CN115369671A - Waste paper recycling device - Google Patents

Waste paper recycling device Download PDF

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Publication number
CN115369671A
CN115369671A CN202210938478.3A CN202210938478A CN115369671A CN 115369671 A CN115369671 A CN 115369671A CN 202210938478 A CN202210938478 A CN 202210938478A CN 115369671 A CN115369671 A CN 115369671A
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CN
China
Prior art keywords
processing
wall
centrifugal
paper recycling
frame
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CN202210938478.3A
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Chinese (zh)
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CN115369671B (en
Inventor
刘田田
倪荣国
张永梅
王秀
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Xinyi Xinnan Environmental Protection Industry Technology Research Institute Co Ltd
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Xinyi Xinnan Environmental Protection Industry Technology Research Institute Co Ltd
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Priority to CN202210938478.3A priority Critical patent/CN115369671B/en
Publication of CN115369671A publication Critical patent/CN115369671A/en
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Publication of CN115369671B publication Critical patent/CN115369671B/en
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    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21BFIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00Fibrous raw materials or their mechanical treatment
    • D21B1/04Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30Defibrating by other means
    • D21B1/32Defibrating by other means of waste paper
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/64Paper recycling

Abstract

The invention discloses a waste paper recycling device which comprises a long strip-shaped processing bedplate, wherein guide rail plates are symmetrically arranged on two sides of the processing bedplate, rack structures are arranged at the tops of the two guide rail plates, a material collecting frame is detachably connected to the inner sides of the two rack structures, the material collecting frame is columnar and open at the top, the outer wall of the material collecting frame is composed of a metal wire mesh, a purifying groove is arranged at the top of the processing bedplate, a centrifugal structure is arranged on the right side of the purifying groove, a processing frame body is arranged on the right side of the centrifugal structure, and a mixing treatment tank is arranged on the right side of the processing frame body. The invention can process the waste paper in various modes, integrally and rapidly completes the processing, and has higher efficiency.

