
The purpose of this utility model be to provide it is a kind of remove aldehyde purifier, to solve to be provided simultaneously with to remove aldehyde and humidifying effect
Technical problem.
In order to solve the above-mentioned technical problem, the utility model provide it is a kind of remove aldehyde purifier, including except aldehyde casing, indulge
It is being distributed to the staggered relative in the middle part of except aldehyde casing and suitable for make except the gas channel in aldehyde casing in two of serpentine every
Plate, the primary positioned at dividing plate left remove aldehyde chamber and the depth positioned at dividing plate right removes aldehyde chamber, and a humidification component；It is described first
Level includes air inlet, the induced-draught fan at air inlet located at primary except the cavity left end face bottom of aldehyde chamber except aldehyde chamber, with
And laterally plate occurs for the coating filter plate being sequentially distributed from air inlet into cavity in cavity and anion；The depth is removed
Aldehyde chamber includes a chemical reaction and removes aldehyde component；The depth is suitable to the exhaust outlet of gas discharge except the upper end of aldehyde chamber is provided with,
The exhaust outlet is built-in with a gas-liquid separator；The exhaust outlet communicates with a discharge duct；Discharge duct is additionally provided with formaldehyde biography
Sensor；And multiple spray nozzles are provided with the top of the humidification component, the upper end of the spray nozzle is stretched into inside discharge duct.
Further, the chemical reaction, which removes aldehyde component, includes a chemical reaction storehouse, by connecting tube and chemical reaction storehouse company
Circulating pump, the circulating pump connect is connected with an outlet conduit, and several are interval with the outlet conduit and is suitable to remove to depth
The high efficiency spray head sprayed in aldehyde cavity.
Further, coating filter plate and anion the generation plate is each equipped with multiple thin through holes passed through suitable for gas；With
And the surface of the coating filter plate and its thin through hole is coated with formaldehyde absorbing layer；The table of plate and its thin through hole occurs for the anion
Face is coated with nanometer tourmaline particle coating.
Further alternative, the humidification component includes casing, the air inlet and air outlet and air intake being arranged on casing
One blower fan of mouth connection, and the fog output tube road connected with air outlet；The air outlet section is narrow compared with air inlet section；Described is multiple
Spray nozzle is juxtaposed on the port of export in fog output tube road；The humidification component also includes the mist being arranged in the liquid storehouse of lower box
The electric box that is being arranged at body side and being configured with shutter for change device, being connected with atomizer, and a float switch；It is described
The outlet access liquid storehouse of float switch；And the import of the float switch and an outlet phase for being arranged at casing top water tank
It is logical.
Further alternative, the humidification component stores the water storage cavity of water purification, on water storage cavity wall bottom including one
The heat-exchange inner container of end face center installation, and the electric heater set inside heat-exchange inner container；The heat-exchange inner container is filled with and changed
Thermal medium；Described multiple spray nozzles are juxtaposed on the upper end of water storage cavity.The water storage cavity inner wall lower is provided with a water level
Detector, and the water storage cavity upper inside wall are provided with a liquid filling hole；Described level switch and one is built in the bottom of water storage cavity
Alarm electrical connection in seat.
It is further alternative, it is loaded with the chemical reaction storehouse in the solution of Cu (OH) 2.
It is further alternative, it is loaded with pyrolkigneous liquid in the chemical reaction storehouse.
Further, the formaldehyde sensor is electrical connected with a controller；The controller includes analog to digital conversion circuit mould
Block, sampling hold circuit module and control circuit module；And the output end of the formaldehyde sensor keeps electricity with the sampling
The input electrical connection of road module；The output end of the sampling hold circuit module and the input of analog-digital conversion circuit as described module
End electrical connection；The output end of analog-digital conversion circuit as described module electrically connects with the input of the control circuit module, the control
The output end of circuit module processed electrically connects with the input of a display.
Further, the control circuit module is also connected with a warning circuit module.
Further, the depth except aldehyde chamber cavity wall on and positioned at chemical reaction storehouse bottom margin one be suitable to release chemistry
The leakage fluid dram of liquid in reaction warehouse, and the depth are removed in the cavity wall of aldehyde chamber and are located at the one of chemical reaction storehouse edge suitable for reading and fit
In the filling opening of liquid in addition chemical reaction storehouse.
