CA987459A - Method of purifying effluents from forest industries - Google Patents

Method of purifying effluents from forest industries

Info

Publication number
CA987459A
CA987459A CA151,805A CA151805A CA987459A CA 987459 A CA987459 A CA 987459A CA 151805 A CA151805 A CA 151805A CA 987459 A CA987459 A CA 987459A
Authority
CA
Canada
Prior art keywords
purifying effluents
forest industries
forest
industries
effluents
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.)
Expired
Application number
CA151,805A
Inventor
Bengt G. Broddevall
Erik A.S. Lindberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Uddeholms AB
Original Assignee
Uddeholms AB
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
Priority claimed from SE11726/71A external-priority patent/SE356085B/xx
Priority claimed from SE946872A external-priority patent/SE379807B/xx
Application filed by Uddeholms AB filed Critical Uddeholms AB
Application granted granted Critical
Publication of CA987459A publication Critical patent/CA987459A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
    • B01J41/04—Processes using organic exchangers
    • B01J41/07—Processes using organic exchangers in the weakly basic form

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Water Treatment By Sorption (AREA)
  • Removal Of Specific Substances (AREA)
CA151,805A 1971-09-16 1972-09-15 Method of purifying effluents from forest industries Expired CA987459A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE11726/71A SE356085B (en) 1971-09-16 1971-09-16
US23072272A 1972-03-01 1972-03-01
SE946872A SE379807B (en) 1972-07-19 1972-07-19

Publications (1)

Publication Number Publication Date
CA987459A true CA987459A (en) 1976-04-20

Family

ID=27354480

Family Applications (1)

Application Number Title Priority Date Filing Date
CA151,805A Expired CA987459A (en) 1971-09-16 1972-09-15 Method of purifying effluents from forest industries

Country Status (5)

Country Link
CA (1) CA987459A (en)
DE (1) DE2243141A1 (en)
ES (1) ES406702A1 (en)
FR (1) FR2152862A1 (en)
NO (1) NO135674C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5645728A (en) * 1989-04-20 1997-07-08 University Of Victoria Innovation And Development Corporation Hydrogen peroxide recovery from colored aqueous solutions
WO2017077195A1 (en) * 2015-11-04 2017-05-11 Kemira Oyj Method for optimising material recovery in a chemical pulping process

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE395920B (en) * 1975-12-19 1977-08-29 Uddeholms Ab WHEN BLANKING AND WASHING THE CELLULOSA PULP
DE2655504A1 (en) * 1976-03-18 1977-10-06 Uddeholms Ab PROCESS FOR CLEANING DARK COLORED WASTE CONTAINING CHLORINE FROM THE CHLORINE-BASED BLEACHING PLANTS IN PULP MILLS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5645728A (en) * 1989-04-20 1997-07-08 University Of Victoria Innovation And Development Corporation Hydrogen peroxide recovery from colored aqueous solutions
WO2017077195A1 (en) * 2015-11-04 2017-05-11 Kemira Oyj Method for optimising material recovery in a chemical pulping process

Also Published As

Publication number Publication date
NO135674C (en) 1977-05-11
FR2152862A1 (en) 1973-04-27
FR2152862B1 (en) 1978-03-03
ES406702A1 (en) 1975-10-16
NO135674B (en) 1977-01-31
DE2243141A1 (en) 1973-03-22

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