CN104690794A - Method and device for anti-deformation and environment-friendly repurification treatment of boards - Google Patents
Method and device for anti-deformation and environment-friendly repurification treatment of boards Download PDFInfo
- Publication number
- CN104690794A CN104690794A CN201310664450.6A CN201310664450A CN104690794A CN 104690794 A CN104690794 A CN 104690794A CN 201310664450 A CN201310664450 A CN 201310664450A CN 104690794 A CN104690794 A CN 104690794A
- Authority
- CN
- China
- Prior art keywords
- sheet material
- pressure
- ozone
- treatment box
- environmental protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
- B27M1/08—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by multi-step processes
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention provides a method and a device for anti-deformation and environment-friendly repurification treatment of boards, relates to the technical field of purification treatment of the boards and furniture during decoration construction, and aims to be characterized in that a pressure device, a heating device, a vacuum air pump, a humidifying device, an ozone purification device, a high-pressure air pump and an acoustic wave device are used for conducting heating purification, humidifying and deliquescing purification, vacuum cupping purification, ozone purification, high-pressure purification and acoustic wave purification on the boards, so that decoration pollution can be eliminated in the bud.
Description
Art
The present invention relates to environmental protection purifying treatment method and the device again of preapring for an unfavorable turn of events of sheet material used, floor, furniture etc. in decoration design for residence, be particularly useful for the environmental protection purified treatment again of preapring for an unfavorable turn of events of composite board.
Background technology
Current, what house decoration environmental protection exceeded standard has a lot, one of its reason is exactly the use of a large amount of composite board in indoor decorating, although the credit rating of plate product is more and more higher, but have the release of poisonous gas, such as sheet material, floor, furniture three all have the volatilization of formaldehyde, and superposition causes the pollution of indoor environment.Individual consumer has to take day and night ventilate or install air cleaner, some employing carbon adsorption, some employing formaldehyde catching agents, some employing photocatalyst modes; The environmental practice that enterprise takes has: the formula of improvement glue, adopts sealer, stacks to adopt and forces cooling or naturally cool; Consult the Patents of sheet material purification: what CN1817591A adopted is that static state vacuumizes and inflates, to realize the exchange of gas; What CN1785617A adopted is ozone and Ultraviolet radiation, is realized the purification of sheet material by oxidation; Also have the processing methods such as the stifling and formaldehyde catching agent of ammonia.Although said method has certain effect, there is different shortcomings.
Summary of the invention
In order to reduce in finishing sheet material pollutant to the injury of people, to change afterwards passive acts hurriedly in a messy situation, high cost and poor efficiency, the purification realized in advance controls, the invention provides a kind of environmental protection purifying treatment method and device again of preapring for an unfavorable turn of events of sheet material, not only can solve the deformation problems of sheet material in advance, the environmental protection that simultaneously can also realize plate surface and deep layer in advance purifies again.
The present invention solves the technical scheme that its problem adopts: the environmental protection purifying treatment method again of preapring for an unfavorable turn of events of sheet material, and it comprises the following steps: (1) is placed on by pending sheet material in closed processes case and layering code is good; (2) start flattening pressure device and ensure the smooth of sheet material, and lock when pressure reaches predetermined value in order to prevent distortion in processing; (3) start heater, heating-up temperature is 45 DEG C ~ 70 DEG C, and the heat accelerating gas in sheet material rises and distributes, and can form the precipitation of benzene class azeotrope 69.25 DEG C time simultaneously, i.e. round Realization heating power purification; (4) when temperature reaches predetermined value, open vacuum air pump and sheet material is vacuumized, and its laddering process vacuumized adds up to be no less than 3 hours under 200mmHg vacuum, realizes purifying the cup of sheet material negative pressure of vacuum; (5) open damping device, simulation humidity in local rainy season is to sheet material humidification, and steam is sucked by vacuum plate, carries out the anti-deformation process of alternation of wetting and drying and the deliquescence purification of humidification; (6) open ozone purification device with step (5) simultaneously, dirt hydroxyl radical free radical (OH) is produced with water molecule reaction under UV-irradiation, and sucked by vacuum plate, carry out the ozone oxidation, purification process going deep into sheet material, cumulative processing time is no less than 2 hours; (7) high-pressure pump is opened, realize the perfusion of ozone and air, in sheet material, hydroxyl radical free radical (OH) and air is poured under the absolute high pressure of 0.2Mpa, make toxic gas in sheet material oxidized and displacement, realize the high pressure purge of sheet material, and the permeability of sheet material is improved, the present treatment cumulative time is no less than 2 hours; And run through the utilization of period sound wave technique (8), improved the efficiency of above-mentioned technique by the dither effect of acoustic wave device and pressure change thereof, the general power of its sound wave is on average to sheet material is not less than 3W/m comprehensively
2, thus realize the high-strength sizing of sheet material quickly and environmental protection purifies again; By above-mentioned process, achieve in all directions sheet material preapre for an unfavorable turn of events and environmental protection purify again, meet the high-level environmental requirement of people.
Described treatment box is a pressure vessel, and its allowable stress value is 2*10
-2pa ~ 1*10
6pa.
Described treatment box is built with fan, and within its hour, wind internal circulating load is more than or equal to treatment box internal volume.
Described treatment box is provided with ozone purification device.
Described ozone purification device is made up of several ultraviolet lamp tubes, ozone generator and ozone gas collection bags in treatment box.
The ozone generating capacity of described ozone generator is not less than 3g/h.
The general power of described uviol lamp is on average to sheet material is not less than 2W/m
2.
The inflation quantity of described ozone gas collection bag is consistent with the headroom volume for the treatment of box.
The environmental protection purifying processing device again of preapring for an unfavorable turn of events of sheet material, is characterized in that: it comprises a closed processes case, a flattening pressure device, a heater, a vacuum air pump, a damping device, an ozone purification device, a high-pressure pump, an acoustic wave device, described treatment box has an openable door, described flattening pressure device is arranged on the top in described treatment box case, described heater is arranged on described treatment box wall, described vacuum air pump is connected with the vacuum air valve of described treatment box by pipeline, described damping device is connected by the humidifier valve of pipeline with described treatment box, described ozone purification device is by several ultraviolet lamp tubes in treatment box, ozone generator and ozone gas collection bag are formed, described high-pressure pump is connected by the High-pressure air valve of pipeline with described treatment box, described acoustic wave device is arranged in described treatment box.
Fan is provided with in described treatment box.
It is in the quartz ampoule of 7.0 that described ultraviolet lamp tube is sealed in poplar formula modulus, and on the wall being fixed on treatment box.
Described ozone generator can be connected with the ozone valve on described treatment box by pipeline through ozone gas collection bag, also can be connected by the air intake passage of pipeline with described high-pressure pump through ozone gas collection bag.
In addition, matched with devices has pipeline purifying device, is made up of heat-generating pipe, ultraviolet lamp tube and photocatalyst filtering net, carries out foul smell process.
The inventive method compared with prior art, has the following advantages and high-lighting effect: 1, the present invention utilizes flattening pressure device and adds the generation that the techniques such as wet process can prevent sheet deformation.2, be no longer the process such as single ozone oxidation, purification or single vacuum purification, but the environmental protection achieving sheet material in all directions purify again.3, adopt sonicated technique, make process efficiency be able to comprehensive raising by acoustic vibration effect and pressure change thereof.4, every technology of the present invention is all comparatively ripe prior aries, and assembly used can directly commercially buy, and is easy to realize.5, the present invention is except being applicable to the process of the clean plate such as joiner, by deleting that ozone treatment technique can complete the sizing of paint furniture and decorative board and environmental protection purifies again.6, apparatus of the present invention structure is simple, easy to make, effectively can realize the inventive method.
Accompanying drawing explanation
Fig. 1 is a kind of device vertical section structure schematic diagram used in the inventive method
In figure: 1. treatment box, 2. flattening pressure device, 3. heater, 4. vacuum air pump, 5. damping device, 6. ultraviolet lamp tube, 7. ozone generator, 8. ozone gas collection bag, 9. high-pressure pump, 10. acoustic wave device, 11. fans, 12. chamber doors, 13. bases, 14. vacuum air valves, 15. ozone valves, 16., High-pressure air valve, 17. sheet materials, 18. releasing valves.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1: for realizing the inventive method, need the treatment box 1 that is airtight, be seated on base 13, in case, flattening pressure device 2 is equipped with at its top, heater 3 and damping device 5 bottom surface be equipped with, several ultraviolet lamp tubes 6, several fans 11 and acoustic wave devices 10 on wall; Outside treatment box, vacuum air pump 4 is connected with the vacuum air valve 14 on treatment box 1 by pipeline, ozone generator 7 is connected with the ozone valve 15 on treatment box 1 through ozone gas collection bag 8 by pipeline, high-pressure pump 9 is connected with the High-pressure air valve 16 for the treatment of box by pipeline, and sheet material 17 passes in and out treatment box via chamber door 12.
Embodiment 1:
Buy same producer same batch of high-quality joiner sheet material four, be sawn into equal two halves, then the Formaldehyde emission of these eight wood-based plate samples of sampling and testing.Test result shows, the emission of eight sample sheet material formaldehyde is all 1.2mg/L substantially mutually.From the two pieces of samples deriving from same sheet material, optional one is distributed naturally in ventilation, and adopts the inventive method to process on another sample.Processing method and process as follows:
(1) sheet material 17 of sample to be placed in closed processes case 1 and layering space code is good.
(2) flattening pressure device 2 is started, the lock pressure when reaching elastic critical value.
(3) start heater 3, the foul smell that heat rises is overflowed from the releasing valve 18 opened, and discharges after pipeline purifying device; After being heated to 45 DEG C, locking constant temperature also closes releasing valve 18.
(4) open acoustic wave device 10 with step (3) simultaneously, and through each operation process below.
(5) be raised to 45 DEG C 30 minutes in temperature after, open vacuum air pump 4 pairs of sheet materials 17 and vacuumize, foul smell is discharged by after pipeline purifying device through vacuum air valve 14, after absolute pressure reaches 200mmHg, closes vacuum air valve 14, keeps this vacuum state 1 hour; And then start vacuum air pump 4, vacuumize 10 minutes;
The while of with unlatching vacuum air pump 4, start ozone generator 7 and be filled with ozone to ozone gas collection bag 8, do the preparation of ozone treatment.
(6) open damping device 5, to sheet material humidification, after case humidity reaches 90%, stop humidification.
(7) open fan 11 with step (6) simultaneously, open uviol lamp 6, open ozone valve 15 and pass into ozone in treatment box 1.
(8) open high-pressure pump 9, the ozone of high pressure and air pour in treatment box 1 through High-pressure air valve, hold mode 1 hour after reaching 1.8 atmospheric pressure; After this releasing valve 18 is opened; Foul smell is discharged via after pipeline purifying device.
(9) open vacuum air pump 4 pairs of sheet materials 17 to vacuumize, foul smell is discharged by after pipeline purifying device through vacuum air valve 14, after absolute pressure arrives 150mmHg, close vacuum air valve 14, keep this vacuum state 50 minutes, and then start vacuum air pump 4, vacuumize 10 minutes;
The while of with unlatching vacuum air pump 4, start ozone generator 7 and be filled with ozone to ozone gas collection bag 8, do the preparation of ozone treatment.
(10) open damping device 5, to sheet material humidification, after case humidity reaches 80%, can humidification be stopped.
(11) open fan 11 with step (2) simultaneously, open uviol lamp 6, open ozone valve 15 and pass into ozone in treatment box 1.
(12) open high-pressure pump 9, the ozone of high pressure and air pour in treatment box 1 through High-pressure air valve, hold mode 1 hour after reaching 1.8 atmospheric pressure; After this releasing valve 18 is opened; Foul smell is discharged after pipeline purifying device.
(13) open vacuum air pump 4 pairs of sheet materials 17 to vacuumize, foul smell is discharged by after pipeline purifying device through vacuum air valve 14, after absolute pressure arrives 100mmHg, closes vacuum air valve 14, keeps this vacuum state 45 minutes; Again start vacuum air pump 4, vacuumize 15 minutes, foul smell is discharged by after pipeline purifying device through vacuum air valve 14.
(14) open releasing valve 18, open chamber door 12, take out after sheet material 17 is cooled 24 hours naturally, and be placed in gravity-flow ventilation place.
After (15) 72 hours, carry out contrasting of Formaldehyde emission to another sample adopting the sample of the inventive method process and employing nature to distribute process and detect, its numerical value is respectively 0.6mg/L and 1.2mg/L.
Embodiment 2:
Its step of the present embodiment is identical with embodiment 1.Be locked in except 60 DEG C except temperature being changed into, all the other process parameters are identical.
After 72 hours, carry out contrasting of Formaldehyde emission to another sample adopting the sample of the inventive method process and employing nature to distribute process and detect, its numerical value is respectively 0.5mg/L and 1.1mg/L.
Embodiment 3:
Its step of the present embodiment is identical with embodiment 1.Except vacuum processing time being extended except one times, all the other process parameters are identical.
After 72 hours, another sample adopting the sample of the inventive method process and employing nature to distribute process is carried out to the detection of Formaldehyde emission, its numerical value is respectively 0.5mg/L and 1.2mg/L.
Embodiment 4:
Its step of the present embodiment is identical with embodiment 1.Be locked in 75 DEG C and vacuum processing time extend except one times except temperature being changed into, all the other process parameters are identical.
After 72 hours, another sample adopting the sample of the inventive method process and employing nature to distribute process is carried out to the detection of Formaldehyde emission, its numerical value is respectively 0.4mg/L and 1.2mg/L.
Embodiment 5:
Obtain same batch of identical wardrobe four cover, be respectively first, second, the third wardrobe, it exposes sheet material and is solid wood finger-jointed plate, and its sheet material inner and below is face artificial sheet material.All components are distributed 72 hours naturally in ventilation, then puts into test box and test, its plot ratio is 15.8 times of standard climate case.Within 15th day, test result is: first wardrobe is 0.84mg/m3, and second wardrobe is 0.86mg/m3, the third wardrobe is 0.82mg/m3; Within 16th day, test result is: first wardrobe is 0.86mg/m3, and second wardrobe is 0.86mg/m3, the third wardrobe is 0.84mg/m3.Select the third cabinet naturally to distribute in ventilation, and first cabinet the inventive method is processed.Processing method and process as follows:
(1) by the sheet material 17 of first wardrobe, to be placed in closed processes case 1 and layering space code is good.
(2) flattening pressure device 2 is started, the lock pressure when reaching elastic critical value.
(3) start heater 3, the foul smell that heat rises is overflowed from the releasing valve 18 opened, and discharges after pipeline purifying device; After being heated to 70 DEG C, locking constant temperature also closes releasing valve 18.
(4) with step (3) simultaneously, open acoustic wave device 10, and through the processing procedure of each operation below.
(5) after temperature is raised to 60 DEG C, open damping device 5 and carry out humidification, and stop after relative humidity reaches 85%.
(6) be raised to 70 DEG C 30 minutes in temperature after, open vacuum air pump 4 pairs of sheet materials 17 and vacuumize, foul smell is discharged by after pipeline purifying device through vacuum air valve 14, and after pressure arrives 150mmHg, closes vacuum air valve 14, keep this vacuum state 1 hour; After this again open vacuum air pump 4, vacuumize 30 minutes, foul smell is discharged by after pipeline purifying device through vacuum air valve 14.
(7) open releasing valve 18, pass into air.
(8) open damping device 5 and carry out humidification, and stop after relative humidity reaches 80%;
(9) open high-pressure pump 9, pressure-air pours in treatment box 1 through High-pressure air valve 16, and after 1.8 atmospheric pressure hold mode 1 hour; After this open releasing valve 18, foul smell is discharged via after pipeline purifying device.
(10) the sample sheet material 17 opening vacuum air pump 4 pairs of wardrobes vacuumizes, and foul smell is discharged by after pipeline purifying device through vacuum air valve 14, and after pressure arrives 100mmHg, closes vacuum air valve 14, keep this vacuum state 1 hour; After this again open vacuum air pump 4, vacuumize 30 minutes, foul smell is discharged by after pipeline purifying device through vacuum air valve 14.
(11) open releasing valve 18, open chamber door 12, take out after the sheet material 17 of first wardrobe is cooled 24 hours naturally, and be placed in gravity-flow ventilation place.
After (12) 72 hours, carry out contrasting of Formaldehyde emission to the third wardrobe sample adopting the first wardrobe sample of the inventive method process and employing nature to distribute process and detect, first wardrobe is 0.16mg/m3, and the third wardrobe is 0.82mg/m3.
Embodiment 6:
The present embodiment adopts the inventive method process to second wardrobe sample, and its step is identical with embodiment 5.Except injecting except a little alcohol in the water to damping device 5, all the other process parameters are identical.Wherein, when 1 atmospheric pressure, the gaseous volume of alcohol must not higher than 0.2% with the Capacity Ratio by headroom volume computing.
After 72 hours, to the detection adopting the second wardrobe sample of the inventive method process to carry out Formaldehyde emission, its numerical value is 0.17mg/m3.As previously mentioned, the third wardrobe is 0.82mg/m3.
Embodiment 7:
Buy identical wardrobe fourth wardrobe, all components are distributed 72 hours naturally in ventilation, then puts into test box and test, its plot ratio is 15.8 times of standard climate case.Within 15th day, test result is: fourth wardrobe is 0.86mg/m3; Within 16th day, test result is: fourth wardrobe is 0.86mg/m3.Processing method and process as follows:
The present embodiment adopts the inventive method process to fourth wardrobe sample, and its step is substantially the same manner as Example 5.Pass into air except opening releasing valve 18, change into and spray into outside formaldehyde catching agent, all the other process are identical.
After 72 hours, to the detection adopting the second wardrobe sample of the inventive method process to carry out Formaldehyde emission, its numerical value is 0.14mg/m3.
Embodiment 8:
Again buy same producer high-quality joiner sheet material one, be sawn into equal two halves, then the Formaldehyde emission of these two wood-based plate samples of sampling and testing.Test result shows, the emission of two sample sheet material formaldehyde is all 1.3mg/L substantially mutually.From the two pieces of samples deriving from same sheet material, optional one is distributed naturally in ventilation, and adopts the inventive method to process on another sample.Processing method and process as follows:
Its step of the present embodiment is substantially the same manner as Example 1.Change into pass into air except ozone will be passed into, and outside the inner-wall spraying photocatalyst for the treatment of box, all the other process parameters are identical.
After 72 hours, another sample adopting the sample of the inventive method process and employing nature to distribute process is carried out to the detection of Formaldehyde emission, its numerical value is respectively 0.4mg/L and 1.2mg/L.
The present invention is not described in detail to the heater etc. in device, can suit measures to local conditions to organize and implement, or solar heat collector, or electric heater unit, or boiler heating, or microwave heating equipment.If affiliated area sunshine condition is better, can solar heat collector be used, otherwise or electric heater unit, or boiler heating, or microwave heating equipment.It can not negate novel of the present invention because of the difference of heater etc.
Claims (9)
1. the environmental protection purifying treatment method again of preapring for an unfavorable turn of events of sheet material, it comprises the following steps:
(1) pending sheet material to be placed in closed processes case and layering code is good;
(2) start flattening pressure device, ensure the smooth of sheet material and lock when pressure reaches predetermined value;
(3) start heater, heating-up temperature is 45 DEG C ~ 70 DEG C, and the heat accelerating gas in sheet material rises and distributes;
(4) open vacuum air pump to vacuumize sheet material, under 200mmHg vacuum, accumulative process is no less than 3 hours, realizes purifying the cup of sheet material negative pressure of vacuum;
(5) open damping device, can reach the humidity in local rainy season to sheet material humidification, steam is sucked by vacuum plate, carries out the anti-deformation process of alternation of wetting and drying and the deliquescence purification of humidification;
(6) open ozone purification device with step (5) simultaneously, hydroxyl radical free radical (OH) is produced with water molecule reaction under UV-irradiation, and being carried out deep ozone oxidation, purification process by vacuum plate suction, cumulative processing time is no less than 2 hours;
(7) high-pressure pump is opened, realize the perfusion of ozone and air, in sheet material, hydroxyl radical free radical (OH) and air is poured under the absolute high pressure of 0.2Mpa, make toxic gas in sheet material oxidized and displacement, realize the high pressure purge of sheet material, and the permeability of sheet material is improved, the present treatment cumulative time is no less than 2 hours;
And run through the utilization of period sound wave technique (8), improved the efficiency of above-mentioned technique by the dither effect of acoustic wave device and pressure change thereof, the general power of its sound wave is on average to sheet material is not less than 3W/m comprehensively
2;
By above-mentioned steps process, can efficiently achieve all sidedly sheet material preapre for an unfavorable turn of events and environmental protection purifies again, thus eliminate the harmful substances such as the free formaldehyde in artificial board.
