FR1594060A - - Google Patents

Info

Publication number
FR1594060A
FR1594060A FR1594060DA FR1594060A FR 1594060 A FR1594060 A FR 1594060A FR 1594060D A FR1594060D A FR 1594060DA FR 1594060 A FR1594060 A FR 1594060A
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.)
Expired
Application number
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 filed Critical
Application granted granted Critical
Publication of FR1594060A publication Critical patent/FR1594060A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D11/00—Control of flow ratio
    • G05D11/001—Control of flow ratio with discontinuous action
    • 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
    • C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
    • 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
    • C02F1/686—Devices for dosing liquid additives
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/006—Regulation methods for biological treatment
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Activated Sludge Processes (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Sludge (AREA)
FR1594060D 1967-12-05 1968-12-04 Expired FR1594060A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE16722/67A SE336111B (fr) 1967-12-05 1967-12-05

Publications (1)

Publication Number Publication Date
FR1594060A true FR1594060A (fr) 1970-06-01

Family

ID=20302657

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1594060D Expired FR1594060A (fr) 1967-12-05 1968-12-04

Country Status (8)

Country Link
US (1) US3539274A (fr)
AT (1) AT283227B (fr)
CH (1) CH477371A (fr)
FR (1) FR1594060A (fr)
GB (1) GB1232070A (fr)
NL (1) NL6817393A (fr)
NO (1) NO122584B (fr)
SE (1) SE336111B (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2730961A (en) * 1952-10-30 1956-01-17 Yeomans Brothers Co Control system
US3132773A (en) * 1962-12-17 1964-05-12 Quentin L Hampton Sludge removing apparatus for a settling tank
US3213795A (en) * 1963-07-31 1965-10-26 Union Tank Car Co Fluid handling system
US3262396A (en) * 1964-11-09 1966-07-26 Pfaudler Permutit Inc Slurry pump
US3309474A (en) * 1966-01-25 1967-03-14 Selby S Soward Rainfall actuated switching apparatus
US3410222A (en) * 1967-02-17 1968-11-12 Ritter Pfaudler Corp Slurry pump
US3448689A (en) * 1967-05-29 1969-06-10 Clarence A Caldwell Irrigation pump control apparatus
US3422768A (en) * 1967-06-28 1969-01-21 Fred J Repp Pumping system

Also Published As

Publication number Publication date
DE1812428B2 (de) 1971-12-09
GB1232070A (fr) 1971-05-19
NL6817393A (fr) 1969-06-09
SE336111B (fr) 1971-06-21
NO122584B (fr) 1971-07-12
DE1812428A1 (de) 1969-11-06
US3539274A (en) 1970-11-10
AT283227B (de) 1970-07-27
CH477371A (de) 1969-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse