CN103088689A - Zero discharging and recycling technology for waste paper or raw stock board papermaking wastewater - Google Patents
Zero discharging and recycling technology for waste paper or raw stock board papermaking wastewater Download PDFInfo
- Publication number
- CN103088689A CN103088689A CN2013100302613A CN201310030261A CN103088689A CN 103088689 A CN103088689 A CN 103088689A CN 2013100302613 A CN2013100302613 A CN 2013100302613A CN 201310030261 A CN201310030261 A CN 201310030261A CN 103088689 A CN103088689 A CN 103088689A
- Authority
- CN
- China
- Prior art keywords
- wastewater
- waste water
- disposal basin
- paper
- collection pond
- 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.)
- Granted
Links
Images
Abstract
The invention relates to a zero discharging and recycling technology for waste paper or raw stock board papermaking wastewater. Paper sheet forming wastewater enters a main wastewater collection tank by a forming wastewater tank through a wastewater conveying construction member, paper pulp screening wastewater enters the main wastewater collection tank by a screening wastewater tank through the wastewater conveying construction member, paper sheet squeezing wastewater enters the main wastewater collection tank by a squeezing wastewater tank through the wastewater conveying construction member, carpet washing wastewater enters the main wastewater collection tank by the squeezing wastewater tank through the wastewater conveying construction member, and repulping wastewater enters the main wastewater collection tank by a repulping wastewater tank through the wastewater conveying construction member; a first wastewater reusing pump (3) is used for reusing the wastewater in the main wastewater collection tank in a pulper; and part of wastewater in the forming wastewater tank is reused for dilution of paper pulp, part of wastewater in the screening wastewater tank is reused in the pulper, a second waster wastewater reusing pump (6) is used for reusing part of wastewater in the squeezing wastewater tank for cleaning papermaking felts, an aerating apparatus (4) is arranged according to the zero discharging and recycling technology, and the zero discharging and recycling technology has the characteristics of zero discharging and total recovery of wastewater and reduction of construction cost and operating cost.
Description
Technical field
The present invention relates to waste paper making wastewater Zero-discharge reuse technique, specifically a kind of waste paper or sole plales are produced the wastewater zero discharge reuse technology of the paper usings such as firecrackers, firework and lead-in wire, also produce the paper making wastewater zero discharge reuse technologies such as corrugated paper, yellow plate paper, brown paper applicable to waste paper or sole plales.
Background technology
Waste paper making wastewater comprises pulping waste water, pulp sifting waste water, paper machine operation waste water, and paper machine operation waste water also claims the paper organic waste water, and the paper organic waste water comprises sheet forming waste water, squeezing waste water, cleans in addition the cleaning waste water of woollen blanket.Process at present the treatment process of waste paper making wastewater, adopt By Bubble-floating Method in dosing, or by after precipitation process, then by biochemical treatment, make effluent characteristics reach the backward outer discharging of discharge standard of regulation.
application number is that 200810171975.5 patent documentation has been announced a kind of " paper making wastewater zero discharge technique ", this technique is the short recycling system of (also claiming " plain boiled water ") of paper organic waste water in the workshop, comprise: the paper organic waste water splits into enriched water and rare plain boiled water, enriched water enters rear section, enriched water pond and is back to slurry, rare plain boiled water enters rare white water chest, unnecessary enriched water and whole rare plain boiled water use variable frequency pump to send into the white water recycle device, the white water recycle device comprises Buffer Pool and center distribution reservoir, after the white water recycle device is processed, the upper strata clear water enters valveless filtering pool, water after filtration is for the production reuse, bottom waste water and mud enter radial-flow sedimentation tank and process, clear water after treatment is for reuse, filter residue is made into a blob of slag, for the production of the wrapping paper raw material.should " paper making wastewater zero discharge technique " relating to the paper organic waste water processes the process of reuse and comprises separating of enriched water and rare plain boiled water, the enriched water of redundance and the reuse of rare plain boiled water need be processed through Buffer Pool and center distribution reservoir, valveless filtering pool filters, radial-flow sedimentation tank precipitation operation, the operation of its Treatment for Reuse is many, related unit facility is many, manufacturing cost is higher, and only relate to the paper organic waste water treatment and reuse in paper waste, and, need be through filter residue being made the operation of a blob of slag to the sediment mud that produces, its treatment process can not directly be back to production with sediment.
