CH509945A - A method for separating sludge containing inorganic impurities from waste water and for producing a soil improver from this sludge - Google Patents

A method for separating sludge containing inorganic impurities from waste water and for producing a soil improver from this sludge

Info

Publication number
CH509945A
CH509945A CH15969A CH15969A CH509945A CH 509945 A CH509945 A CH 509945A CH 15969 A CH15969 A CH 15969A CH 15969 A CH15969 A CH 15969A CH 509945 A CH509945 A CH 509945A
Authority
CH
Switzerland
Prior art keywords
sludge
producing
waste water
containing inorganic
inorganic impurities
Prior art date
Application number
CH15969A
Other languages
German (de)
Inventor
Ragnar Liljegren Johan
Original Assignee
Ragnar Liljegren Johan
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 Ragnar Liljegren Johan filed Critical Ragnar Liljegren Johan
Publication of CH509945A publication Critical patent/CH509945A/en

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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • C02F11/145—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances using calcium compounds
    • 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
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
    • 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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F7/00—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Fertilizers (AREA)
  • Treatment Of Sludge (AREA)
CH15969A 1968-01-11 1969-01-08 A method for separating sludge containing inorganic impurities from waste water and for producing a soil improver from this sludge CH509945A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE00335/68A SE332189B (en) 1968-01-11 1968-01-11

Publications (1)

Publication Number Publication Date
CH509945A true CH509945A (en) 1971-07-15

Family

ID=20256383

Family Applications (1)

Application Number Title Priority Date Filing Date
CH15969A CH509945A (en) 1968-01-11 1969-01-08 A method for separating sludge containing inorganic impurities from waste water and for producing a soil improver from this sludge

Country Status (7)

Country Link
BE (1) BE726429A (en)
CH (1) CH509945A (en)
ES (1) ES362348A1 (en)
FR (1) FR2000135A1 (en)
IL (1) IL31328A (en)
NL (1) NL161732C (en)
SE (1) SE332189B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR391515A (en) * 1908-06-20 1908-11-03 Andrew Engle Fertilizer product and its manufacturing process
FR795290A (en) * 1934-12-13 1936-03-10 Nouveaux App S I N A Soc Ind D Process for extracting and recovering fertilizing materials contained in the stills of distilleries and for the purification of said vinasses

Also Published As

Publication number Publication date
NL6900276A (en) 1969-07-15
NL161732C (en) 1980-03-17
IL31328A (en) 1972-01-27
BE726429A (en) 1969-06-16
FR2000135A1 (en) 1969-08-29
SE332189B (en) 1971-02-01
FR2000135B1 (en) 1973-11-30
NL161732B (en) 1979-10-15
IL31328A0 (en) 1969-02-27
ES362348A1 (en) 1970-12-01

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Legal Events

Date Code Title Description
PL Patent ceased