Description

Waste paper recycling device
Technical Field
The invention relates to the technical field of waste paper recycling, in particular to a waste paper recycling device.
Background
Waste paper refers to recyclable and renewable resources which are discarded after being used in production and life, and comprises various high-grade paper, yellow board paper, waste paper boxes, edge cutting paper, packing paper, paper for enterprises and units, paper for engineering, books and periodicals, and the like. Internationally, waste paper is generally classified into three types, that is, euro waste, american waste, and daily waste. In China, the recycling degree of the waste paper is lower compared with that of the developed countries in the west.
The existing waste paper recycling device can not be integrated to rapidly complete treatment, so that the waste paper recycling efficiency is low, and the waste paper recycling device is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a waste paper recycling device, which solves the problems that: the device of current waste paper recycle can't the integration accomplish fast and handle, leads to the lower problem of efficiency of waste paper recovery processing.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a waste paper recycling device, is including long banding processing platen, the bilateral symmetry of processing platen is provided with guide rail plate, two the top of guide rail plate is provided with rack construction, two the inboard detachable connection of rack construction has the collection frame, the collection frame is column and top and is the open-type, the outer wall of collection frame comprises wire mesh, is located the top of processing platen is provided with purifies the groove, the right side that purifies the groove is provided with centrifugal structure, centrifugal structure's right side is provided with the processing framework, the right side of processing framework is provided with the hybrid processing jar.
As a further preferable mode of the present invention, the rack structure includes a sliding block, the sliding block is embedded into a sliding rail of the guide rail plate, a vertical frame plate which is long and vertical is vertically connected to the top of the sliding block, an electromagnetic sliding rail is arranged on the inner wall of the vertical frame plate, an ingot is slidably connected to the upper side of the electromagnetic sliding rail, a hydraulic rod is connected to the inner side of the ingot, two wedge plates are arranged on the top of the aggregate frame, and through holes are formed in the wedge plates.
As a further preferable mode of the invention, the centrifugal structure comprises two supporting plates, a centrifugal tank is arranged between the two supporting plates, the top of the centrifugal tank is open, a first motor is arranged at the center of the inside of the centrifugal tank, the output end of the first motor is connected with a shaft sleeve, the outer wall of the shaft sleeve is connected with a plurality of long-strip supporting plates at equal intervals, a plurality of rollers are arranged at the bottom ends of the supporting plates, a plurality of convex columns are arranged at the top of the supporting plates, and the convex columns are spliced with the aggregate frame.
As a further preferable mode of the present invention, the inner wall of the centrifugal tank is detachably connected with an adsorption jacket layer, and the bottom end of the centrifugal tank is provided with a liquid discharge port.
As a further preferable mode of the present invention, the bottom of the processing frame body is provided with a transmission platform, the inner wall of the processing frame body is provided with a plurality of first heating rods, the top end of the processing frame body is provided with a slide rail, the bottom of the slide rail is connected with a plurality of liquid storage tanks in a sliding manner, and the bottom ends of the liquid storage tanks are connected with liquid discharge pipes.
As a further preferable mode of the invention, the bottom of the mixing treatment tank is provided with a second motor, the output end of the second motor is connected with a bearing disc, the top of the bearing disc is connected with a stirring shaft, the outer side of the stirring shaft is wrapped with a sleeve, the outer wall of the sleeve is provided with a plurality of raised lines at equal intervals, and the inner wall of the mixing treatment tank is provided with a second heating rod.
In a more preferred aspect of the present invention, the purification tank is cylindrical, an adsorption screen is provided inside the purification tank, and a drain notch is provided on an outer wall of the purification tank.
(III) advantageous effects
The invention provides a waste paper recycling device. The method has the following beneficial effects:
(1) The rack structure is matched with the guide rail plate to perform horizontal displacement, the rack structure can adjust the material collecting frame to lift, cut and crushed waste paper can be poured into the material collecting frame integrally and then is conveyed into the purifying tank, decoloration and various chemical agents are poured for primary treatment, the treated material collecting frame is conveyed into the centrifugal structure, rotation and dehydration are performed through the centrifugal structure, then the treated material collecting frame is conveyed into the processing frame body, the chemical agents are added in the drying process, and finally the treated material collecting frame is conveyed into the mixing treatment tank to be stirred and mixed, so that the whole integration can be completed quickly, and the efficiency is high.