Summary of the invention
The object of the invention is to provide waste paper or sole plales paper making wastewater zero discharge reclamation set, the paper waste that uses waste paper or sole plales to produce the paper usings such as firecrackers, firework is realized zero-emission and fully recovering, and to the sediment direct reuse that produces in production, operation and the member of waste water recycling is few, process is simple.
Technical scheme of the present invention is referring to Fig. 1:
Be provided with total wastewater collection pond and waste water transfer member 1;
The screening waste water that pulp sifting produces enters total wastewater collection pond by waste water transfer member 1;
The moulding waste water that sheet forming produces enters total wastewater collection pond by waste water transfer member 1;
The squeezing waste water that page squeezing produces enters total wastewater collection pond by waste water transfer member 1;
Clean cleaning waste water that felt 2 produces and enter total wastewater collection pond by transfer member 1;
The pulping waste water that pulper produces enters total wastewater collection pond by waste water transfer member 1;
Be provided with the first waste water recycling pump 3, use the first waste water recycling pump 3 and with this pump reuse pipeline 3a that water end (W.E.) is connected with the waste water direct reuse in total wastewater collection pond in pulper.
Be further, referring to Fig. 2:
Be provided with the moulding wastewater disposal basin, the moulding waste water that sheet forming produces is through the moulding wastewater disposal basin, then enters total wastewater collection pond by described waste water transfer member 1;
Be provided with the screening wastewater disposal basin, the screening waste water that pulp sifting produces is through the screening wastewater disposal basin, then enters total wastewater collection pond by described waste water transfer member 1;
Be provided with the squeezing wastewater disposal basin, the squeezing waste water that page squeezing produces is through the squeezing wastewater disposal basin, then enters total wastewater collection pond by described waste water transfer member 1;
Clean the cleaning waste water of felt 2 through the squeezing wastewater disposal basin, then enter total wastewater collection pond by described waste water transfer member 1;
Be provided with the pulping wastewater disposal basin, the pulping waste water that pulper produces is through the pulping wastewater disposal basin, then enters total wastewater collection pond by described waste water transfer member 1.
Be provided with the aerator 4 that acts in total wastewater collection pond, aerator is in service, total the sediment in the wastewater collection pond is suspended, be beneficial to sediment with reuse of wastewater direct reuse in producing paper product.
The first step of the present invention is namely each waste water to be produced waste water that point produces enter total wastewater collection pond by transfer member 1, or at first enters corresponding wastewater disposal basin, and then enters total wastewater collection pond by described waste water transfer member 1; Second step be use the first waste water recycling pump 3 and by corresponding reuse pipeline 3a with the waste water direct reuse in total wastewater collection pond in the pulper of contiguous setting, by the fully recovering to waste water, realize wastewater zero discharge.
And, referring to 2:
The moulding wastewater disposal basin is provided with the first wastewater outlet, and the wastewater effluent mouth of moulding wastewater disposal basin communicates with the paper pulp diluting tank, is about to the part waste water direct reuse of moulding wastewater disposal basin in the dilution of paper pulp;
The screening wastewater disposal basin is provided with the second wastewater outlet, and will screen the part waste water direct reuse of wastewater disposal basin in pulper by conveyance conduit 5;
Be provided with the second waste water recycling pump 6, use the second waste water recycling pump 6 and pump water end (W.E.) with this to be connected return pipe 6a and will to squeeze the part waste water direct reuse of wastewater disposal basin in the cleaning of felt 2.
In above-mentioned waste water direct reuse, the sediment in each wastewater disposal basin and suspended matter are back to corresponding each production process with the waste water direct reuse.
