CN107287950B - A method of making paper making raw material using mulberry shoot leather - Google Patents
A method of making paper making raw material using mulberry shoot leather Download PDFInfo
- Publication number
- CN107287950B CN107287950B CN201710713737.1A CN201710713737A CN107287950B CN 107287950 B CN107287950 B CN 107287950B CN 201710713737 A CN201710713737 A CN 201710713737A CN 107287950 B CN107287950 B CN 107287950B
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- China
- Prior art keywords
- clear water
- round bale
- filter chamber
- mulberry shoot
- arc channel
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- 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.)
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- 235000008708 Morus alba Nutrition 0.000 title claims abstract description 52
- 240000000249 Morus alba Species 0.000 title claims abstract description 52
- 239000002994 raw material Substances 0.000 title claims abstract description 17
- 239000010985 leather Substances 0.000 title claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 18
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 18
- 239000004571 lime Substances 0.000 claims abstract description 18
- 210000003491 skin Anatomy 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims abstract description 8
- 210000002615 epidermis Anatomy 0.000 claims abstract description 4
- 239000011454 mudbrick Substances 0.000 claims abstract description 4
- 239000007921 spray Substances 0.000 claims description 30
- 238000002791 soaking Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 241000255789 Bombyx mori Species 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000009366 sericulture Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/02—Pretreatment of the raw materials by chemical or physical means
- D21B1/023—Cleaning wood chips or other raw materials
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Preparation Of Fruits And Vegetables (AREA)
- Paper (AREA)
Abstract
The present invention relates to the recovery and utilization technology of mulberry shoot, specifically a kind of method for making paper making raw material using mulberry shoot leather.The present invention solves the problems, such as that the value of mulberry shoot can not be fully utilized.A method of making paper making raw material using mulberry shoot leather, this method is realized using following steps: step 1: building a clear water reserviors；Step 2: a lime pond is built；Step 3: one filter-pressing device of production；Step 4: round bale is broken into after mulberry shoot skin is dried；Step 5: round bale is uprightly placed in clear water reserviors；Step 6: round bale is placed in lime pond；Step 7: round bale is placed in after being steamed 7 days in vaporium made of sun-dried mud brick and is taken out；Step 8: round bale is placed in clear water reserviors；Step 9: round bale is unlocked, and is crumpled to mulberry shoot skin, so that the bast and epidermis of mulberry shoot skin separate；Step 10: scattered paste shape object is delivered in cylindric filter chamber.The present invention is suitable for the recycling of mulberry shoot.
Description
Technical field
The present invention relates to the recovery and utilization technology of mulberry shoot, specifically a kind of method for making paper making raw material using mulberry shoot leather.
Background technique
When daily sericulture, silkworm raiser, which can cut down mulberry shoot and win the mulberry leaf on mulberry shoot, feeds silkworm, and after winning mulberry leaf, mulberry shoot is logical
It can often be discarded, thus cause the value of mulberry shoot that can not be fully utilized.Based on this, it is necessary to invent a kind of utilization mulberry shoot leather
Make the method for paper making raw material, to solve the problems, such as that the value of mulberry shoot can not be fully utilized.
Summary of the invention
The present invention provides a kind of utilization mulberry shoot leather work to solve the problems, such as that the value of mulberry shoot can not be fully utilized
The method of paper making raw material.
The present invention is to adopt the following technical scheme that realization:
A method of making paper making raw material using mulberry shoot leather, this method is realized using following steps:
Step 1: building a clear water reserviors, drainage hole is opened up in the lower sidewall perforation of clear water reserviors, in the top of clear water reserviors
Spray head is installed；Then, water pump is chosen, the water inlet of water pump is connected to drainage hole, by the water inlet of the water outlet of water pump and spray head
Mouth connection；
Step 2: building a lime pond, and the inner bottom wall in lime pond installs blender；
Step 3: one filter-pressing device of production；The filter-pressing device includes cylindric filter chamber, piston, piston rod, the filter of arc channel-shaped
Net, arc channel-shaped securing plate, circular cover；The front end of cylindric filter chamber is equipped with end wall, rear end is equipped with opening；Before cylindric filter chamber
End wall perforation offers several discharge holes；The side wall upper part perforation of cylindric filter chamber offers feed opening, and pacifies on feed opening
Equipped with valve；The lower sidewall perforation of cylindric filter chamber offers several the first drain holes；The lateral wall of cylindric filter chamber is left
Front, the left back portion of lateral wall, lateral wall right front portion, the right rear portion of lateral wall respectively offer a screw thread shrinkage pool；Piston slidable fit
In the inner sidewall of cylindric filter chamber；Piston rod is perpendicularly fixed at the rear end face of piston；The medial surface and cylindrical shape of arc channel-shaped strainer
The lateral wall lower part of filter chamber is bonded；The medial surface of arc channel-shaped securing plate is bonded with the lateral surface of arc channel-shaped strainer, and arc channel-shaped adds
The both ends of the surface of solid plate exceed the both ends of the surface of arc channel-shaped strainer respectively；Arc channel-shaped securing plate side perforation offer several second
Drain hole；The number of second drain hole is consistent with the number of the first drain hole, and each second drain hole and each first draining
Hole face correspondingly；The left front portion in side, the left back portion in side, side right front portion, the right rear portion in side of arc channel-shaped securing plate are each
Perforation offers a tapped through hole；Four tapped through holes and four screw thread shrinkage pools face correspondingly, and four screw threads are logical
It is equipped with four fastening bolts jointly in hole and four screw thread shrinkage pools；The rear end face of circular cover is equipped with several round bumps,
And the number of round bump is consistent with the number of discharge hole；The rear end face of circular cover and the preceding outer end wall of cylindric filter chamber are removable
It is bonded with unloading；Each round bump is corresponded and is removably arranged in each discharge hole；
Step 4: the mulberry shoot after mulberry leaf will be won and recycled, and strip mulberry shoot skin, beaten after then drying mulberry shoot skin
At round bale；
Step 5: starting water pump, water pump pump the clear water in clear water reserviors to spray head, and clear water is sprayed to clear water again by spray head
Chi Zhong, so that clear water is recycled；Then, round bale is uprightly placed in clear water reserviors, and guarantee round bale lower three/
Two parts are soaked in clear water, and spray head sprays clear water to the upper one third part of round bale at this time；It is equal with spray time when impregnating
After reaching 12 hours, round bale is pulled out from clear water reserviors, and the top and bottom of round bale are overturned；Then, will justify again
Bundle is uprightly placed in clear water reserviors, and guarantees that lower 2/3rds part of round bale is soaked in clear water, and spray head is to round bale at this time
Upper one third part sprays clear water；When impregnate and spray time reach 12 it is small when after, round bale is fished out from clear water reserviors again
Out；
Step 6: starting blender, and the limewash in stirrer-driven lime pond carries out rotational flow；Then, will justify
Bundle is placed in lime pond, and guarantees that round bale is completely soaked in limewash；When soaking time reaches 15 ~ after twenty minutes, will
Round bale is pulled out from lime pond；
Step 7: round bale is placed in after being steamed 7 days in vaporium made of sun-dried mud brick and is taken out；
Step 8: round bale is placed in clear water reserviors, and guarantees that round bale is completely soaked in clear water；When soaking time reaches
After 12 hours, round bale is pulled out from clear water reserviors；
Step 9: round bale is unlocked, and is crumpled to mulberry shoot skin, so that the bast of mulberry shoot skin and epidermis separation
It comes；Then, the bast of mulberry shoot skin is pounded scattered paste shape object；
Step 10: the rear end of piston rod is connect with hydraulic press, and hydraulic press drives piston to move to backward by piston rod
The rear portion of cylindric filter chamber；Then, valve is opened, and connects dehvery pump on feed opening, from there through dehvery pump by scattered paste shape
Object is delivered in cylindric filter chamber；Then, moisture contained in scattered paste shape object is successively filtered via each first drain hole, arc channel-shaped
Net, each second drain hole gradually leach, thus scattered paste shape object gradually becomes thick paste object；Reach 30 minutes when the draining time
Afterwards, valve is closed, and circular cover is unloaded from cylindric filter chamber, hydraulic press is squeezed forward thick by piston rod driving piston
Thus paste squeezes thick paste object after becoming bar through being discharged by each discharge hole；At this point, picking up strip using grate
Object simultaneously dries to get paper making raw material is arrived.
A kind of method for making paper making raw material using mulberry shoot leather of the present invention is based on brand new principle, realizes mulberry shoot
It recycles (turning waste into wealth), thus the value of mulberry shoot is not only made to be fully utilized, but also increase the income of silkworm raiser.This
Outside, a kind of method for making paper making raw material using mulberry shoot leather of the present invention is short by using the period, high-efficient, pollution is small,
Simple process, low-cost production method have produced a kind of completely new paper making raw material, the paper produced using the paper making raw material
It is not only soft soft, and permeability is good, especially suitable for mounting painting and calligraphy, encapsulating Chinese medicine etc..
The present invention solves the problems, such as that the value of mulberry shoot can not be fully utilized, the recycling suitable for mulberry shoot.
Detailed description of the invention
Fig. 1 is the schematic diagram of step 1 in the present invention.
Fig. 2 is the schematic diagram of step 2 in the present invention.
Fig. 3 is the structural schematic diagram of filter-pressing device in the present invention.
Fig. 4 is the right view of Fig. 3.
Fig. 5 is the structural schematic diagram of circular cover in the present invention.
Fig. 6 is the left view of Fig. 5.
In figure: 101- clear water reserviors, 102- drainage hole, 103- spray head, 104- water pump, 201- lime pond, 202- blender,
301- cylindrical shape filter chamber, 302- piston, 303- piston rod, 304- arc channel-shaped strainer, 305- arc channel-shaped securing plate, 306- circle pressure
Lid, 307- discharge hole, 308- feed opening, the first drain hole of 309-, the second drain hole of 310-, 311- fastening bolt, 312- are round
Convex block, 313- valve.
Specific embodiment
A method of making paper making raw material using mulberry shoot leather, this method is realized using following steps:
Step 1: building a clear water reserviors 101, drainage hole 102 is opened up in the lower sidewall perforation of clear water reserviors 101, clear
The top in pond 101 is installed by spray head 103；Then, water pump 104 is chosen, the water inlet of water pump 104 is connected to drainage hole 102, it will
The water outlet of water pump 104 is connected to the water inlet of spray head 103；
Step 2: building a lime pond 201, and the inner bottom wall in lime pond 201 installs blender 202；
Step 3: one filter-pressing device of production；The filter-pressing device includes cylindric filter chamber 301, piston 302, piston rod
303, arc channel-shaped strainer 304, arc channel-shaped securing plate 305, circular cover 306；The front end of cylindric filter chamber 301 be equipped with end wall, after
End is equipped with opening；The front bulkhead perforation of cylindric filter chamber 301 offers several discharge holes 307；The side wall of cylindric filter chamber 301
Top perforation offers feed opening 308, and valve 313 is equipped on feed opening 308；The lower sidewall of cylindric filter chamber 301 is passed through
It opens up and is equipped with several first drain holes 309；The left front portion of lateral wall of cylindric filter chamber 301, the left back portion of lateral wall, lateral wall are right
Front, the right rear portion of lateral wall respectively offer a screw thread shrinkage pool；302 slidable fit of piston is in the inner sidewall of cylindric filter chamber 301；
Piston rod 303 is perpendicularly fixed at the rear end face of piston 302；The outside of the medial surface of arc channel-shaped strainer 304 and cylindric filter chamber 301
The fitting of wall lower part；The medial surface of arc channel-shaped securing plate 305 is bonded with the lateral surface of arc channel-shaped strainer 304, and arc channel-shaped securing plate
305 both ends of the surface exceed the both ends of the surface of arc channel-shaped strainer 304 respectively；The side perforation of arc channel-shaped securing plate 305 offers several