(2) The slide block of the rack structure is embedded into the slide rail of the guide rail plate, the upright frame plate at the top of the slide block drives the casting block and the hydraulic rod by using the electromagnetic slide rail, the hydraulic rod is quickly fixed with the wedge strip plate at the top of the material collecting frame, the whole material collecting frame can be suspended, the material collecting frame can be sent into the centrifugal tank, the first motor is arranged at the center of the interior of the centrifugal tank, the material collecting frame can be placed at the top of the supporting plate and is inserted and fixed through the convex column, liquid can be quickly separated in the centrifugal rotation process, the adsorption sleeve layer is detachably connected to the inner wall of the centrifugal tank, the liquid can be quickly absorbed, and the liquid drainage port is arranged at the bottom end of the centrifugal tank, so that the liquid can be conveniently drained.
(3) The bottom of the processing frame body is provided with a transmission platform, a material collecting frame can be placed on the transmission platform and is conveyed into the processing frame body, the processing frame body is heated through a first heating rod, a liquid storage tank at the top of the processing frame body discharges chemical agents in the material collecting frame through a liquid discharge pipe, finally, the processed waste paper materials are poured into a mixing processing tank, a second motor is started to drive a stirring shaft, and the stirring shaft is fully stirred through a sleeve and a plurality of raised lines.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic view of the internal structure of the centrifuge tank of the present invention;
FIG. 4 is a schematic view of the internal structure of the process frame of the present invention;
fig. 5 is a schematic view of the internal structure of the mixing processing tank of the present invention.
In the figure: 1. processing the bedplate; 2. a guide rail plate; 3. a material collecting frame; 4. a purification tank; 5. processing the frame body; 6. a mixing treatment tank; 7. a slider; 8. erecting a frame plate; 9. an electromagnetic slide rail; 10. casting blocks; 11. a hydraulic rod; 12. a wedge plate; 13. a supporting plate; 14. a centrifuge tank; 15. a first motor; 16. a shaft sleeve; 17. a supporting plate; 18. a roller; 19. a convex column; 20. an adsorption jacket layer; 21. a liquid discharge port; 22. a transfer station; 23. heating a rod I; 24. a liquid storage tank; 25. a liquid discharge pipe; 26. a second motor; 27. a stirring shaft; 28. a sleeve; 29. a convex strip; 30. a second heating rod; 31. a liquid discharge notch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention provides a technical solution:
the utility model provides a waste paper recycling device, including long banding processing platen 1, the bilateral symmetry of processing platen 1 is provided with guide rail plate 2, the top of two guide rail plate 2 is provided with the rack structure, the inboard detachable connections of two rack structure have an album material frame 3, collection material frame 3 is column and top and is the open-type, the outer wall of frame 3 that gathers materials comprises woven wire, the top that is located processing platen 1 is provided with purifies groove 4, the right side that purifies groove 4 is provided with centrifugal structure, centrifugal structure's right side is provided with processing framework 5, processing framework 5's right side is provided with hybrid processing jar 6.
The rack structure is including slider 7, slider 7 imbeds in the slide rail of guide rail plate 2, the top that is located slider 7 is connected with rectangular form perpendicularly and keeps vertical founding plate 8, be provided with electromagnetism slide rail 9 on founding plate 8's the inner wall, and the last sliding connection of electromagnetism slide rail 9 has ingot 10, the inboard of ingot 10 is connected with hydraulic stem 11, and the top of frame 3 that gathers materials is provided with two wedge slat 12, the through-hole has been seted up on wedge slat 12, slide from top to bottom through using ingot 10 on the founding plate 8, thereby drive hydraulic stem 11 and the frame that gathers materials and carry out the displacement.
Centrifugal structure is including two propping platen 13, and two centre that prop platen 13 are provided with centrifuge bowl 14, centrifuge bowl 14's top is the open-type, the inside center department that is located centrifuge bowl 14 is provided with motor 15, the output of motor 15 is connected with axle sleeve 16, the outer wall equidistance that is located axle sleeve 16 is connected with the banding fagging 17 of a plurality of, fagging 17's bottom is provided with a plurality of gyro wheel 18, the top that is located fagging 17 is provided with a plurality of projection 19, projection 19 pegs graft with frame 3 that gathers materials, centrifuge bowl 14's inside is provided with motor 15, it rotates to drive axle sleeve 16 and fagging 17, it is fixed that the frame that gathers materials can peg graft with frame 3 that gathers materials, and the gyro wheel 18 of fagging 17 bottom can improve centrifugal pivoted stationarity.
The detachable connection has absorption jacket 20 on the inner wall of centrifugation jar 14, and the bottom of centrifugation jar 14 is provided with flowing back port 21, and absorption jacket 20 can adopt the cotton that absorbs water, absorb water cloth or other materials that have the function of absorbing water, and the liquid that oozes can also discharge through flowing back port 21.