During operation of the present invention, to entering pulper raw material before, at first pass through artificial fine selection operation, effectively remove all kinds of not of uniform size and macroscopic foreign material in raw material.The papery that the present invention is based on firecrackers, firework and similar paper using requires to be different from the characteristics of writing paper, in the waste water recycling process, make sediment and suspended matter in each wastewater disposal basin be back to paper product production with reuse of wastewater, and satisfy the papery requirement of similar paper usings such as producing firecrackers, firework.The present invention has been applied to the productions such as firecrackers, firework in the sheet paper products of inner actual production, all satisfies the requirement of production and product serviceability.
The technique effect that the present invention has is:
1, because producing with each waste water waste water that point produces, the present invention enters total wastewater collection pond by waste water transfer member 1, for firecrackers, the papery of the similar paper using such as firework requires to be different from the characteristics of writing paper, with the waste water direct reuse in total wastewater collection pond in pulper, simultaneously, the part waste water direct reuse of moulding wastewater disposal basin can be diluted paper pulp in the paper pulp diluting tank, can will screen the part waste water direct reuse of wastewater disposal basin in pulper, the part waste water direct reuse of squeezing wastewater disposal basin can be cleaned in woollen blanket, make the whole waste water that produce in paper-making process from waste paper can obtain reuse, realize wastewater zero discharge, avoid environment is produced and pollute, be conducive to environmental protection.
2, require to be different from the characteristics of writing paper for the papery of the similar paper usings such as firecrackers, firework, the present invention can realize the sediment in each wastewater disposal basin and suspended matter are back to the production of paper product with reuse of wastewater, use the sheet paper products of the present invention's production at internal range, through practical application, satisfy production and the serviceability requirement of the paper usings such as firecrackers, firework, therefore, the present invention not only can take full advantage of raw material, economize on material, and can avoid sediment to form the sludge creation secondary pollution;
3, because part waste water directly is delivered to by corresponding wastewater disposal basin the operation reuse that closes on, and the waste water recycling in total wastewater collection pond is in the pulper that closes on setting, therefore, the waste water recycling path is short, facility or member that the waste water recycling process is related are few, simple in structure, can obviously reduce manufacturing cost and reduce operating cost.
4, because the present invention can realize all reuse of wastewaters in paper-making process from waste paper, only replenish a small amount of new water in the felt matting, can reduce consumption, the reduction operating cost of fresh water consumption, minimizing water resource.
The other technologies effect that the present invention has will further describe in the specific embodiment.
Description of drawings
Fig. 1 is the schematic diagram of process program of the present invention;
Fig. 2 is the schematic diagram of the embodiment of the present invention, determines that this figure is Figure of abstract;
Fig. 3 is the facade structures schematic diagram of moulding wastewater disposal basin and paper pulp diluting tank, has showed the wastewater outlet 7 of moulding wastewater disposal basin and the connectivity structure of paper pulp diluting tank;
Fig. 4 is the facade structures schematic diagram at squeezing wastewater disposal basin position, has showed that in the squeezing wastewater disposal basin, the waste water direct reuse is in the schematic construction of cleaning felt 2.
