CA1320911C - Purification des effluents d'une installation de blanchiment de pate de bois - Google Patents

Purification des effluents d'une installation de blanchiment de pate de bois

Info

Publication number
CA1320911C
CA1320911C CA000601121A CA601121A CA1320911C CA 1320911 C CA1320911 C CA 1320911C CA 000601121 A CA000601121 A CA 000601121A CA 601121 A CA601121 A CA 601121A CA 1320911 C CA1320911 C CA 1320911C
Authority
CA
Canada
Prior art keywords
adsorbent resin
effluent
resin
copolymer
percent
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 - Fee Related
Application number
CA000601121A
Other languages
English (en)
Inventor
Rex R. Stevens
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.)
Dow Chemical Co
Original Assignee
Dow Chemical 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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of CA1320911C publication Critical patent/CA1320911C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B01D15/10—Selective adsorption, e.g. chromatography characterised by constructional or operational features
    • B01D15/12—Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the preparation of the feed
    • B01D15/122—Solid phase extraction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B01D15/26—Selective adsorption, e.g. chromatography characterised by the separation mechanism
    • B01D15/265—Adsorption chromatography
    • B01D15/267—Adsorption chromatography using neutral sorbents, e.g. activated carbon or diatomaceous earth
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Water Treatment By Sorption (AREA)
  • Catalysts (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Paper (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
CA000601121A 1988-05-31 1989-05-30 Purification des effluents d'une installation de blanchiment de pate de bois Expired - Fee Related CA1320911C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US20033788A 1988-05-31 1988-05-31
US200,337 1988-05-31

Publications (1)

Publication Number Publication Date
CA1320911C true CA1320911C (fr) 1993-08-03

Family

ID=22741295

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000601121A Expired - Fee Related CA1320911C (fr) 1988-05-31 1989-05-30 Purification des effluents d'une installation de blanchiment de pate de bois

Country Status (6)

Country Link
JP (1) JPH02504532A (fr)
KR (1) KR900701359A (fr)
CA (1) CA1320911C (fr)
FI (1) FI900471A0 (fr)
NO (1) NO174543C (fr)
SE (1) SE9000342L (fr)

Also Published As

Publication number Publication date
NO900401D0 (no) 1990-01-29
KR900701359A (ko) 1990-12-01
NO174543B (no) 1994-02-14
JPH02504532A (ja) 1990-12-20
NO174543C (no) 1994-05-25
NO900401L (no) 1990-01-29
FI900471A7 (fi) 1990-01-30
SE9000342D0 (sv) 1990-01-31
FI900471A0 (fi) 1990-01-30
SE9000342L (sv) 1990-01-31

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Legal Events

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