The bottom of processing framework 5 is provided with transmission platform 22, and be provided with a plurality of heating rod 23 on the inner wall of processing framework 5, the top that is located processing framework 5 is provided with the slide rail, and the bottom sliding connection of slide rail has a plurality of liquid storage pot 24, the bottom of liquid storage pot 24 is connected with fluid-discharge tube 25, place the collection frame through using transmission platform 22 top, the collection frame can be transported to the transmission platform can adopt motor cooperation transmission band, the liquid storage pot 24 and the fluid-discharge tube 25 at processing framework 5 top can discharge chemical and add to the waste paper material.
The bottom of hybrid processing jar 6 is provided with motor two 26, the output of motor two 26 is connected with the bearing dish, and the top of bearing dish is connected with (mixing) shaft 27, the outside parcel of (mixing) shaft 27 has sleeve pipe 28, the equidistance is provided with a plurality of sand grip 29 on the outer wall of sleeve pipe 28, be provided with heating rod two 30 on the inner wall that is located hybrid processing jar 6, waste paper material is poured into to hybrid processing jar 6 in, two 26 driving mixing shafts 27 of starter motor, utilize sleeve pipe 28 and a plurality of sand grip 29 to carry out intensive mixing processing.
Purify groove 4 and be the cylinder form, and the inside that purifies groove 4 is provided with adsorbs the filter screen, and the outer wall that is located to purify groove 4 is provided with flowing back notch 31, and the liquid accessible that purifies in the groove 4 adsorbs the filter screen and filters, also can use flowing back notch 31 discharge liquid.
The working principle is as follows: the rack structure is matched with the guide rail plate 2 to carry out horizontal displacement, the rack structure can adjust the material collecting frame 3 to lift, cut and crushed waste paper can be poured into the material collecting frame 3 integrally, then the waste paper is transmitted into the purifying tank 4, the waste paper is subjected to primary treatment by pouring decoloration and a plurality of chemical agents, the treated material collecting frame 3 is sent into a centrifugal structure, the waste paper is rotated through the centrifugal structure, the waste paper is dehydrated and then sent into the processing frame body 5, the chemical agents are added by drying, the waste paper is finally sent into the mixing treatment tank 6 to be stirred and mixed, the whole integration is rapidly finished, the slider 7 of the rack structure is embedded into a slide rail of the guide rail plate 2, the vertical rack plate 8 at the top of the slider 7 drives the casting block 10 and the hydraulic rod 11 by using the electromagnetic slide rail 9, the hydraulic rod 11 is rapidly fixed with the wedge plate 12 at the top of the material collecting frame 3, the whole material collecting frame 3 can be suspended, the aggregate frame 3 can be sent into the centrifugal tank 14, the first motor 15 is arranged at the center of the inner part of the centrifugal tank 14, the aggregate frame 3 can be placed at the top of a supporting plate 17 and is fixedly inserted through a convex column 19, liquid can be quickly separated in the centrifugal rotating process, an adsorption sleeve layer 20 can be detachably connected onto the inner wall of the centrifugal tank 14 and can quickly absorb the liquid, a liquid discharge port 21 is formed in the bottom end of the centrifugal tank 14 so as to facilitate liquid discharge, a transmission table 22 is arranged at the bottom of the processing frame body 5, the aggregate frame 3 can be placed on the transmission table 22 and is sent into the processing frame body 5, heating treatment is carried out on the processing frame body 5 through a first heating rod 23, a liquid storage tank 24 at the top of the processing frame body 5 discharges chemical agents in the aggregate frame 3 through a liquid discharge pipe 25, the finally treated waste paper material is poured into the mixing treatment tank 6, a second motor 26 is started to drive a stirring shaft 27, the sleeve 28 and the plurality of ribs 29 are used to perform a sufficient stirring treatment.
The invention 1, processing the bedplate; 2. a guide rail plate; 3. a material collecting frame; 4. a purification tank; 5. processing the frame body; 6. a mixing treatment tank; 7. a slider; 8. a vertical frame plate; 9. an electromagnetic slide rail; 10. casting blocks; 11. a hydraulic lever; 12. a wedge plate; 13. a supporting plate; 14. a centrifuge tank; 15. a first motor; 16. a shaft sleeve; 17. a supporting plate; 18. a roller; 19. a convex column; 20. an adsorption jacket layer; 21. a liquid discharge port; 22. a transfer station; 23. heating a first rod; 24. a liquid storage tank; 25. a liquid discharge pipe; 26. a second motor; 27. a stirring shaft; 28. a sleeve; 29. a convex strip; 30. a second heating rod; 31. the invention solves the problem that the prior waste paper recycling device cannot be integrally and quickly processed, so that the waste paper recycling processing efficiency is low, and the invention adopts the mutual combination of the components, the invention uses a rack structure to be matched with a guide rail plate for horizontal displacement, the rack structure can adjust a material collecting frame to lift, the cut and crushed waste paper can be integrally poured into the material collecting frame, then the waste paper is conveyed into a purifying tank, the processed material collecting frame is conveyed into a centrifugal structure, is rotated by the centrifugal structure, is dehydrated and then is conveyed into a processing frame body, drying, adding chemical agents, finally sending the mixture into a