The specific embodiment
Referring to accompanying drawing 1, be provided with the transfer member of total wastewater collection pond and waste water transfer member 1(such as pipeline or other version); The pulping waste water that pulper produces enters total wastewater collection pond by waste water transfer member 1; The pulp screen waste water that pulp sifting produces enters total wastewater collection pond by waste water transfer member 1; The moulding waste water that sheet forming produces enters total wastewater collection pond by waste water transfer member 1; The squeezing waste water that page squeezing produces enters total wastewater collection pond by waste water transfer member 1; Clean cleaning waste water that felt 2 produces and enter total wastewater collection pond by transfer member 1; Be provided with the first waste water recycling pump 3, use the first waste water recycling pump 3 and with this pump reuse pipeline 3a that water end (W.E.) is connected with the waste water direct reuse in total wastewater collection pond in pulper;
Referring to Fig. 2, on the basis of scheme described above, the pulping wastewater disposal basin is set, the outlet of pulping wastewater disposal basin is communicated with waste water transfer member 1, at first the pulping waste water that pulper produces enter the pulping wastewater disposal basin, then enter total wastewater collection pond by waste water transfer member 1; The screening wastewater disposal basin is set, and the outlet of screening wastewater disposal basin is communicated with waste water transfer member 1, and at first the screening waste water of pulp sifting generation enter the screening wastewater disposal basin, then enters total wastewater collection pond by waste water transfer member 1; The moulding wastewater disposal basin is set, and the outlet of moulding wastewater disposal basin is communicated with waste water transfer member 1, and at first the moulding waste water that sheet forming produces enter the moulding wastewater disposal basin, then enters total wastewater collection pond by waste water transfer member 1; The squeezing wastewater disposal basin is set, and the outlet of squeezing wastewater disposal basin is communicated with waste water transfer member 1, and at first the squeezing waste water that page squeezes generation enter the squeezing wastewater disposal basin, then enters total wastewater collection pond by waste water transfer member 1; Clean cleaning waste water that felt 2 produces and enter total wastewater collection pond dual mode is arranged, preferably enter the squeezing wastewater disposal basin, then enter total wastewater collection pond by waste water transfer member 1, also can be entered by the cleaning wastewater disposal basin of independent setting total wastewater collection pond.
The waste water of described pulping wastewater disposal basin, screening wastewater disposal basin, moulding wastewater disposal basin, squeezing wastewater disposal basin enters total wastewater collection pond two kinds of forms, when the elevation of bottom of described wastewater disposal basin during higher than total wastewater collection pond, make in the pond waste water become the gravity flow state to flow into total wastewater collection pond with sediment by described waste water transfer member 1, when the elevation of bottom of described wastewater disposal basin during lower than total wastewater collection pond, can adopt pump and described waste water transfer member 1 that waste water in wastewater disposal basin and sediment are sent into total wastewater collection pond.
The set-up mode of described pulping wastewater disposal basin, screening wastewater disposal basin, moulding wastewater disposal basin, squeezing wastewater disposal basin is not unique, and according to the production equipment deployment scenarios, adjacent merges into one.
referring to Fig. 2, the moulding wastewater disposal basin is provided with the first wastewater outlet, and the wastewater effluent mouth of moulding wastewater disposal basin communicates with the paper pulp diluting tank, is about to the part waste water direct reuse of moulding wastewater disposal basin in the dilution of paper pulp, as shown in the figure, one lower sidewall of moulding wastewater disposal basin is provided with described the first wastewater outlet 7, the first wastewater outlet 7 communicates with the bottom of paper pulp diluting tank, another side wall upper part of moulding wastewater disposal basin is provided with and can plays to the paper pulp liquid level in the paper pulp diluting tank outlet 8 of control action, when the water level of moulding wastewater disposal basin during higher than the paper pulp liquid level in the paper pulp diluting tank, waste water flows into waste water transfer members 1 by described outlet 8 and enters total wastewater collection pond, the outlet 8 of described moulding wastewater disposal basin is positioned at the suitable height on its sidewall, can be by the volume of paper pulp diluting tank and the wastewater flow rate of required reuse be determined, described outlet 8 is positioned at the suitable height on sidewall, the quality that is conducive to stablize the diluted concentration of paper pulp and stablizes paper.
The screening wastewater disposal basin is provided with the second wastewater outlet, and will screen the part waste water direct reuse of wastewater disposal basin in pulper by conveyance conduit 5, when screening the wastewater disposal basin elevation of bottom higher than pulper, make by conveyance conduit 5 that in the pond, waste water becomes from stream mode to be back to pulper with sediment, when screening the wastewater disposal basin elevation of bottom lower than pulper, can adopt pump and by conveyance conduit 5, waste water in the pond and sediment be sent into pulper.
Be provided with the second waste water recycling pump 6, use the second waste water recycling pump 6 and pump water end (W.E.) with this to be connected return pipe 6a and will to squeeze the part waste water direct reuse of wastewater disposal basin in the cleaning of felt 2.
Fig. 4 is the facade structures schematic diagram at squeezing wastewater disposal basin position, the schematic construction of having showed simultaneously woollen blanket cleaning element 9, woollen blanket cleaning element 9 is connected with the water side of return pipe 6a, " U " shape structure that described woollen blanket cleaning element 9 is horizontal upper lower transverse tubule, felt 2 is cleaned " U " shape structure that the position is positioned at lower transverse tubule, and the upper lower transverse tubule of described " U " structure is provided with some water jets towards felt; Described woollen blanket cleaning element 9 is preferably placed at the top of squeezing wastewater disposal basin, and the one, can reduce the length of reuse water pipe 6a with the path of shortening waste water recycling, the 2nd, the cleaning waste water that cleans the felt generation is directly fallen in the squeezing wastewater disposal basin.
Be provided with new water and replenish water pipe 10, new water replenishes water pipe 10 and is provided with control valve 10a, new water replenishes water pipe 10 and is communicated with woollen blanket cleaning element 9, when needs use new water cleaning felt maybe need replenish new water, opening controlling valve 10a, when the waste water of squeezing in wastewater disposal basin can satisfy when cleaning the requiring of felt, closed control valve 10a, and the waste water in direct reuse squeezing wastewater disposal basin cleans.
Be provided with the aerator 4 that acts in total wastewater collection pond, aerator 4 comprises gas generator 4a and is positioned at the aeration member 4b in total wastewater collection pond, aeration member 4b preferably adopts pipe, pipe is provided with some solarization air caps, gas generator 4a preferably adopts Roots blower, the layout of aeration member 4b and version have multiple, have showed a kind of version wherein in Fig. 2.
During using normal operation of the present invention, waste water is in normal flow regime, and according to the principle of " Running water never becomes putrid ", waste water is not easy to produce different gas, but spray deodorant in case of necessity.When the long period (more than two days or three days) is stagnated in operation, should be to spray deodorant in total wastewater collection pond, and aeration, spray deodorant in other wastewater disposal basin simultaneously, deodorant can adopt existing deodorant, also can adopt with the air freshener of 70% disinfectant and 30% after highly evenly, add new water in the ratio of 1:300, spray in wastewater disposal basin.
The described embodiment of specification of the present invention and any mode of texturing on the technical solution of the present invention basis all belong to protection scope of the present invention.
Claims (10)
1. a waste paper or sole plales paper making wastewater zero discharge reuse technology is characterized in that:
Be provided with total wastewater collection pond and waste water transfer member (1);
The screening waste water that pulp sifting produces enters total wastewater collection pond by waste water transfer member (1);
The moulding waste water that sheet forming produces enters total wastewater collection pond by waste water transfer member (1);
The squeezing waste water that page squeezing produces enters total wastewater collection pond by waste water transfer member (1);
Clean cleaning waste water that felt 2 produces and enter total wastewater collection pond by transfer member (1);
The pulping waste water that pulper produces enters total wastewater collection pond by waste water transfer member (1);
Be provided with the first waste water recycling pump (3), use the first waste water recycling pump (3) and with this pump reuse pipeline (3a) that water end (W.E.) is connected with the waste water direct reuse in total wastewater collection pond in pulper.
2. a kind of waste paper according to claim 1 or sole plales paper making wastewater zero discharge reuse technology is characterized in that:
Be provided with the moulding wastewater disposal basin, the moulding waste water that sheet forming produces is through the moulding wastewater disposal basin, then enters total wastewater collection pond by described waste water transfer member (1);
Be provided with the screening wastewater disposal basin, the screening waste water that pulp sifting produces is through the screening wastewater disposal basin, then enters total wastewater collection pond by described waste water transfer member (1);
Be provided with the squeezing wastewater disposal basin, the squeezing waste water that page squeezing produces is through the squeezing wastewater disposal basin, then enters total wastewater collection pond by described waste water transfer member (1);
The cleaning waste water that cleans felt (2) enters the squeezing wastewater disposal basin, then enters total wastewater collection pond by described waste water transfer member (1).
