BR7308307D0 - Processo para reducao do teor de carbono organico total e aperfeicoamento da cor de uma agua contaminada compostos organicos e processo para aperfeicoar a cor do efluente de preparacao de polpa de papel kraft - Google Patents

Processo para reducao do teor de carbono organico total e aperfeicoamento da cor de uma agua contaminada compostos organicos e processo para aperfeicoar a cor do efluente de preparacao de polpa de papel kraft

Info

Publication number
BR7308307D0
BR7308307D0 BR830773A BR830773A BR7308307D0 BR 7308307 D0 BR7308307 D0 BR 7308307D0 BR 830773 A BR830773 A BR 830773A BR 830773 A BR830773 A BR 830773A BR 7308307 D0 BR7308307 D0 BR 7308307D0
Authority
BR
Brazil
Prior art keywords
color
perfecting
improving
carbon content
paper pulp
Prior art date
Application number
BR830773A
Other languages
English (en)
Inventor
W Timpe
Original Assignee
St Regis Paper Co
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 St Regis Paper Co filed Critical St Regis Paper Co
Publication of BR7308307D0 publication Critical patent/BR7308307D0/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1226—Particular type of activated sludge processes comprising an absorbent material suspended in the mixed liquor
    • 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
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • 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
    • D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
    • 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
    • D21C11/12—Combustion of pulp liquors
    • 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
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Water Treatment By Sorption (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Paper (AREA)
BR830773A 1972-10-26 1973-10-24 Processo para reducao do teor de carbono organico total e aperfeicoamento da cor de uma agua contaminada compostos organicos e processo para aperfeicoar a cor do efluente de preparacao de polpa de papel kraft BR7308307D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30140072A 1972-10-26 1972-10-26

Publications (1)

Publication Number Publication Date
BR7308307D0 true BR7308307D0 (pt) 1974-09-24

Family

ID=23163180

Family Applications (1)

Application Number Title Priority Date Filing Date
BR830773A BR7308307D0 (pt) 1972-10-26 1973-10-24 Processo para reducao do teor de carbono organico total e aperfeicoamento da cor de uma agua contaminada compostos organicos e processo para aperfeicoar a cor do efluente de preparacao de polpa de papel kraft

Country Status (6)

Country Link
JP (1) JPS4976774A (pt)
AU (1) AU6127573A (pt)
BR (1) BR7308307D0 (pt)
DE (1) DE2353562A1 (pt)
FR (1) FR2204577A1 (pt)
ZA (1) ZA737730B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1089573A (en) * 1977-03-19 1980-11-11 Toshio Iwase Method for treating waste water containing cyanide ion
NO150971C (no) * 1981-04-10 1985-01-23 Papirind Forskningsinst Fremgangsmaate ved rensning av kondensater fra sulfatprosessen
EP0069800A1 (de) * 1981-07-15 1983-01-19 GebràœDer Sulzer Aktiengesellschaft Verfahren zur Reinigung von hydrazin-haltigen Abwässern
US4623464A (en) * 1985-03-21 1986-11-18 Occidental Chemical Corporation Removal of dioxins, PCB's and other halogenated organic compounds from wastewater
JP2535175B2 (ja) * 1987-06-12 1996-09-18 株式会社日本紙パルプ研究所 パルプ並びに紙の製造工程におけるピツチ障害を予防するためのピツチの定量法
JPS63309691A (ja) * 1987-06-12 1988-12-16 株式会社日本紙パルプ研究所 紙・パルプ製造工程用水中の異物の除去法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2080907A1 (en) * 1970-01-14 1971-11-26 Du Pont Sewage treatment using activated carbon or fuller's earth
NL7102552A (pt) * 1970-02-27 1971-08-31

Also Published As

Publication number Publication date
DE2353562A1 (de) 1974-05-09
JPS4976774A (pt) 1974-07-24
AU6127573A (en) 1975-04-17
FR2204577B1 (pt) 1977-05-27
ZA737730B (en) 1974-09-25
FR2204577A1 (en) 1974-05-24

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