CN106245393B - Vegetation pulp production device - Google Patents
Vegetation pulp production device Download PDFInfo
- Publication number
- CN106245393B CN106245393B CN201610822369.XA CN201610822369A CN106245393B CN 106245393 B CN106245393 B CN 106245393B CN 201610822369 A CN201610822369 A CN 201610822369A CN 106245393 B CN106245393 B CN 106245393B
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- China
- Prior art keywords
- raw material
- pharmacy jar
- pulverizer
- press master
- production device
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 239000002994 raw material Substances 0.000 claims abstract description 43
- 238000012216 screening Methods 0.000 claims abstract description 29
- 238000004061 bleaching Methods 0.000 claims abstract description 19
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000004115 Sodium Silicate Substances 0.000 claims description 8
- 235000019795 sodium metasilicate Nutrition 0.000 claims description 8
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 8
- 238000002791 soaking Methods 0.000 claims description 7
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 6
- 229920002678 cellulose Polymers 0.000 claims description 6
- 239000001913 cellulose Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 5
- 235000013599 spices Nutrition 0.000 claims description 5
- 239000007844 bleaching agent Substances 0.000 claims description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 abstract description 12
- 231100000719 pollutant Toxicity 0.000 abstract description 12
- 229920001131 Pulp (paper) Polymers 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000007654 immersion Methods 0.000 abstract description 3
- 241000196324 Embryophyta Species 0.000 description 14
- 239000000835 fiber Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000011161 development Methods 0.000 description 5
- 241000219000 Populus Species 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 241000379199 Abies holophylla Species 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000218652 Larix Species 0.000 description 1
- 235000005590 Larix decidua Nutrition 0.000 description 1
- 235000011609 Pinus massoniana Nutrition 0.000 description 1
- 241000018650 Pinus massoniana Species 0.000 description 1
- 235000005456 Pinus sylvestris var mongolica Nutrition 0.000 description 1
- 241000114025 Pinus sylvestris var. mongolica Species 0.000 description 1
- 239000012773 agricultural material Substances 0.000 description 1
- 150000004056 anthraquinones Chemical class 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000009941 weaving Methods 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
- D21B1/04—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
- D21B1/14—Disintegrating in mills
- D21B1/16—Disintegrating in mills in the presence of chemical agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Abstract
The present invention relates to field of papermaking, more particularly, to a kind of pulp production device.It includes pulverizer, screening machine, pharmacy jar, softening plant, press master, bleaching system and helical feeding apparatus；The pulverizer, the screening machine, the pharmacy jar, the softening plant, the press master, the bleaching system pass sequentially through the helical feeding apparatus connection.Pulp production device provided by the invention, after crushing and screening, the pollutant in removal raw material for the first time is carried out in pharmacy jar, softened later, pollutant in second of removal raw material, shove and bleaching are finally carried out, after removing the pollutant in raw material again, obtains final wood pulp paper pulp.The process of entire removal pollutant is occurred in immersion, and opposite pollution level is lower, is easy that the liquid after impregnating in pharmacy jar is uniformly processed, and then ensure that non-pollution discharge, while also improving the utilization rate of raw material, is reduced production cost.
Description
Technical field
The present invention relates to field of papermaking, more particularly, to a kind of vegetation pulp production device.
Background technique
From Cai Lun invention papermaking technology nearly in 1 thousand 9 hundred so far, industrialization papermaking also had more than 100 years history, but
Fundamentally, the traditional handicraft before 100 years is still continued to use at present, largely using chemistry such as strong acid, highly basic, strong chlorine or anthraquinones
Raw material；And the industrial equipment material corrosion resistance that many producers use is poor, to generate a large amount of black liquor, red liquid, gives environment
Cause serious pollution.
Paper industry is the third-largest processing industry occupied after telecommunications manufacturing industry and auto manufacturing, belongs to concentration degree height, money
Gold, technology, energy-intensive large-scale modernization basic industry.Its process flow is long, and workshop section is more, and equipment is many and diverse, and Environmental Inputs are high,
Pollution is difficult to eradicate.
Paper industry is the important industry in national economic development with strategic position.The level of consumption mark one of paper is national
Development level and living standards of the people.The mankind do not have found a kind of material that can replace paper also so far, and global IT application is not
As worrying some people, decline the consumption figure of paper, true exactly the opposite, the yield of World Paper is still with the speed in year 2-3%
Degree increases, and the development of information science brings the new varieties demand to paper.Paper industry is the raw material industry of national economy.We can
To see from the consumer field of paper products: packaging material accounts for 45%；Printing material (information transmitting material) accounts for 43%；Other works
Industry, Agricultural Materials (weaving, electric appliance, machinery, auto manufacturing, chemical industry etc.) account for 5%；It is directly used in people's lives and accounts for 7%.