3. a kind of waste paper according to claim 2 or sole plales paper making wastewater zero discharge reuse technology, it is characterized in that being provided with the pulping wastewater disposal basin, the pulping waste water that pulper produces is through the pulping wastewater disposal basin, then enters total wastewater collection pond by described waste water transfer member (1).
4. a kind of waste paper according to claim 2 or sole plales paper making wastewater zero discharge reuse technology, it is characterized in that described moulding wastewater disposal basin is provided with the first wastewater outlet, the wastewater effluent mouth of moulding wastewater disposal basin communicates with the paper pulp diluting tank, with the part waste water direct reuse of moulding wastewater disposal basin in the dilution of paper pulp.
5. a kind of waste paper according to claim 4 or sole plales paper making wastewater zero discharge reuse technology, a lower sidewall that it is characterized in that the moulding wastewater disposal basin is provided with described the first wastewater outlet (7), the first wastewater outlet (7) communicates with the bottom of paper pulp diluting tank, and the top of another sidewall of moulding wastewater disposal basin is provided with can play to the paper pulp liquid level in the paper pulp diluting tank outlet (8) of control action.
6. a kind of waste paper according to claim 4 or sole plales paper making wastewater zero discharge reuse technology, is characterized in that screening wastewater disposal basin and be provided with the second wastewater outlet, and will screen the part waste water direct reuse of wastewater disposal basin in pulper by conveyance conduit (5).
7. a kind of waste paper according to claim 6 or sole plales paper making wastewater zero discharge reuse technology, it is characterized in that being provided with the second waste water recycling pump (6), use the second waste water recycling pump (6) and pump water end (W.E.) with this to be connected return pipe (6a) and will to squeeze the part waste water direct reuse of wastewater disposal basin in the cleaning of felt (2).
8. a kind of waste paper according to claim 7 or sole plales paper making wastewater zero discharge reuse technology, it is characterized in that being provided with woollen blanket cleaning element (9), woollen blanket cleaning element (9) is connected with the water side of described return pipe (6a), woollen blanket cleaning element (9) is " U " shape structure of horizontal upper lower transverse tubule, felt (2) is cleaned " U " shape structure that the position is positioned at lower transverse tubule, the upper lower transverse tubule of " U " structure is provided with some water jets towards felt, and described woollen blanket cleaning element (9) is positioned at the top of squeezing wastewater disposal basin.
9. a kind of waste paper according to claim 8 or sole plales paper making wastewater zero discharge reuse technology, it is characterized in that being provided with new water and replenish water pipe (10), new water replenishes water pipe (10) and is provided with control valve (10a), and new water replenishes water pipe (10) and is communicated with woollen blanket cleaning element (9).
10. any waste paper of according to claim 1-9 or sole plales paper making wastewater zero discharge reuse technology, it is characterized in that being provided with the aerator (4) that acts in total wastewater collection pond, aerator (4) comprises gas generator (4a) and is positioned at the aeration member (4b) in total wastewater collection pond, and aeration member (4b) is provided with some solarization air caps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310030261.3A CN103088689B (en) | 2013-01-28 | 2013-01-28 | Zero discharging and recycling technology for waste paper or raw stock board papermaking wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310030261.3A CN103088689B (en) | 2013-01-28 | 2013-01-28 | Zero discharging and recycling technology for waste paper or raw stock board papermaking wastewater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103088689A true CN103088689A (en) | 2013-05-08 |
| CN103088689B CN103088689B (en) | 2014-10-08 |
Family