The beneficial effects of the utility model are that one kind of the present utility model removes aldehyde purifier, first by what is be equipped with
Level removes aldehyde chamber except aldehyde chamber and depth, and preliminary filtration and adsorption treatment is carried out by the primary gas being passed through except aldehyde chamber to air inlet, with
Various particulates in adsorbed gas, then by depth except the harmful substance such as spray process, PARA FORMALDEHYDE PRILLS(91,95) of aldehyde chamber is thoroughly handled.Most
Remove with the humid air after aldehyde by humidify that component discharges afterwards and clean, improve the comfort level of human body.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is embodiment 1 of the present utility model except the structural representation of aldehyde purifier；
Fig. 2 is the schematic diagram after the primary rear side cavity wall except aldehyde chamber of the present utility model is opened；
Fig. 3 is embodiment 2 of the present utility model except the structural representation of aldehyde purifier.
In figure：Primary is except aldehyde chamber 1, depth are except aldehyde chamber 2, humidification component 3, first partition 4, second partition 5, air inlet 6, suction
Plate 9, discharge duct 10, spray nozzle 11, chemical reaction storehouse 12, connecting tube 13, circulation occur for blower fan 7, coating filter plate 8, anion
Pump 14, outlet conduit 15, high efficiency spray are first 16, leakage fluid dram 17, filling opening 18, water storage cavity 19, heat-exchange inner container 20, electric heater
21st, level switch 22, base 23, alarm 24, liquid filling hole 25, gas-liquid separator 26, rear side cavity wall 27, mounting groove 28, case
Body 29, blower fan 30, float switch 31, electric box 32, atomizer 33, water tank 34, fog output tube road 35, liquid storehouse 36, shutter 37.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
In description of the present utility model, it is to be understood that term " on ", " under ", " interior ", " outer ", "left", "right"
Deng instruction orientation or position relationship be based on orientation shown in the drawings or position relationship, or the utility model product use
When the orientation usually put or position relationship, or the orientation that usually understands of those skilled in the art or position relationship are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified equipment or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " configuration ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Embodiment 1
As depicted in figs. 1 and 2, the utility model provides one kind and removes aldehyde purifier, including except aldehyde casing, longitudinal direction are located at
Except staggered relative distribution and suitable for making except the gas channel in aldehyde casing in serpentine two dividing plates, the positions in the middle part of aldehyde casing
Primary in dividing plate left removes aldehyde chamber 1 and the depth positioned at dividing plate right removes aldehyde chamber 2, and a humidification component 3；Described two
Dividing plate includes first partition 4 and second partition 5；It is described primary except aldehyde chamber 1 is included located at the primary cavity left end face for removing aldehyde chamber 1
The air inlet 6 of bottom, the induced-draught fan 7 at air inlet 6, and laterally in the cavity from air inlet 6 into cavity according to
Plate 9 occurs for the coating filter plate 8 and anion of secondary distribution, and the top that plate 9 is arranged at coating filter plate 8 occurs for described anion；Institute
State depth and remove aldehyde component except aldehyde chamber 2 includes a chemical reaction；The depth is suitable to gas discharge except the upper end of aldehyde chamber 2 is provided with
Exhaust outlet, the exhaust outlet is built-in with a gas-liquid separator 26；The exhaust outlet communicates with a discharge duct 10；Discharge duct 10
It is additionally provided with a formaldehyde sensor（Do not marked in figure）；And the top of humidification component 3 is provided with multiple spray nozzles 11, the spraying
The upper end of mouth 11 is stretched into inside discharge duct 10.
Optionally, the chemical reaction removes aldehyde component and includes a chemical reaction storehouse 12, passes through connecting tube 13 and chemical reaction
Circulating pump 14, circulating pump 14 of the connection of storehouse 12 are connected with an outlet conduit 15, and aldehyde chamber 2 is removed in the one end of outlet conduit 15 through depth
Cavity wall, its other end is fixed in the side wall of described second partition 5, and it is suitable that several are interval with the outlet conduit 15
In to depth except the high efficiency spray first 16 sprayed in aldehyde cavity.
