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FR1372911A - Process for improving the recovery of fibrous materials and fillers from waste water from paper machines - Google Patents

Process for improving the recovery of fibrous materials and fillers from waste water from paper machines

Info

Publication number
FR1372911A
FR1372911A FR951740A FR951740A FR1372911A FR 1372911 A FR1372911 A FR 1372911A FR 951740 A FR951740 A FR 951740A FR 951740 A FR951740 A FR 951740A FR 1372911 A FR1372911 A FR 1372911A
Authority
FR
France
Prior art keywords
fillers
recovery
improving
waste water
fibrous materials
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
Application number
FR951740A
Other languages
French (fr)
Inventor
Wolfgang Lehmann
Hermann Tretter
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Priority to FR951740A priority Critical patent/FR1372911A/en
Application granted granted Critical
Publication of FR1372911A publication Critical patent/FR1372911A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • D21F1/82—Pulp catching, de-watering, or recovering; Re-use of pulp-water adding fibre agglomeration compositions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/01—Organic compounds containing nitrogen
    • 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
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR951740A 1962-10-26 1963-10-25 Process for improving the recovery of fibrous materials and fillers from waste water from paper machines Expired FR1372911A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR951740A FR1372911A (en) 1962-10-26 1963-10-25 Process for improving the recovery of fibrous materials and fillers from waste water from paper machines

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF0038154 1962-10-26
FR951740A FR1372911A (en) 1962-10-26 1963-10-25 Process for improving the recovery of fibrous materials and fillers from waste water from paper machines

Publications (1)

Publication Number Publication Date
FR1372911A true FR1372911A (en) 1964-09-18

Family

ID=25975505

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951740A Expired FR1372911A (en) 1962-10-26 1963-10-25 Process for improving the recovery of fibrous materials and fillers from waste water from paper machines

Country Status (1)

Country Link
FR (1) FR1372911A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198288A (en) * 1979-03-22 1980-04-15 Celanese Polymer Specialties Company Desliming of potash ores

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198288A (en) * 1979-03-22 1980-04-15 Celanese Polymer Specialties Company Desliming of potash ores

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