NO953397L - Process and plant for the production of cellulose effluent - Google Patents

Process and plant for the production of cellulose effluent

Info

Publication number
NO953397L
NO953397L NO953397A NO953397A NO953397L NO 953397 L NO953397 L NO 953397L NO 953397 A NO953397 A NO 953397A NO 953397 A NO953397 A NO 953397A NO 953397 L NO953397 L NO 953397L
Authority
NO
Norway
Prior art keywords
plant
production
cellulose
effluent
cellulose effluent
Prior art date
Application number
NO953397A
Other languages
Norwegian (no)
Other versions
NO953397D0 (en
NO308522B1 (en
Inventor
Burkhard Brandt
Gerhard Born
Original Assignee
Zell Wildshausen Chem Werke
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zell Wildshausen Chem Werke filed Critical Zell Wildshausen Chem Werke
Publication of NO953397D0 publication Critical patent/NO953397D0/en
Publication of NO953397L publication Critical patent/NO953397L/en
Publication of NO308522B1 publication Critical patent/NO308522B1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/427—Electro-osmosis
    • B01D61/4271—Electro-osmosis comprising multiple electro-osmosis steps
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4698—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electro-osmosis
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0042—Fractionating or concentration of spent liquors by special methods
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/46115—Electrolytic cell with membranes or diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Molecular Biology (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

In an electrochemical treatment the cationogenous components are removed from the cellulose waste lye containing lignin sulphonates in the anode space. Lignin sulphonic acids are produced from the waste lye.
NO953397A 1993-03-01 1995-08-30 Process for electrochemical treatment of lignin sulfonates containing cellulose effluent NO308522B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4306260A DE4306260C2 (en) 1993-03-01 1993-03-01 Process and plant for the electrochemical treatment of pulp waste
PCT/DE1994/000192 WO1994020419A1 (en) 1993-03-01 1994-02-24 Process and installation for preparating cellulose waste lye

Publications (3)

Publication Number Publication Date
NO953397D0 NO953397D0 (en) 1995-08-30
NO953397L true NO953397L (en) 1995-08-30
NO308522B1 NO308522B1 (en) 2000-09-25

Family

ID=6481607

Family Applications (1)

Application Number Title Priority Date Filing Date
NO953397A NO308522B1 (en) 1993-03-01 1995-08-30 Process for electrochemical treatment of lignin sulfonates containing cellulose effluent

Country Status (8)

Country Link
EP (1) EP0687247B1 (en)
AT (1) ATE165585T1 (en)
CA (1) CA2157394C (en)
DE (2) DE4306260C2 (en)
ES (1) ES2118389T3 (en)
FI (1) FI116286B (en)
NO (1) NO308522B1 (en)
WO (1) WO1994020419A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0960865A1 (en) * 1998-05-25 1999-12-01 Chemische Werke Zell-Wildshausen GMBH Agent for the reduction of chromium (VI) ions in cement
DE59809862D1 (en) * 1998-01-27 2003-11-13 Zell Wildshausen Chem Werke Agent for reducing chromium (VI) ions in cement
AU2718699A (en) * 1998-01-27 1999-08-09 Chemische Werke Zell-Wildshausen Gmbh Medium for reducing chromium (vi) ions in a water-curing mass
DE102009037946A1 (en) * 2009-08-18 2011-02-24 Voith Patent Gmbh Utilization of the wastewater occurring during the production of lignocellulosic fibers, comprises combusting the parts of the substances contained in the wastewater or recovering the parts of the substances as usable substances
EP3110534B1 (en) 2014-02-28 2019-12-25 Noram Engineering and Constructors Ltd Purification process for partly-hydrolyzed cellulose

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4836401A (en) * 1971-09-09 1973-05-29
CH560289A5 (en) * 1971-12-30 1975-03-27 Danske Sukkerfab
SU504847A1 (en) * 1973-10-15 1976-02-28 Всесоюзное научно-производственное объединение целлюлозно-бумажной промышленности The method of obtaining lignosulfonate
AT377546B (en) * 1983-02-25 1985-03-25 Dieter J Becker METHOD FOR PURIFYING CELLULAR PRODUCTION, ESPECIALLY CHLORINE BLEACHING CELLFUM, WASTE WASTE
US4717450A (en) * 1985-08-19 1988-01-05 University Of British Columbia Removal of chloride from process solutions

Also Published As

Publication number Publication date
FI116286B (en) 2005-10-31
EP0687247A1 (en) 1995-12-20
CA2157394C (en) 2001-05-01
FI954089A0 (en) 1995-08-31
WO1994020419A1 (en) 1994-09-15
NO953397D0 (en) 1995-08-30
ES2118389T3 (en) 1998-09-16
NO308522B1 (en) 2000-09-25
ATE165585T1 (en) 1998-05-15
DE4306260A1 (en) 1994-09-08
FI954089A (en) 1995-08-31
CA2157394A1 (en) 1994-09-15
EP0687247B1 (en) 1998-04-29
DE59405847D1 (en) 1998-06-04
DE4306260C2 (en) 1996-05-30

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