Specifically, the depth is suitable to releasing except one in the cavity wall of aldehyde chamber 2 and positioned at the chemical reaction bottom margin of storehouse 12
The leakage fluid dram 17 of liquid in chemical reaction storehouse 12, and the depth is except in the cavity wall of aldehyde chamber 2 and on chemical reaction storehouse 12
The one of mouth edge is suitable to the filling opening 18 of liquid in addition chemical reaction storehouse 12.
The coating filter plate 8 and anion occur plate 9 and are each equipped with multiple thin through holes passed through suitable for gas；It is and described
The surface of coating filter plate 8 and its thin through hole is coated with formaldehyde absorbing layer, and the formaldehyde absorbing layer includes the water-soluble high score of hydroxyl
It sub- compound, can occur with formaldehyde chemical containing amino-compound, cyanogen aminated compounds and Nano titanium dioxide, formaldehyde absorbing layer
Reaction；Plate 9 occurs for the anion and its surface of thin through hole is coated with nanometer tourmaline particle coating, the nano-scaled electric
Stone grain coating can produce anion, make gas pure and fresh.Optionally, the coating filter plate 8 is using for example but but being not limited to poly- second
Alkene material is made, and the anion is occurred plate 9 and is made of such as, but not limited to polypropylene material.The coating filter plate 8 and negative
Plate 9 occurs for ion in use for some time, the particulate that can be stained with its thin through hole in air, in order to the He of coating filter plate 8
The particulate that anion occurs to adhere in the thin through hole of plate 9 is cleared up, and the primary rear side cavity wall 27 except aldehyde chamber 1 is arranged to can
Open, and the primary is removed mirror image in the internal chamber wall of aldehyde chamber 1 and the side wall of first partition 4 and is provided with and is suitable to coating filter plate 8 and bears
The mounting groove 28 that plate 9 is installed occurs for ion, i.e., by opening the primary rear side cavity wall 27 for removing aldehyde chamber 1, by coating filter plate 8 and bear from
Son generation plate 9 takes out the particulate for removing adhesion, while primary can be removed inside the body of aldehyde chamber 1 and cleared up.Described opens
Rear side cavity wall 27 it is optional set an end margin with primary except the body of aldehyde chamber 1 is hinged, its excess-three end margin can remove aldehyde relative to primary
The body of chamber 1 is opened, and on rear side of this four end margins of cavity wall 27 with primary except the body junction of aldehyde chamber 1 is each equipped with sealing joint strip, with
In the presence of the induced-draught fan 7 for maintaining air inlet, it can be flowed into the primary air except the body of aldehyde chamber 1 along gas channel.
The humidification component includes casing 29, the air inlet that is arranged on casing 29 and air outlet, is connected with air inlet
One blower fan 30, and the fog output tube road 35 connected with air outlet；The air outlet section is narrow compared with air inlet section；Described multiple sprayings
Mouth 11 is juxtaposed on the port of export in fog output tube road 35；The humidification component 3 also includes the liquid storehouse 36 for being arranged at the bottom of casing 29
Interior atomizer 33, the electric box 32 that is being arranged at the side of casing 29 and being configured with shutter 37 being connected with atomizer 33, with
An and float switch 31；The outlet access liquid storehouse 36 of the float switch 31；And the import of the float switch 31 is set with one
The outlet for being placed in the top water tank 34 of casing 29 communicates.Specifically, the air outlet section of casing 29 is narrow compared with air inlet section, simultaneously because going out
Air port is connected to fog output tube road 35, gathers when fog reaches air outlet Duan Shihui, and will not condense into water, therefore humidifies component and rise
Fog effect is good, and production mist amount is big, and when reaching the same production mist amount of existing humidifier, its space-consuming is smaller, suitable for except aldehyde case
Body is integrated to be integral use.Due to being provided with float switch 31, therefore energy automatic water filling, without manually adding water, user
Just.Shutter 37 is provided with electric box 32, its electric elements inside can be helped to radiate, prevented cause thermal damage, therefore humidification group
Part is safe and reliable, service life length.
Optionally, it is loaded with the chemical reaction storehouse 12 in the solution of Cu (OH) 2.The solution of Cu (OH) 2 is suitable to and first
Aldehyde reaction generates nontoxic carbon dioxide, water and cuprous oxide not soluble in water.Cuprous oxide can pass through the row of leakage fluid dram 17
Go out.
Optionally, it is loaded with pyrolkigneous liquid in the chemical reaction storehouse 12.Pyrolkigneous liquid is the day obtained through retorting technique extraction
Right plant material, main component is acetic acid, has stronger sterilization, sterilization, the function of antibacterial.Wooden vinegar can neutralize nitrogen vulcanization and close
Thing, formaldehyde, toluene in absorption air, ammonia, volatile amine, volatile sulfur, can dissolve volatile fatty acid and phenolic compound,
Reach sterilization, the purpose of cleaning.
As a preferred embodiment, the formaldehyde sensor is electrical connected with a controller；The controller includes
Analog to digital conversion circuit module, sampling hold circuit module and control circuit module；And the output end of the formaldehyde sensor with
The input electrical connection of the sampling hold circuit module；The output end of the sampling hold circuit module and the analog-to-digital conversion
The input electrical connection of circuit module；The input of the output end of analog-digital conversion circuit as described module and the control circuit module
Electrical connection, the output end of the control circuit module electrically connect with the input of a display.The formaldehyde sensor is used to examine
Survey this formaldehyde removing effect for removing aldehyde purifier.Can during in order to when removing the failure of aldehyde purifier, can not effectively remove aldehyde
Alarm signal is sent, the control circuit module is also connected with a warning circuit module.
Aldehyde purifier is removed for the ease of movement is of the present utility model, aldehyde casing and the humidification component bottom of removing is set jointly
It is placed in a bottom plate（Not shown in figure）On, and universal wheel is set in the bottom face of bottom plate（Not shown in figure）, it is moved easily.
Embodiment 2
As shown in Figures 2 and 3, the present embodiment except aldehyde purifier and embodiment 1 are except the substantially knot of aldehyde purifier
Structure is identical, differs only in the structure of humidification component, the humidification component of the present embodiment, which includes 3, includes a water storage for storing water purification
Chamber 19, the heat-exchange inner container 20 in the installation of the inwall bottom upper surface of water storage cavity 19 center, and set inside heat-exchange inner container 20
Electric heater 21；The heat-exchange inner container 20 is filled with heat transferring medium；Described multiple spray nozzles 11 are juxtaposed on water storage cavity 19
Upper end.Heat transferring medium in heat-exchange inner container 20 is heated by electric heater 21, so as to the water storage cavity 19 of warming and humidifying component 3
Interior water purification, water purification explosive evaporation become vapor and sprayed from the spray nozzle 11 on humidification component 3 top, then with discharge duct 10
Discharged after air mixing after interior purification so that the with the humid air and cleaning of discharge, improve human comfort.
Preferably, the inner wall lower of water storage cavity 19 is provided with a level switch 22, and the upper inside wall of water storage cavity 19
Provided with a liquid filling hole 25；Described liquid filling hole 25 is located at the top of level switch 22；Built in described level switch 22 and one
Electrically connected in the alarm 24 in the base 23 of water storage cavity 19.The level switch 22 wherein installed can detect humidification component 3
Interior water purification amount, remind user to carry out adding water by liquid filling hole 25 or stop adding water, improve security when user uses.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (10)
1. one kind removes aldehyde purifier, it is characterised in that including being located at except aldehyde casing, longitudinal direction except the staggered relative in the middle part of aldehyde casing
Distribution and suitable for making except the gas channel in aldehyde casing in two dividing plates of serpentine, the primary positioned at dividing plate left removes aldehyde chamber
Aldehyde chamber, and a humidification component are removed with the depth positioned at dividing plate right；It is described primary except aldehyde chamber is included located at primary except aldehyde chamber
Air inlet, the induced-draught fan at air inlet of cavity left end face bottom, and laterally in the cavity from air inlet to
Plate occurs for the coating filter plate and anion being sequentially distributed in cavity；The depth removes aldehyde component except aldehyde chamber includes a chemical reaction；
The depth is suitable to the exhaust outlet of gas discharge except the upper end of aldehyde chamber is provided with, and the exhaust outlet is built-in with a gas-liquid separator；Institute
Exhaust outlet is stated to communicate with a discharge duct；Discharge duct is additionally provided with a formaldehyde sensor；And it is provided with the top of the humidification component
Multiple spray nozzles, the upper end of the spray nozzle are stretched into inside discharge duct.
2. according to claim 1 remove aldehyde purifier, it is characterised in that the chemical reaction is changed except aldehyde component includes one
Learn reaction warehouse, an outlet conduit, the water outlet are connected with circulating pump, circulating pump that chemical reaction storehouse is connected by connecting tube
Several are interval with pipeline to be suitable to depth except the high efficiency spray head sprayed in aldehyde cavity.
3. according to claim 1 remove aldehyde purifier, it is characterised in that it is equal that plate occurs for the coating filter plate and anion
It is configured with multiple thin through holes passed through suitable for gas；And the surface of the coating filter plate and its thin through hole is coated with formaldehyde absorbing
Layer；Plate occurs for the anion and its surface of thin through hole is coated with nanometer tourmaline particle coating.
4. according to claim 1 remove aldehyde purifier, it is characterised in that the humidification component includes casing, is arranged at
Air inlet and air outlet on casing, the blower fan being connected with air inlet, and the fog output tube road connected with air outlet；It is described go out
Air port section is narrow compared with air inlet section；Described multiple spray nozzles are juxtaposed on the port of export in fog output tube road；The humidification component is also
Including the atomizer being arranged in the liquid storehouse of lower box, be connected with atomizer being arranged at body side and it is configured with blinds
The electric box of window, and a float switch；The outlet access liquid storehouse of the float switch；And the import of the float switch and one
The outlet for being arranged at casing top water tank communicates.
5. according to claim 1 remove aldehyde purifier, it is characterised in that the humidification component stores water purification including one
Water storage cavity, the heat-exchange inner container in the installation of water storage cavity wall bottom upper surface center, and the electricity set inside heat-exchange inner container
Heater；The heat-exchange inner container is filled with heat transferring medium；Described multiple spray nozzles are juxtaposed on the upper end of water storage cavity；Institute
State water storage cavity inner wall lower and be provided with a level switch, and the water storage cavity upper inside wall is provided with a liquid filling hole；Described water level
The alarm that detector is built in one in the base of water storage cavity electrically connects.
6. according to claim 2 remove aldehyde purifier, it is characterised in that is loaded with the chemical reaction storehouse in Cu
(OH) 2 solution.
7. according to claim 2 remove aldehyde purifier, it is characterised in that is loaded with wooden vinegar in the chemical reaction storehouse
Liquid.
8. according to claim 1 remove aldehyde purifier, it is characterised in that the formaldehyde sensor and a controller are electrical
It is connected；The controller includes analog to digital conversion circuit module, sampling hold circuit module and control circuit module；And the first
The output end of aldehyde sensor electrically connects with the input of the sampling hold circuit module；The sampling hold circuit module it is defeated
Go out end to electrically connect with the input of analog-digital conversion circuit as described module；The output end of analog-digital conversion circuit as described module and the control
The input electrical connection of circuit module processed, the output end of the control circuit module electrically connect with the input of a display.
9. according to claim 8 remove aldehyde purifier, it is characterised in that the control circuit module is also electric with an alarm
Road module is connected.
10. according to claim 1 remove aldehyde purifier, it is characterised in that the depth is except in the cavity wall of aldehyde chamber and position
A leakage fluid dram for being suitable to release liquid in chemical reaction storehouse is provided with chemical reaction storehouse bottom margin, and the depth removes aldehyde chamber
Cavity wall on and positioned at chemical reaction storehouse edge suitable for reading be provided with one be suitable to addition chemical reaction storehouse in liquid filling opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720792121.3U CN206919251U (en) | 2017-07-03 | 2017-07-03 | One kind removes aldehyde purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720792121.3U CN206919251U (en) | 2017-07-03 | 2017-07-03 | One kind removes aldehyde purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206919251U true CN206919251U (en) | 2018-01-23 |
Family
ID=61335528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720792121.3U Expired - Fee Related CN206919251U (en) | 2017-07-03 | 2017-07-03 | One kind removes aldehyde purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206919251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116328468A (en) * | 2023-05-10 | 2023-06-27 | 河北金田环保科技有限公司 | Household garbage waste gas purifying system |
-
2017
- 2017-07-03 CN CN201720792121.3U patent/CN206919251U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116328468A (en) * | 2023-05-10 | 2023-06-27 | 河北金田环保科技有限公司 | Household garbage waste gas purifying system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180123 Termination date: 20200703 |