Show according to China National Bureau of Statistics of China's relevant information: China is the second largest paper product consumption for being only second to the U.S. in the world
State；But pre-capita consumption is compared with developed countries still low.With China's economic fast development and living standards of the people it is rapid
It improves, paper product consumption will increase, therefore Paper Industry Development space is huge, and bigger demand will be brought to paper pulp.
Currently, China's paper industry is faced with raw material resources shortage, pollution, still serious and technique relatively backwardness etc. is asked
Topic.And how to solve the problems, such as this, it is urgent problem to be solved in present paper-making industry.
Summary of the invention
The purpose of the present invention is to provide vegetation pulp production devices, to solve the technical problems existing in the prior art.
Vegetation pulp production device provided by the invention, including pulverizer, screening machine, feed bin, pharmacy jar, softening plant,
Press master, bleaching system and helical feeding apparatus；
The pulverizer, the screening machine, the feed bin, the pharmacy jar, the softening plant, the press master, institute
It states bleaching system and passes sequentially through the helical feeding apparatus connection；
The pulverizer is for crushing raw material；Shredder is provided with before the pulverizer, for raw material be crushed into
Row pretreatment；
The screening machine is arranged after the pulverizer, for screening smashed raw material；
It further include metering screw and spice spiral, the feed bin is arranged after the screening machine, the cellulose screened,
Feed bin is inputted, spice spiral is sent by metering screw；
The pharmacy jar is arranged after the screening machine, further includes stirring for carrying out dosing cold soaking to the raw material of screening
Device, for being stirred to raw material, water and the sodium metasilicate before entering the pharmacy jar；
The softening plant is arranged after the pharmacy jar, for carrying out sofening treatment to the raw material after dosing cold soaking；
The softening plant be it is multiple be arranged in series, be provided with the press master between the adjacent softening plant, the press master,
Shove processing is carried out for the raw material after softening；
The bleaching system is arranged after the press master, for carrying out at bleaching to the cellulose after sofening treatment
It manages, the bleaching agent in the bleaching system is hydrogen peroxide and/or sodium carbonate.
Further, high-density paste mill is provided with after the press master.
Vegetation pulp production device is further, and the pharmacy jar is horizontal spiral tank.
Further, the raw material in the pharmacy jar: water: the weight percent proportion of sodium metasilicate is 100:2O0:8.
Vegetation pulp production device provided by the invention carries out going for the first time in pharmacy jar after crushing and screening
Except the pollutant in raw material, being softened later, second of pollutant removed in raw material finally carries out shove and bleaching, then
After pollutant in secondary removal raw material, final wood pulp paper pulp is obtained.The process of entire removal pollutant is occurred in immersion
, opposite pollution level is lower, is easy that the liquid after impregnating in pharmacy jar is uniformly processed, and then ensure that pollution-free
Discharge, while the utilization rate of raw material is also improved, reduce production cost.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the flow arrangement figure of vegetation pulp production device provided in an embodiment of the present invention；
Fig. 2 is the flow arrangement figure for the wood pulp production total value that another embodiment of the present invention provides.
Appended drawing reference:
1: shredder 2: pulverizer 3: screening machine
4: feed bin 5: softening plant 6: pharmacy jar
7: press master 8: high-density paste mill 9: bleaching system
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As depicted in figs. 1 and 2, the present invention provides a kind of vegetation pulp production device, including pulverizer 2, screening machine 3,
Pharmacy jar 6, softening plant 5, press master 7, bleaching system 9 and helical feeding apparatus；
The pulverizer 2, the screening machine 3, the pharmacy jar 6, the softening plant 5, the press master 7, the drift
White device passes sequentially through the helical feeding apparatus connection；
The pulverizer 2 is for crushing raw material；
The screening machine 3 is arranged after the pulverizer 2, for screening smashed raw material；
The pharmacy jar 6 is arranged after the screening machine 3, for carrying out dosing cold soaking to the raw material of screening；
The softening plant 5 is arranged after the pharmacy jar 6, for carrying out at softening to the raw material after dosing cold soaking
Reason；
The press master 7 is arranged after the softening plant 5, carries out shove processing for the raw material after softening；
The bleaching system is arranged after the press master 7, for carrying out at bleaching to the cellulose after sofening treatment
Reason.
