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IT1031682B - Metodo di trattamento di acque di scarico contenemti pasta di cellulosa - Google Patents

Metodo di trattamento di acque di scarico contenemti pasta di cellulosa

Info

Publication number
IT1031682B
IT1031682B IT20199/75A IT2019975A IT1031682B IT 1031682 B IT1031682 B IT 1031682B IT 20199/75 A IT20199/75 A IT 20199/75A IT 2019975 A IT2019975 A IT 2019975A IT 1031682 B IT1031682 B IT 1031682B
Authority
IT
Italy
Prior art keywords
treatment
wastewater containing
containing cellulose
cellulose paste
paste
Prior art date
Application number
IT20199/75A
Other languages
English (en)
Original Assignee
Nippon Carbide Kogyo Kk
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 Nippon Carbide Kogyo Kk filed Critical Nippon Carbide Kogyo Kk
Application granted granted Critical
Publication of IT1031682B publication Critical patent/IT1031682B/it

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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Paper (AREA)
IT20199/75A 1974-02-13 1975-02-12 Metodo di trattamento di acque di scarico contenemti pasta di cellulosa IT1031682B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49016763A JPS50111864A (it) 1974-02-13 1974-02-13

Publications (1)

Publication Number Publication Date
IT1031682B true IT1031682B (it) 1979-05-10

Family

ID=11925252

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20199/75A IT1031682B (it) 1974-02-13 1975-02-12 Metodo di trattamento di acque di scarico contenemti pasta di cellulosa

Country Status (6)

Country Link
US (1) US3960648A (it)
JP (1) JPS50111864A (it)
CA (1) CA1047178A (it)
FR (1) FR2260539B1 (it)
GB (1) GB1475052A (it)
IT (1) IT1031682B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH619433A5 (it) * 1976-07-02 1980-09-30 Ciba Geigy Ag
JPS5345054A (en) * 1976-10-05 1978-04-22 Agency Of Ind Science & Technol Treatment of waste water using inorganic adsorbent
US4201666A (en) * 1979-04-23 1980-05-06 Sprague Electric Company Treating pulp-and-paper mill streams
US4379763A (en) * 1980-10-15 1983-04-12 Minnesota Mining And Manufacturing Company Waste water treatment by chelation-gelation
DE3742764A1 (de) * 1987-12-17 1989-06-29 Sueddeutsche Kalkstickstoff Flockungs- und/oder fixiermittel fuer die papierleimung
US5230808A (en) * 1991-06-17 1993-07-27 Nalco Canada Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
US5178770A (en) * 1991-07-12 1993-01-12 Nalco Canada Inc. Method of treating bctmp/ctmp wastewater
US7029553B1 (en) * 1992-07-24 2006-04-18 Peach State Labs, Inc. Urea sulfate and urea hydrochloride in paper and pulp processing
CN114409040A (zh) * 2022-01-18 2022-04-29 安徽瑞和新材料有限公司 一种处理高浊度工业废水的复配絮凝剂

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1517657A1 (de) * 1964-07-17 1969-07-31 Bayer Ag Verfahren zur Behandlung von Abwaessern
US3484837A (en) * 1968-09-09 1969-12-16 Reichhold Chemicals Inc Process for removal of inorganic and organic matter from waste water systems
US3637491A (en) * 1969-11-03 1972-01-25 Monsanto Co Clarification of water
US3617570A (en) * 1970-04-09 1971-11-02 Petrolite Corp Guanidine derived compounds as water clarifiers

Also Published As

Publication number Publication date
FR2260539A1 (it) 1975-09-05
DE2505744A1 (de) 1975-09-25
US3960648A (en) 1976-06-01
JPS50111864A (it) 1975-09-02
GB1475052A (en) 1977-06-01
DE2505744B2 (de) 1977-01-20
FR2260539B1 (it) 1980-03-21
CA1047178A (en) 1979-01-23

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