FI803553L - Foerfaranden foer att avlaegsna blaeck fraon sekundaera fibrer - Google Patents

Foerfaranden foer att avlaegsna blaeck fraon sekundaera fibrer

Info

Publication number
FI803553L
FI803553L FI803553A FI803553A FI803553L FI 803553 L FI803553 L FI 803553L FI 803553 A FI803553 A FI 803553A FI 803553 A FI803553 A FI 803553A FI 803553 L FI803553 L FI 803553L
Authority
FI
Finland
Prior art keywords
sekundaera
blaeck
fraon
fiber
foer att
Prior art date
Application number
FI803553A
Other languages
English (en)
Other versions
FI73015C (fi
FI73015B (fi
Inventor
Richard E Freis
James E Maloney
Thomas R Oakes
Original Assignee
Economics Lab
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 Economics Lab filed Critical Economics Lab
Publication of FI803553L publication Critical patent/FI803553L/fi
Application granted granted Critical
Publication of FI73015B publication Critical patent/FI73015B/fi
Publication of FI73015C publication Critical patent/FI73015C/fi

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
    • D21C5/025—De-inking
    • D21C5/027—Chemicals therefor
    • 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

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Artificial Filaments (AREA)
FI803553A 1979-11-13 1980-11-13 Foerfaranden foer att avlaegsna blaeck fraon sekundaera fibrer. FI73015C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9374479A 1979-11-13 1979-11-13
US9374479 1979-11-13

Publications (3)

Publication Number Publication Date
FI803553L true FI803553L (fi) 1981-05-14
FI73015B FI73015B (fi) 1987-04-30
FI73015C FI73015C (fi) 1987-08-10

Family

ID=22240461

Family Applications (1)

Application Number Title Priority Date Filing Date
FI803553A FI73015C (fi) 1979-11-13 1980-11-13 Foerfaranden foer att avlaegsna blaeck fraon sekundaera fibrer.

Country Status (7)

Country Link
BR (1) BR8007390A (fi)
CA (1) CA1151812A (fi)
FI (1) FI73015C (fi)
GB (1) GB2063326B (fi)
IT (1) IT1134201B (fi)
NO (1) NO160385C (fi)
SE (4) SE456250B (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4820379A (en) * 1986-10-16 1989-04-11 Ppg Industries, Inc. Method for deinking wastepaper with a halogenated polyethylene oxide and a polymeric material
AU626654B2 (en) * 1989-03-15 1992-08-06 Woodfree Limited Method of de-inking waste paper materials
US5417808A (en) * 1991-08-30 1995-05-23 Lion Corporation Deinking composition for flotation and deinking method
DE69303264T2 (de) * 1993-02-10 1996-10-31 Lion Corp Entfärbungszusammensetzung zur Flotation und Entfärbungsverfahren
CN1143399A (zh) * 1994-03-08 1997-02-19 巴科曼实验室国际公司 印刷油墨聚集的方法和在其中使用的配方
CA2418956A1 (en) * 2000-08-07 2002-02-14 Kao Specialties Americas Flotation deinking process
WO2015006362A1 (en) * 2013-07-11 2015-01-15 Invista Technologies S.A.R.L. Processes for removal of contaminants from cellulosic material

Also Published As

Publication number Publication date
SE456251B (sv) 1988-09-19
SE8601384L (sv) 1986-03-25
FI73015C (fi) 1987-08-10
SE8007949L (sv) 1981-05-14
BR8007390A (pt) 1981-05-26
IT1134201B (it) 1986-08-13
GB2063326B (en) 1984-10-03
SE8601383L (sv) 1986-03-25
FI73015B (fi) 1987-04-30
CA1151812A (en) 1983-08-16
GB2063326A (en) 1981-06-03
SE8601384D0 (sv) 1986-03-25
NO160385C (no) 1989-04-12
SE8601385D0 (sv) 1986-03-25
IT8025845A0 (it) 1980-11-07
SE8601385L (sv) 1986-03-25
SE456252B (sv) 1988-09-19
SE456253B (sv) 1988-09-19
SE8601383D0 (sv) 1986-03-25
NO803412L (no) 1981-05-14
SE456250B (sv) 1988-09-19
NO160385B (no) 1989-01-02

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: DIAMOND SHAMROCK PROCESS CHEMICALS