A second drain hole 310；The number of second drain hole 310 is consistent with the number of the first drain hole 309, and each second drain hole
310 with each first drain hole 309 face correspondingly；The left front portion in side of arc channel-shaped securing plate 305, the left back portion in side,
Side right front portion, the right rear portion in side, which respectively penetrate through, offers a tapped through hole；Four tapped through holes and four screw thread shrinkage pools are one by one
Accordingly face, and it is equipped with four fastening bolts 311 jointly in four tapped through holes and four screw thread shrinkage pools；Circular cover
306 rear end face is equipped with several round bumps 312, and the number of round bump 312 is consistent with the number of discharge hole 307；Circle
The rear end face of shape gland 306 is removably bonded with the preceding outer end wall of cylindric filter chamber 301；Each round bump 312 1 is a pair of
It answers and is removably arranged in each discharge hole 307；
Step 4: the mulberry shoot after mulberry leaf will be won and recycled, and strip mulberry shoot skin, beaten after then drying mulberry shoot skin
At round bale；
Step 5: starting water pump 104, water pump 104 pump the clear water in clear water reserviors 101 to spray head 103, and spray head 103 is again
Clear water is sprayed in clear water reserviors 101, so that clear water is recycled；Then, round bale is uprightly placed in clear water reserviors 101
In, and guaranteeing that lower 2/3rds part of round bale is soaked in clear water, spray head 103 is sprayed to the upper one third part of round bale at this time
Drench clear water；When impregnate and spray time reach 12 it is small when after, round bale is pulled out from clear water reserviors 101, and by the upper end of round bale
It is overturned with lower end；Then, round bale is uprightly placed in clear water reserviors 101 again, and guarantees lower 2/3rds of round bale
Divide and be soaked in clear water, spray head 103 sprays clear water to the upper one third part of round bale at this time；It is reached when impregnating with spray time
To after 12 hours, round bale is pulled out from clear water reserviors 101 again；
Step 6: starting blender 202, blender 202 drive the limewash in lime pond 201 to carry out rotational flow；
Then, round bale is placed in lime pond 201, and guarantees that round bale is completely soaked in limewash；When soaking time reaches 15 ~
After twenty minutes, round bale is pulled out from lime pond 201；
Step 7: round bale is placed in after being steamed 7 days in vaporium made of sun-dried mud brick and is taken out；
Step 8: round bale is placed in clear water reserviors 101, and guarantees that round bale is completely soaked in clear water；Work as soaking time
After reaching 12 hours, round bale is pulled out from clear water reserviors 101；
Step 9: round bale is unlocked, and is crumpled to mulberry shoot skin, so that the bast of mulberry shoot skin and epidermis separation
It comes；Then, the bast of mulberry shoot skin is pounded scattered paste shape object；
Step 10: the rear end of piston rod 303 is connect with hydraulic press, hydraulic press by piston rod 303 drive piston 302 to
The rear portion of cylindric filter chamber 301 is moved to afterwards；Then, valve 313 is opened, and connects dehvery pump on feed opening 308, is thus led to
It crosses dehvery pump scattered paste shape object is delivered in cylindric filter chamber 301；Then, moisture contained in scattered paste shape object is successively via each
First drain hole 309, arc channel-shaped strainer 304, each second drain hole 310 gradually leach, thus scattered paste shape object gradually becomes thick
Paste；After the draining time reaching 30 minutes, valve 313 is closed, and circular cover 306 is unloaded from cylindric filter chamber 301
Under, hydraulic press drives piston 302 to squeeze thick paste object forward by piston rod 303, and thus squeezing thick paste object becomes strip
It is discharged after object by each discharge hole 307；At this point, picking up bar using grate and drying to get to paper making raw material.