mixing treatment tank for stirring and mixing, integrally and quickly completing processing, and the efficiency is high, a slide block of a rack structure is embedded into a slide rail of a guide rail plate, a vertical frame plate at the top of the slide block drives a cast block and a hydraulic rod by using an electromagnetic slide rail, the hydraulic rod is quickly fixed with a wedge strip plate at the top of a material collecting frame, the whole material collecting frame can be suspended and can be sent into a centrifugal tank, a motor I is arranged at the center of the inner part of the centrifugal tank, the material collecting frame can be placed to the top of a supporting plate and is inserted and fixed through a convex column, liquid can be quickly separated in the centrifugal rotation process, an adsorption sleeve layer is detachably connected to the inner wall of the centrifugal tank, the liquid can be quickly absorbed, a liquid discharge port is arranged at the bottom end of the centrifugal tank, the liquid can be conveniently discharged, a transmission platform is arranged at the bottom of a processing frame body, the collecting frame can be placed on the transmission bench, and is sent into to the inside of processing framework, carries out heat treatment through heating rod one in the processing framework, and the liquid storage pot at processing framework top passes through the fluid-discharge tube and arranges its inside chemical agent to the collecting frame in, and the waste paper material after the final processing is poured into to the hybrid processing jar in, and starter motor two drives the (mixing) shaft, utilizes sleeve pipe and a plurality of sand grip to carry out intensive mixing processing.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a waste paper recycling device, is including rectangular form processing platen (1), its characterized in that: the bilateral symmetry of processing platen (1) is provided with guide rail plate (2), two the top of guide rail plate (2) is provided with rack construction, two rack construction's inboard detachable connection has collection frame (3), collection frame (3) are column and top and are the open-type, the outer wall of collection frame (3) comprises woven wire, is located the top of processing platen (1) is provided with purifies groove (4), the right side that purifies groove (4) is provided with centrifugal structure, centrifugal structure's right side is provided with processing framework (5), the right side of processing framework (5) is provided with hybrid processing jar (6).
2. The used paper recycling apparatus according to claim 1, wherein: the rack structure is including slider (7), slider (7) are embedded into the slide rail of guide rail board (2), are located the top of slider (7) is connected with rectangular form perpendicularly and keeps vertical grudging post board (8), be provided with electromagnetism slide rail (9) on the inner wall of grudging post board (8), and the last sliding connection of electromagnetism slide rail (9) has ingot (10), the inboard of ingot (10) is connected with hydraulic stem (11), and the top of frame (3) that just gathers materials is provided with two wedge boards (12), the through-hole has been seted up on wedge board (12).
3. The waste paper recycling device according to claim 1, wherein the centrifugal structure comprises two supporting plates (13), a centrifugal tank (14) is arranged between the two supporting plates (13), the top of the centrifugal tank (14) is open, a first motor (15) is arranged at the center inside the centrifugal tank (14), a shaft sleeve (16) is connected to the output end of the first motor (15), a plurality of elongated supporting plates (17) are equidistantly connected to the outer wall of the shaft sleeve (16), a plurality of rollers (18) are arranged at the bottom end of each supporting plate (17), a plurality of convex columns (19) are arranged at the top of each supporting plate (17), and the convex columns (19) are connected with the aggregate frame (3) in an inserted manner.
4. The used paper recycling apparatus according to claim 3, characterized in that: the inner wall of the centrifugal tank (14) is detachably connected with an adsorption jacket layer (20), and the bottom end of the centrifugal tank (14) is provided with a liquid discharge port (21).
5. The used paper recycling apparatus according to claim 1, wherein: the bottom of processing framework (5) is provided with transmission platform (22), and is provided with a plurality of heating rod one (23) on the inner wall of processing framework (5), is located the top of processing framework (5) is provided with the slide rail, and the bottom sliding connection of slide rail has a plurality of liquid storage pot (24), the bottom of liquid storage pot (24) is connected with fluid-discharge tube (25).
6. The used paper recycling apparatus according to claim 1, wherein: the bottom of hybrid processing jar (6) is provided with motor two (26), the output of motor two (26) is connected with the bearing dish, and the top of bearing dish is connected with (mixing) shaft (27), the outside parcel of (mixing) shaft (27) has sleeve pipe (28), the equidistance is provided with a plurality of sand grip (29) on the outer wall of sleeve pipe (28), is located be provided with heating rod two (30) on the inner wall of hybrid processing jar (6).
7. The used paper recycling apparatus according to claim 1, wherein: purify groove (4) and be the cylinder form, and purify the inside of groove (4) and be provided with the absorption filter screen, be located the outer wall that purifies groove (4) is provided with flowing back notch (31).
CN202210938478.3A 2022-08-05 2022-08-05 Waste paper recycling device Active CN115369671B (en)