It is provided with shredder 1 before the grinder, for pre-processing to raw material is broken.
When raw material is herbaceous plant, that is, when the paper pulp that produces is straw pulp, need to carry out plant it is preparatory tear up, later
It is crushed, can be more convenient to operate again, and the opposite of crushing can more thoroughly.
High-density paste mill 8 is provided with after the press master 7.
The softening plant 5 is multiple is arranged in series.
The press master 7 is provided between the adjacent softening plant 5.
Vegetation pulp production device of the invention further includes feed bin 4；
The feed bin 4 is arranged after the screening machine 3.
The pharmacy jar 6 is horizontal spiral tank.
Raw material in the pharmacy jar 6: water: the weight percent proportion of sodium metasilicate is 100:200:8.
Vegetation pulp production device of the invention further includes agitating device, for the original before the entrance pharmacy jar 6
Material, water and sodium metasilicate are stirred.
Bleaching agent in the bleaching system 9 is hydrogen peroxide and/or sodium carbonate.
There is above-mentioned apparatus to can be seen that entire wood pulp production process of the invention as follows:
1, fragment dedusting.Collect the slurrying such as plate, second hand packing case, the fritter leftover bits and pieces of furniture factory, wood shavings, sawdust original of forcing open the door
Material, material pinus sylvestris var. mongolica used, larch, masson pine, abies holophylla, poplar etc. after breaking into the fritter of size unevenness with equipment, carry out
Screening and removing impurities.
2, dosing cold soaking.Sodium metasilicate is added and water is stirred, wherein pulping raw material: water: the weight percent of sodium metasilicate
Proportion is 100:200:8, is reacted 90 minutes in horizontal spiral tank；
3, high consistency refining.Raw material after reaction is worn into coarse fiber bundle with highly concentrated, the heat consulted using highly concentrated mill and generated certainly
It can be carried out softening reaction 90 minutes.
4, water squeezing.Water a small amount of in coarse fiber bundle after reaction is squeezed out, the water of extrusion is back to use step 2.
5, high consistency refining is bleached.Addition hydrogen peroxide, sodium metasilicate are stirred, wherein coarse fiber bundle: hydrogen peroxide: silicic acid
The weight percent proportion of sodium is 100:12:3, coarse fiber bundle worn into fine fibre using highly concentrated mill, using highly concentrated mill defibrination from
Heat production can be bleached in horizontal spiral tank, and the time is 90 minutes.
If raw material used in pulp production device provided by the invention is poplar, production process is as follows:
1, poplar piece must be dry.
2, it crushes, screens three times three times.
3, the cellulose screened is sent into spice spiral by metering screw into storage bin 4.Add alkali, Jia Shui, heats 5 points
Clock adds hydrogen peroxide and carries out highly concentrated mill defibrination, and weight percent is fibre bundle raw material: water: alkali: hydrogen peroxide=100:
(200-300):(1-7):(1-7)。
4, the fine fibre of milled, heat 90-95 DEG C, drift tower in react 90-120 minutes, white slurry, whiteness be up to
85% or more.
5, paper pulp does not have to washing, and acid adding tune PH can produce paper through defibrination, screening.
One ton of white slurry of over dry generates 150 kilograms of wood powder.
Vegetation pulp production device provided by the invention carries out going for the first time in pharmacy jar 6 after crushing and screening
Except the pollutant in raw material, being softened later, second of pollutant removed in raw material finally carries out shove and bleaching, then
After pollutant in secondary removal raw material, final wood pulp paper pulp is obtained.The process of entire removal pollutant is occurred in immersion
, opposite pollution level is lower, is easy that the liquid after impregnating in pharmacy jar 6 is uniformly processed, and then ensure that no dirt
Dye discharge, while the utilization rate of raw material is also improved, reduce production cost.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (4)
1. a kind of vegetation pulp production device, which is characterized in that including pulverizer, screening machine, feed bin, pharmacy jar, softening plant,
Press master, bleaching system and helical feeding apparatus；
The pulverizer, the screening machine, the feed bin, the pharmacy jar, the softening plant, the press master, the drift
White device passes sequentially through the helical feeding apparatus connection；
The pulverizer is for crushing raw material；It is provided with shredder before the pulverizer, for carrying out in advance to raw material is broken
Processing；
The screening machine is arranged after the pulverizer, for screening smashed raw material；
It further include metering screw and spice spiral, the feed bin is arranged after the screening machine, the cellulose screened, input
Feed bin is sent into spice spiral by metering screw；
The pharmacy jar is arranged after the screening machine, further includes agitating device for carrying out dosing cold soaking to the raw material of screening,
For being stirred to raw material, water and the sodium metasilicate before entering the pharmacy jar；
The softening plant is arranged after the pharmacy jar, for carrying out sofening treatment to the raw material after dosing cold soaking；It is described
Softening plant is arranged in series to be multiple, the press master is provided between the adjacent softening plant, the press master is used for
Raw material after softening is subjected to shove processing；
The bleaching system is arranged after the press master, for carrying out bleaching, institute to the cellulose after sofening treatment
Stating the bleaching agent in bleaching system is hydrogen peroxide and/or sodium carbonate.