Claims (1)
1. a kind of method for making paper making raw material using mulberry shoot leather, it is characterised in that: this method is realized using following steps:
Step 1: building a clear water reserviors (101), opens up drainage hole (102) in the lower sidewall perforation of clear water reserviors (101),
The top of clear water reserviors (101) is installed by spray head (103)；Then, water pump (104) are chosen, by the water inlet and drainage hole of water pump (104)
(102) it is connected to, the water outlet of water pump (104) is connected to the water inlet of spray head (103)；
Step 2: building a lime pond (201), and the inner bottom wall in lime pond (201) installs blender (202)；
Step 3: one filter-pressing device of production；The filter-pressing device includes cylindric filter chamber (301), piston (302), piston rod
(303), arc channel-shaped strainer (304), arc channel-shaped securing plate (305), circular cover (306)；The front end of cylindric filter chamber (301) is set
There are end wall, rear end to be equipped with opening；The front bulkhead perforation of cylindric filter chamber (301) offers several discharge holes (307)；It is cylindric
The side wall upper part perforation of filter chamber (301) offers feed opening (308), and valve (313) are equipped on feed opening (308)；Cylinder
The lower sidewall perforation of shape filter chamber (301) offers several the first drain holes (309)；The lateral wall of cylindric filter chamber (301)
Left front portion, the left back portion of lateral wall, lateral wall right front portion, the right rear portion of lateral wall respectively offer a screw thread shrinkage pool；Piston (302) is sliding
The dynamic inner sidewall for being assemblied in cylindric filter chamber (301)；Piston rod (303) is perpendicularly fixed at the rear end face of piston (302)；Arc channel-shaped
The medial surface of strainer (304) is bonded with the lateral wall lower part of cylindric filter chamber (301)；The medial surface of arc channel-shaped securing plate (305)
It is bonded with the lateral surface of arc channel-shaped strainer (304), and the both ends of the surface of arc channel-shaped securing plate (305) exceed arc channel-shaped strainer respectively
(304) both ends of the surface；The side perforation of arc channel-shaped securing plate (305) offers several the second drain holes (310)；Second draining
The number in hole (310) is consistent with the number of the first drain hole (309), and each second drain hole (310) and each first draining
Hole (309) face correspondingly；The left front portion in side, the left back portion in side, side right front portion, side of arc channel-shaped securing plate (305)
The right rear portion in face, which respectively penetrates through, offers a tapped through hole；Four tapped through holes and four screw thread shrinkage pools face correspondingly, and
Four fastening bolts (311) are equipped in four tapped through holes and four screw thread shrinkage pools jointly；The rear end face of circular cover (306)
Equipped with several round bumps (312), and the number of round bump (312) is consistent with the number of discharge hole (307)；Circular cover
(306) rear end face is removably bonded with the preceding outer end wall of cylindric filter chamber (301)；Each round bump (312) one is a pair of
It answers and is removably arranged in each discharge hole (307)；
Step 4: the mulberry shoot after mulberry leaf will be won and recycled, and strip mulberry shoot skin, break into circle after then drying mulberry shoot skin
Bundle；
Step 5: starting water pump (104), water pump (104) pump the clear water in clear water reserviors (101) to spray head (103), spray head
(103) clear water is sprayed in clear water reserviors (101) again, so that clear water is recycled；Then, round bale is uprightly placed in clear
In pond (101), and guarantee that lower 2/3rds part of round bale is soaked in clear water, at this time spray head (103) to round bale upper three
/ a part spray clear water；When impregnate and spray time reach 12 it is small when after, round bale is pulled out from clear water reserviors (101),
And the top and bottom of round bale are overturned；Then, round bale is uprightly placed in again in clear water reserviors (101), and guarantees to justify
Lower 2/3rds part of bundle is soaked in clear water, and spray head (103) sprays clear water to the upper one third part of round bale at this time；When
It impregnates after reaching 12 hours with spray time, again pulls round bale from clear water reserviors (101) out；
Step 6: starting blender (202), blender (202) drive the limewash in lime pond (201) to carry out rotating flow
It is dynamic；Then, round bale is placed in lime pond (201), and guarantees that round bale is completely soaked in limewash；When soaking time reaches
To 15 ~ after twenty minutes, round bale is pulled out from lime pond (201)；
Step 7: round bale is placed in after being steamed 7 days in vaporium made of sun-dried mud brick and is taken out；
Step 8: round bale is placed in clear water reserviors (101), and guarantees that round bale is completely soaked in clear water；When soaking time reaches
To after 12 hours, round bale is pulled out from clear water reserviors (101)；
Step 9: round bale is unlocked, and is crumpled to mulberry shoot skin, so that the bast and epidermis of mulberry shoot skin separate
Come；Then, the bast of mulberry shoot skin is pounded scattered paste shape object；
Step 10: the rear end of piston rod (303) is connect with hydraulic press, and hydraulic press passes through piston rod (303) driving piston (302)
The rear portion of cylindric filter chamber (301) is moved to backward；Then, valve (313) are opened, and connects conveying on feed opening (308)
Scattered paste shape object is delivered in cylindric filter chamber (301) by pump from there through dehvery pump；Then, moisture contained in scattered paste shape object
It is successively gradually leached via each first drain hole (309), arc channel-shaped strainer (304), each second drain hole (310), magma
Thus shape object gradually becomes thick paste object；After the draining time reaching 30 minutes, close valve (313), and by circular cover
(306) it is unloaded from cylindric filter chamber (301), hydraulic press squeezes forward thick paste by piston rod (303) driving piston (302)
Thus object squeezes thick paste object after becoming bar through being discharged by each discharge hole (307)；At this point, picking up item using grate
Shape object simultaneously dries to get paper making raw material is arrived.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710713737.1A CN107287950B (en) | 2017-08-18 | 2017-08-18 | A method of making paper making raw material using mulberry shoot leather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710713737.1A CN107287950B (en) | 2017-08-18 | 2017-08-18 | A method of making paper making raw material using mulberry shoot leather |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107287950A CN107287950A (en) | 2017-10-24 |
| CN107287950B true CN107287950B (en) | 2019-01-22 |
Family
ID=60106728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710713737.1A Active CN107287950B (en) | 2017-08-18 | 2017-08-18 | A method of making paper making raw material using mulberry shoot leather |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107287950B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1393792A1 (en) * | 2002-08-08 | 2004-03-03 | Erich Netzsch GmbH & Co. Holding KG | Filter press |
| CN1563569A (en) * | 2004-03-25 | 2005-01-12 | 何代煊 | Method for making paper by using branches of mulberry as raw material |
| CN101613976A (en) * | 2009-07-17 | 2009-12-30 | 中国林业科学研究院林产化学工业研究所 | Utilize the method for whole straw of mulberry tree branch preparing bleached chemi-mechanical pulp |
| CN104984574A (en) * | 2015-07-21 | 2015-10-21 | 张志通 | Continuous electromechanical filter press |
-
2017
- 2017-08-18 CN CN201710713737.1A patent/CN107287950B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1393792A1 (en) * | 2002-08-08 | 2004-03-03 | Erich Netzsch GmbH & Co. Holding KG | Filter press |
| CN1563569A (en) * | 2004-03-25 | 2005-01-12 | 何代煊 | Method for making paper by using branches of mulberry as raw material |
| CN101613976A (en) * | 2009-07-17 | 2009-12-30 | 中国林业科学研究院林产化学工业研究所 | Utilize the method for whole straw of mulberry tree branch preparing bleached chemi-mechanical pulp |
| CN104984574A (en) * | 2015-07-21 | 2015-10-21 | 张志通 | Continuous electromechanical filter press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107287950A (en) | 2017-10-24 |
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