2. the environmental protection purifying treatment method again of preapring for an unfavorable turn of events of sheet material as claimed in claim 1, it is characterized in that: described treatment box is a pressure vessel, its pressure that can bear is 2*10
-2pa ~ 1*10
6pa.
3. the environmental protection purifying treatment method again of preapring for an unfavorable turn of events of sheet material as claimed in claim 1, it is characterized in that: be provided with fan in described treatment box, within its hour, wind internal circulating load is more than or equal to the headroom volume for the treatment of box inside.
4. the environmental protection purifying treatment method again of preapring for an unfavorable turn of events of sheet material as claimed in claim 1, is characterized in that: described treatment box is provided with ozone purification device, is made up of several ultraviolet lamp tubes, ozone generator and ozone gas collection bags in treatment box.
5. the environmental protection purifying treatment method again of preapring for an unfavorable turn of events of sheet material as claimed in claim 4, is characterized in that: the ozone powder amount of described ozone generator is not less than 3g/h.
6. the environmental protection purifying treatment method again of preapring for an unfavorable turn of events of sheet material as claimed in claim 4, is characterized in that: the general power of described uviol lamp is on average to sheet material is not less than 2W/m
2.
7. as claim 4, the environmental protection purifying treatment method again of preapring for an unfavorable turn of events of described sheet material, is characterized in that: the general power of described uviol lamp is on average to sheet material is not less than 2W/m
2.
8. the environmental protection purifying treatment method again of preapring for an unfavorable turn of events of sheet material as claimed in claim 4, is characterized in that: the inflation quantity of described ozone gas collection bag is consistent with the headroom volume for the treatment of box.
9. the environmental protection purifying processing device again of preapring for an unfavorable turn of events of sheet material, is characterized in that: it comprises a closed processes case, a flattening pressure device, a heater, a vacuum air pump, a damping device, an ozone-oxidizing device, a high-pressure pump, an acoustic wave device, described treatment box has an openable door, described flattening pressure device is arranged on the top in described treatment box case, described heater is arranged on described treatment box wall, described vacuum air pump is connected with the vacuum air valve of described treatment box by pipeline, described damping device is connected by the humidifier valve of pipeline with described treatment box, described ozone purification device is by several ultraviolet lamp tubes in treatment box, ozone generator and ozone gas collection bag are formed, described high-pressure pump is connected by the High-pressure air valve of pipeline with described treatment box, described acoustic wave device is arranged in described treatment box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310664450.6A CN104690794A (en) | 2013-12-10 | 2013-12-10 | Method and device for anti-deformation and environment-friendly repurification treatment of boards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310664450.6A CN104690794A (en) | 2013-12-10 | 2013-12-10 | Method and device for anti-deformation and environment-friendly repurification treatment of boards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104690794A true CN104690794A (en) | 2015-06-10 |
Family
ID=53338540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310664450.6A Pending CN104690794A (en) | 2013-12-10 | 2013-12-10 | Method and device for anti-deformation and environment-friendly repurification treatment of boards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104690794A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06155414A (en) * | 1992-11-24 | 1994-06-03 | Hiroshi Akashi | Sheet stacking device |