ID=48201784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310030261.3A Active CN103088689B (en) | 2013-01-28 | 2013-01-28 | Zero discharging and recycling technology for waste paper or raw stock board papermaking wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103088689B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN116446207A (en) * | 2023-05-11 | 2023-07-18 | 山东丰源中科造纸有限公司 | Production device for odorless corrugated paper |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104480765B (en) * | 2014-12-11 | 2017-04-26 | 钟立福 | Zero-emission reusing device for paper-making wastewater for fireworks paper |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5470480A (en) * | 1994-05-09 | 1995-11-28 | Eka Nobel, Inc. | Process for treating waste water effluent |
| CN1242343A (en) * | 1998-07-20 | 2000-01-26 | 嵊州市造纸机械厂 | Equipment and process specially for paper-making with no drainage of wastewater |
| CN101153471A (en) * | 2006-09-27 | 2008-04-02 | 吴解生 | Non-process sealing circulation technology for wastewater from pulp and paper making by non-delignify reaction |
| CN101723495A (en) * | 2008-10-28 | 2010-06-09 | 福建省晋江优兰发纸业有限公司 | Process of zero discharge of paper-making waste water |
-
2013
- 2013-01-28 CN CN201310030261.3A patent/CN103088689B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5470480A (en) * | 1994-05-09 | 1995-11-28 | Eka Nobel, Inc. | Process for treating waste water effluent |
| CN1242343A (en) * | 1998-07-20 | 2000-01-26 | 嵊州市造纸机械厂 | Equipment and process specially for paper-making with no drainage of wastewater |
| CN101153471A (en) * | 2006-09-27 | 2008-04-02 | 吴解生 | Non-process sealing circulation technology for wastewater from pulp and paper making by non-delignify reaction |
| CN101723495A (en) * | 2008-10-28 | 2010-06-09 | 福建省晋江优兰发纸业有限公司 | Process of zero discharge of paper-making waste water |
Non-Patent Citations (1)
| Title |
|---|
| 罗斌华等: "废纸造纸污水的封闭循环和零排放", 《洗净技术》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN116446207A (en) * | 2023-05-11 | 2023-07-18 | 山东丰源中科造纸有限公司 | Production device for odorless corrugated paper |
| CN116446207B (en) * | 2023-05-11 | 2024-02-09 | 山东丰源中科造纸有限公司 | Production device for odorless corrugated paper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103088689B (en) | 2014-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201275920Y (en) | Water-saving conduction band water washing apparatus | |
| CN204282117U (en) | A kind of mthod of white water from paper making recovery system | |
| CN103088689B (en) | Zero discharging and recycling technology for waste paper or raw stock board papermaking wastewater | |
| CN104358176B (en) | A kind of mthod of white water from paper making recovery system | |
| CN101798768B (en) | Waste paper regeneration environmental protection device and method | |
| CN205501073U (en) | Papermaking wastewater treatment system | |
| CN103058434B (en) | Zero-emission recycling device for water paper or raw cement board papermaking wastewater | |
| CN203034299U (en) | Waste-paper or primary-pulp-plate paper-making wastewater zero-discharging and recycling device | |
| CN206715571U (en) | A kind of wood-based plate cyclone separator exhaust gas processing device | |
| CN107604736A (en) | A kind of plain boiled water step processing and reuse technology | |
| CN203320327U (en) | Waste paper deinking device | |
| CN202829740U (en) | Paper machine white water recycling and disposal system | |
| CN206768487U (en) | A kind of paper machine white water processing system | |
| CN104480765B (en) | Zero-emission reusing device for paper-making wastewater for fireworks paper | |
| CN201495451U (en) | Paper-making medium wastewater processing device | |
| CN204356575U (en) | A kind of firework paper using paper making wastewater zero discharge reclamation set | |
| CN208747850U (en) | One kind is for cleaning papermaking processing sewage disposal system | |
| CN207483437U (en) | A kind of aeration treatment apparatus of high LAS waste water | |
| CN202595553U (en) | Recovery system of papermaking off-machine water fine fibers | |
| CN202064222U (en) | Waste paper deinking multi-stage flotation groove | |
| CN206970269U (en) | A kind of multi-stage sewage rotation sink device and paper plant's sewage treatment system | |
| CN205442983U (en) | Paper making wastewater treatment system | |
| CN218371984U (en) | Papermaking waste water front end removes calcium system | |
| CN206447594U (en) | A kind of efficient ammonia nitrogen stripping tower | |
| US20060144796A1 (en) | Process and device for aerating suspensions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |