AU5448986A - A process for concentrating a waste liquor and an apparatus therefor - Google Patents

A process for concentrating a waste liquor and an apparatus therefor

Info

Publication number
AU5448986A
AU5448986A AU54489/86A AU5448986A AU5448986A AU 5448986 A AU5448986 A AU 5448986A AU 54489/86 A AU54489/86 A AU 54489/86A AU 5448986 A AU5448986 A AU 5448986A AU 5448986 A AU5448986 A AU 5448986A
Authority
AU
Australia
Prior art keywords
concentrating
apparatus therefor
waste liquor
liquor
waste
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
Application number
AU54489/86A
Other versions
AU583354B2 (en
Inventor
Keiji Hasegawa
Shuichi Nagato
Akira Shimokura
Kazushige Tanae
Tokiya Yaguchi
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.)
Ebara Corp
Original Assignee
PULP PAPER TECH RES ASS
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 JP11863685A external-priority patent/JPS61282493A/en
Priority claimed from JP60175497A external-priority patent/JPS6241390A/en
Application filed by PULP PAPER TECH RES ASS filed Critical PULP PAPER TECH RES ASS
Publication of AU5448986A publication Critical patent/AU5448986A/en
Application granted granted Critical
Publication of AU583354B2 publication Critical patent/AU583354B2/en
Assigned to EBARA CORPORATION reassignment EBARA CORPORATION Alteration of Name(s) in Register under S187 Assignors: RESEARCH ASSOCIATION OF PULP AND PAPER TECHNOLOGY
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/10—Concentrating spent liquor by evaporation
AU54489/86A 1985-03-11 1986-03-11 A process for concentrating a waste liquor and an apparatus therefor Ceased AU583354B2 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP4787685 1985-03-11
JP60-47876 1985-03-11
JP60-118636 1985-05-31
JP11863685A JPS61282493A (en) 1985-05-31 1985-05-31 Apparatus for concentrating black liquor
JP60175497A JPS6241390A (en) 1985-08-09 1985-08-09 Method and apparatus for concentrating black liquor
JP60-175497 1985-08-09

Publications (2)

Publication Number Publication Date
AU5448986A true AU5448986A (en) 1986-09-18
AU583354B2 AU583354B2 (en) 1989-04-27

Family

ID=27293117

Family Applications (1)

Application Number Title Priority Date Filing Date
AU54489/86A Ceased AU583354B2 (en) 1985-03-11 1986-03-11 A process for concentrating a waste liquor and an apparatus therefor

Country Status (7)

Country Link
EP (1) EP0194845B1 (en)
AU (1) AU583354B2 (en)
BR (1) BR8601023A (en)
DE (1) DE3676322D1 (en)
FI (1) FI85517C (en)
NO (1) NO169670C (en)
NZ (1) NZ215420A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000028135A1 (en) * 1998-11-06 2000-05-18 Thor Technology Corporation Black liquor processing

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1606338A (en) * 1921-05-19 1926-11-09 Bradley Mckeefe Corp Treatment of black liquor
US2240376A (en) * 1937-01-05 1941-04-29 Svenska Flaektfabriken Ab Method and apparatus for evaporating sulphate residual liquor
US2464828A (en) * 1944-02-22 1949-03-22 West Virginia Pulp & Paper Co Method of producing lignin from black liquor
FR1035062A (en) * 1951-04-04 1953-08-14 Rech S Thermiques Soc D Process for the thermal and chemical recovery of residues from the manufacture of cellulose or similar organic materials
US2936215A (en) * 1956-12-19 1960-05-10 Combustion Eng Chemical recovery unit
DE1119645B (en) * 1957-01-31 1961-12-14 Escher Wyss Gmbh Process for removing silicic acid from alkaline waste liquors in the pulp industry
US2997466A (en) * 1958-11-04 1961-08-22 West Virginia Pulp & Paper Co Decantation of lignin
US3873414A (en) * 1971-10-25 1975-03-25 Air Liquide Process for the treatment of black liquor of cellulosic pulp wherein oxidation is performed both before and after black liquor concentration
JPS58126390A (en) * 1982-01-16 1983-07-27 バブコツク日立株式会社 Direct causticification with enhanced efficiency

Also Published As

Publication number Publication date
DE3676322D1 (en) 1991-02-07
FI85517C (en) 1996-12-03
EP0194845A3 (en) 1987-05-06
NO860893L (en) 1986-09-12
EP0194845A2 (en) 1986-09-17
NO169670B (en) 1992-04-13
BR8601023A (en) 1986-11-18
NZ215420A (en) 1989-01-06
NO169670C (en) 1992-07-22
AU583354B2 (en) 1989-04-27
EP0194845B1 (en) 1991-01-02
FI85517B (en) 1992-01-15
FI860973A0 (en) 1986-03-10
FI860973A (en) 1986-09-12

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired