FR2003224A1 - - Google Patents

Info

Publication number
FR2003224A1
FR2003224A1 FR6902745A FR6902745A FR2003224A1 FR 2003224 A1 FR2003224 A1 FR 2003224A1 FR 6902745 A FR6902745 A FR 6902745A FR 6902745 A FR6902745 A FR 6902745A FR 2003224 A1 FR2003224 A1 FR 2003224A1
Authority
FR
France
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.)
Granted
Application number
FR6902745A
Other languages
French (fr)
Other versions
FR2003224B1 (en
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.)
Von Roll AG
Original Assignee
Von Roll 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 Von Roll AG filed Critical Von Roll AG
Publication of FR2003224A1 publication Critical patent/FR2003224A1/fr
Application granted granted Critical
Publication of FR2003224B1 publication Critical patent/FR2003224B1/fr
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
    • 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
    • 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
    • C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FR6902745*[A 1968-03-25 1969-02-06 Expired FR2003224B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH434968A CH469639A (en) 1968-03-25 1968-03-25 Process for the dewatering of digested and / or fresh sludge from sewage treatment plants

Publications (2)

Publication Number Publication Date
FR2003224A1 true FR2003224A1 (en) 1969-11-07
FR2003224B1 FR2003224B1 (en) 1975-08-01

Family

ID=4274436

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6902745*[A Expired FR2003224B1 (en) 1968-03-25 1969-02-06

Country Status (4)

Country Link
CH (1) CH469639A (en)
DE (1) DE1906158A1 (en)
FR (1) FR2003224B1 (en)
GB (1) GB1231154A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4988442A (en) * 1988-11-07 1991-01-29 Polypure, Inc. Process for dewatering of biological sludge

Also Published As

Publication number Publication date
FR2003224B1 (en) 1975-08-01
GB1231154A (en) 1971-05-12
CH469639A (en) 1969-03-15
DE1906158A1 (en) 1969-10-02

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Legal Events

Date Code Title Description
ST Notification of lapse