IT1039687B - Processo per la purieficazione di acque di rifiuto proveniti dalle cartiere - Google Patents
Processo per la purieficazione di acque di rifiuto proveniti dalle cartiereInfo
- Publication number
- IT1039687B IT1039687B IT2503575A IT2503575A IT1039687B IT 1039687 B IT1039687 B IT 1039687B IT 2503575 A IT2503575 A IT 2503575A IT 2503575 A IT2503575 A IT 2503575A IT 1039687 B IT1039687 B IT 1039687B
- Authority
- IT
- Italy
- Prior art keywords
- puriefication
- waste water
- water coming
- paper mills
- mills
- Prior art date
Links
Classifications
-
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7409304A NL152617B (nl) | 1974-07-10 | 1974-07-10 | Werkwijze voor het affiltreren van vaste bestanddelen uit afvalwater ontstaan bij de papiervervaardiging. |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1039687B true IT1039687B (it) | 1979-12-10 |
Family
ID=19821728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2503575A IT1039687B (it) | 1974-07-10 | 1975-07-02 | Processo per la purieficazione di acque di rifiuto proveniti dalle cartiere |
Country Status (10)
Country | Link |
---|---|
US (1) | US4127440A (it) |
JP (1) | JPS5149565A (it) |
BR (1) | BR7504341A (it) |
CA (1) | CA1059926A (it) |
DE (1) | DE2529861A1 (it) |
FR (1) | FR2277779A1 (it) |
GB (1) | GB1476577A (it) |
IT (1) | IT1039687B (it) |
NL (1) | NL152617B (it) |
SE (1) | SE415677B (it) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2610581B1 (de) * | 1976-03-13 | 1977-08-11 | Voith Gmbh J M | Verfahren und vorrichtung zur gewinnung von relativreinen faserstoffsuspensionen bei der aufarbeitung von altpapier |
SE423491B (sv) * | 1979-08-13 | 1982-05-10 | Hedemora Verkstaeder Ab | Sett for avskiljning av filtrerbara partiklar ur en vetskesuspension vid bakvattenrening for pappersmaskiner eller annan rening av avloppsvatten inom cellulosa-, pappers- och boardindustrin |
IT1155310B (it) * | 1982-04-19 | 1987-01-28 | Jean Marie Clement | Procedimento per il trattamento di riciclaggio di carta stampata da macero |
FR2722214B1 (fr) * | 1994-07-05 | 1996-08-30 | Centre Tech Ind Papier | Procede de traitement d'une suspension de fibres papetieres |
US6071380A (en) * | 1994-08-31 | 2000-06-06 | Hoffman Environmental Systems, Inc. | Method of papermaking having zero liquid discharge |
FI121060B (fi) * | 2000-05-22 | 2010-06-30 | Metso Paper Inc | Menetelmä jätteen käsittelemiseksi ja jätteenkäsittelylaitos |
EP2363290A1 (en) * | 2010-03-05 | 2011-09-07 | KBA-NotaSys SA | Installation and process for recycling wiping solution of one or more intaglio printing presses |
CN105002768B (zh) * | 2015-07-30 | 2017-04-05 | 齐鲁工业大学 | 一种杨木板皮溶解浆预水解废液中木素的去除方法 |
CN105174550A (zh) * | 2015-10-09 | 2015-12-23 | 中林联盟(北京)科技发展有限公司 | 一种分段污水处理工艺 |
CN106012642A (zh) * | 2016-06-29 | 2016-10-12 | 南京林业大学 | 一种occ纸浆原料造纸白水的综合利用方法 |
CN114890593B (zh) * | 2022-04-08 | 2024-06-18 | 江阴市昕晔环境科技有限公司 | 一种造纸工业废水的处理方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2765915A (en) * | 1953-11-16 | 1956-10-09 | Nilsson Ivar Linus | Method of and means for recovering fibers from pulp-water |
NL280219A (it) * | 1961-06-28 | 1900-01-01 | ||
US3274103A (en) * | 1963-04-15 | 1966-09-20 | Phillips Petroleum Co | Filtration |
US3301745A (en) * | 1963-04-26 | 1967-01-31 | Scott Paper Co | Pulp processing method for mixed cellulosic materials |
US3486621A (en) * | 1967-01-12 | 1969-12-30 | Hydromation Eng Co | Filtration of organic materials |
US3486619A (en) * | 1968-01-24 | 1969-12-30 | Wikdahl Nils Anders Lennart | Method of removing impurities from a fiber suspension |
US3577339A (en) * | 1968-04-02 | 1971-05-04 | Atomic Energy Commission | Filtration method of separating liquids from extraneous materials |
US3912579A (en) * | 1969-06-04 | 1975-10-14 | Bergstrom Paper Co | Reverse cleaning and de-inking of paper stock |
-
1974
- 1974-07-10 NL NL7409304A patent/NL152617B/xx unknown
-
1975
- 1975-07-01 SE SE7507518A patent/SE415677B/xx unknown
- 1975-07-02 IT IT2503575A patent/IT1039687B/it active
- 1975-07-04 DE DE19752529861 patent/DE2529861A1/de not_active Withdrawn
- 1975-07-08 GB GB2875275A patent/GB1476577A/en not_active Expired
- 1975-07-09 JP JP8432075A patent/JPS5149565A/ja active Pending
- 1975-07-09 BR BR7504341A patent/BR7504341A/pt unknown
- 1975-07-10 FR FR7521698A patent/FR2277779A1/fr active Granted
- 1975-07-10 CA CA231,213A patent/CA1059926A/en not_active Expired
- 1975-07-10 US US05/594,772 patent/US4127440A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2277779A1 (fr) | 1976-02-06 |
US4127440A (en) | 1978-11-28 |
NL7409304A (nl) | 1976-01-13 |
NL152617B (nl) | 1977-03-15 |
BR7504341A (pt) | 1976-07-06 |
JPS5149565A (it) | 1976-04-28 |
FR2277779B1 (it) | 1978-12-29 |
GB1476577A (en) | 1977-06-16 |
SE7507518L (sv) | 1976-01-12 |
CA1059926A (en) | 1979-08-07 |
SE415677B (sv) | 1980-10-20 |
DE2529861A1 (de) | 1976-01-29 |
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