FR1471332A - Filtration process - Google Patents

Filtration process

Info

Publication number
FR1471332A
FR1471332A FR52297A FR52297A FR1471332A FR 1471332 A FR1471332 A FR 1471332A FR 52297 A FR52297 A FR 52297A FR 52297 A FR52297 A FR 52297A FR 1471332 A FR1471332 A FR 1471332A
Authority
FR
France
Prior art keywords
filtration process
filtration
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
FR52297A
Other languages
French (fr)
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.)
Aqseptence Group GmbH
Original Assignee
Passavant Werke AG and Co KG
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
Priority claimed from DEP36235A external-priority patent/DE1261110B/en
Application filed by Passavant Werke AG and Co KG filed Critical Passavant Werke AG and Co KG
Priority to FR52297A priority Critical patent/FR1471332A/en
Application granted granted Critical
Publication of FR1471332A publication Critical patent/FR1471332A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • 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
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/685—Devices for dosing the additives
    • C02F1/687—Devices for dosing solid compounds
FR52297A 1965-03-08 1966-03-07 Filtration process Expired FR1471332A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR52297A FR1471332A (en) 1965-03-08 1966-03-07 Filtration process

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP36235A DE1261110B (en) 1965-03-08 1965-03-08 Process for dewatering slurries that are difficult to dewater
FR52297A FR1471332A (en) 1965-03-08 1966-03-07 Filtration process

Publications (1)

Publication Number Publication Date
FR1471332A true FR1471332A (en) 1967-03-03

Family

ID=25990377

Family Applications (1)

Application Number Title Priority Date Filing Date
FR52297A Expired FR1471332A (en) 1965-03-08 1966-03-07 Filtration process

Country Status (1)

Country Link
FR (1) FR1471332A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477427A1 (en) * 1980-03-10 1981-09-11 Tech Entreprises Chimiques Soc Filtration of liq. contg. solids in suspension - where sandy material is added so high filtration speeds are obtd. with suspensions normally very difficult to filter (BR 15.9.81)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477427A1 (en) * 1980-03-10 1981-09-11 Tech Entreprises Chimiques Soc Filtration of liq. contg. solids in suspension - where sandy material is added so high filtration speeds are obtd. with suspensions normally very difficult to filter (BR 15.9.81)

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