| JP2004299093A (en) * | 2003-03-28 | 2004-10-28 | Daiken Trade & Ind Co Ltd | Method for treating woody material to suppress diffusion of volatile organic substance of the woody material |
| CN1785617A (en) * | 2005-11-10 | 2006-06-14 | 清华大学 | Method and device for removing free formaldehyde in artificial board |
| CN1817591A (en) * | 2006-01-18 | 2006-08-16 | 刘红军 | Method for treating volatile pollutants in decorative plate and products |
| CN101288838A (en) * | 2008-04-29 | 2008-10-22 | 丛树茂 | Change prevention environment protection purifying method and device |
| CN101480808A (en) * | 2009-02-11 | 2009-07-15 | 丛树茂 | Change-preventing environment-friendly repurification treatment method and device of sheet material |
-
2013
- 2013-12-10 CN CN201310664450.6A patent/CN104690794A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06155414A (en) * | 1992-11-24 | 1994-06-03 | Hiroshi Akashi | Sheet stacking device |
| JP2004299093A (en) * | 2003-03-28 | 2004-10-28 | Daiken Trade & Ind Co Ltd | Method for treating woody material to suppress diffusion of volatile organic substance of the woody material |
| CN1785617A (en) * | 2005-11-10 | 2006-06-14 | 清华大学 | Method and device for removing free formaldehyde in artificial board |
| CN1817591A (en) * | 2006-01-18 | 2006-08-16 | 刘红军 | Method for treating volatile pollutants in decorative plate and products |
| CN101288838A (en) * | 2008-04-29 | 2008-10-22 | 丛树茂 | Change prevention environment protection purifying method and device |
| CN101480808A (en) * | 2009-02-11 | 2009-07-15 | 丛树茂 | Change-preventing environment-friendly repurification treatment method and device of sheet material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101480808A (en) | Change-preventing environment-friendly repurification treatment method and device of sheet material | |
| CN103889892B (en) | PH20CP-Portable water and weather produce system | |
| WO2020220494A1 (en) | Mobile controlled atmosphere container for fruit and vegetables | |
| CN101376030A (en) | Method for dispelling formaldehyde and other harmful gases in artificial board material and furniture using heating and vacuumizing method | |
| CN204447758U (en) | A kind of glass curtain wall decomposing indoor harmful gas | |
| CN108834367A (en) | A kind of cabinet of Computer Service good heat dissipation effect | |
| CN107490270A (en) | A kind of timber dryer | |
| CN205939944U (en) | Vacuum drying oven is used in production of two ingredient organosilicon casting glues | |
| CN204594113U (en) | A kind of vacuum drying box | |
| CN206724596U (en) | A kind of textile oven | |
| CN1758936A (en) | Low-pressure chamber | |
| CN107300305A (en) | Drying plant and its operating method prepared by the prepared slices of Chinese crude drugs | |
| CN206463707U (en) | A kind of continuous replaceable chemical factory noxious fume adsorption cleaning system | |
| CN104864685A (en) | Novel vacuum drying oven | |
| CN107812215A (en) | A kind of environmentally friendly ozone disinfection cabinet | |
| CN104690794A (en) | Method and device for anti-deformation and environment-friendly repurification treatment of boards | |
| CN209235262U (en) | A kind of laboratory hazardous chemical controllable temperature security protection intelligence storage cabinet | |
| CN102600702B (en) | Built-in air purifier for livestock and poultry house | |
| CN209271173U (en) | A kind of indoor formaldehyde pollution controlling device | |
| CN207395384U (en) | A kind of timber dryer | |
| CN206459438U (en) | A kind of energy-saving technique household processing drying unit | |
| CN101288838A (en) | Change prevention environment protection purifying method and device | |
| CN107599107A (en) | A kind of device and method for producing Customized wardrobe | |
| CN210126141U (en) | European pine board breathing type formaldehyde removing device | |
| CN101450498A (en) | Wood heat treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| DD01 | Delivery of document by public notice |
Addressee: Cong Shumao Document name: Notice of extension Addressee: Cong Shumao Document name: Notification of Patent Invention Entering into Substantive Examination Stage |
|
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150610 |