2. vegetation pulp production device according to claim 1, which is characterized in that be provided with after the press master highly concentrated
Fiberizer.
3. vegetation pulp production device according to claim 1, which is characterized in that the pharmacy jar is horizontal spiral tank.
4. vegetation pulp production device according to claim 1, which is characterized in that the raw material in the pharmacy jar: water: silicon
The weight percent proportion of sour sodium is 100:200:8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610822369.XA CN106245393B (en) | 2016-09-14 | 2016-09-14 | Vegetation pulp production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610822369.XA CN106245393B (en) | 2016-09-14 | 2016-09-14 | Vegetation pulp production device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106245393A CN106245393A (en) | 2016-12-21 |
| CN106245393B true CN106245393B (en) | 2019-01-11 |
Family
ID=57598790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610822369.XA Active CN106245393B (en) | 2016-09-14 | 2016-09-14 | Vegetation pulp production device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106245393B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109423901A (en) * | 2017-08-30 | 2019-03-05 | 黑龙江如柏科技有限公司 | A kind of technique that high-grade paper slurry is prepared as raw material using grass class plant |
| CN109423900A (en) * | 2017-08-30 | 2019-03-05 | 黑龙江如柏科技有限公司 | A kind of paper pulp production line system |
| CN109423905A (en) * | 2017-08-30 | 2019-03-05 | 黑龙江如柏科技有限公司 | A kind of paper pulp production line system of no discharging of waste liquid |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0902119A2 (en) * | 1997-09-16 | 1999-03-17 | Metsä-Serla Oy | Process for preparing a paper web |
| CN103088683A (en) * | 2013-02-28 | 2013-05-08 | 刘长如 | Clean pulping process with waste needle-leaved wood material |
| CN103352384A (en) * | 2013-07-26 | 2013-10-16 | 金东纸业（江苏）股份有限公司 | Pulping process and paper pulp manufactured in same |
| CN103821030A (en) * | 2014-03-12 | 2014-05-28 | 彭运福 | Presoak for papermaking and preparation method thereof, and paper industrial packaging production process |
| CN104711880A (en) * | 2015-01-26 | 2015-06-17 | 汶瑞机械(山东)有限公司 | Chemi-mechanical pulp manufacturing technology |
| CN105463892A (en) * | 2014-09-12 | 2016-04-06 | 青岛百键城环保科技有限公司 | Environment-friendly pulping technology |
| CN206189187U (en) * | 2016-09-14 | 2017-05-24 | 黑龙江如柏科技有限公司 | Paper pulp apparatus for producing |
-
2016
- 2016-09-14 CN CN201610822369.XA patent/CN106245393B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0902119A2 (en) * | 1997-09-16 | 1999-03-17 | Metsä-Serla Oy | Process for preparing a paper web |
| CN103088683A (en) * | 2013-02-28 | 2013-05-08 | 刘长如 | Clean pulping process with waste needle-leaved wood material |
| CN103352384A (en) * | 2013-07-26 | 2013-10-16 | 金东纸业（江苏）股份有限公司 | Pulping process and paper pulp manufactured in same |
| CN103821030A (en) * | 2014-03-12 | 2014-05-28 | 彭运福 | Presoak for papermaking and preparation method thereof, and paper industrial packaging production process |
| CN105463892A (en) * | 2014-09-12 | 2016-04-06 | 青岛百键城环保科技有限公司 | Environment-friendly pulping technology |
| CN104711880A (en) * | 2015-01-26 | 2015-06-17 | 汶瑞机械(山东)有限公司 | Chemi-mechanical pulp manufacturing technology |
| CN206189187U (en) * | 2016-09-14 | 2017-05-24 | 黑龙江如柏科技有限公司 | Paper pulp apparatus for producing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106245393A (en) | 2016-12-21 |
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