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Application Number Priority Date Filing Date Title
CN202210938478.3A CN115369671B (en) 2022-08-05 2022-08-05 Waste paper recycling device

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Application Number Priority Date Filing Date Title
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CN115369671B CN115369671B (en) 2023-12-15

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1509765A (en) * 1974-06-04 1978-05-04 Epex Treatment of fibrous sheet materials
CN107604722A (en) * 2017-01-20 2018-01-19 陈晶 A kind of system of old newsprint high frequency recycled fibre pulp
US20180056544A1 (en) * 2016-08-29 2018-03-01 Megan A. Kreiger Scalable three dimensional printing apparatus
CN108729279A (en) * 2018-06-07 2018-11-02 南阳中昊科技有限公司 Waste paper resources clean utilization new method
CN214831522U (en) * 2021-06-25 2021-11-23 广州市卓高新材料有限公司 Stainless steel electric heating stirring tank for producing sizing agent for papermaking
CN216838754U (en) * 2022-01-19 2022-06-28 广东华昊环保材料有限公司 CPAM papermaking retention and filtration aid automatic monitoring feeding device
CN114808506A (en) * 2022-04-22 2022-07-29 烟台博源科技材料股份有限公司 Production equipment and process of high-barrier degradable packaging paper of bio-based material

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1509765A (en) * 1974-06-04 1978-05-04 Epex Treatment of fibrous sheet materials
US20180056544A1 (en) * 2016-08-29 2018-03-01 Megan A. Kreiger Scalable three dimensional printing apparatus
CN107604722A (en) * 2017-01-20 2018-01-19 陈晶 A kind of system of old newsprint high frequency recycled fibre pulp
CN108729279A (en) * 2018-06-07 2018-11-02 南阳中昊科技有限公司 Waste paper resources clean utilization new method
CN214831522U (en) * 2021-06-25 2021-11-23 广州市卓高新材料有限公司 Stainless steel electric heating stirring tank for producing sizing agent for papermaking
CN216838754U (en) * 2022-01-19 2022-06-28 广东华昊环保材料有限公司 CPAM papermaking retention and filtration aid automatic monitoring feeding device
CN114808506A (en) * 2022-04-22 2022-07-29 烟台博源科技材料股份有限公司 Production equipment and process of high-barrier degradable packaging paper of bio-based material

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