FI870322A - FOERFARANDE FOER FRAMSTAELLNING AV ETT GRANULERAT FILTERMATERIAL FOER RENGOERING AV NATURVATTEN. - Google Patents

FOERFARANDE FOER FRAMSTAELLNING AV ETT GRANULERAT FILTERMATERIAL FOER RENGOERING AV NATURVATTEN. Download PDF

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Publication number
FI870322A
FI870322A FI870322A FI870322A FI870322A FI 870322 A FI870322 A FI 870322A FI 870322 A FI870322 A FI 870322A FI 870322 A FI870322 A FI 870322A FI 870322 A FI870322 A FI 870322A
Authority
FI
Finland
Prior art keywords
foer
naturvatten
granulerat
filtermaterial
ett
Prior art date
Application number
FI870322A
Other languages
Finnish (fi)
Other versions
FI84140B (en
FI870322A0 (en
FI84140C (en
Inventor
Evgeny Georgievich Petrov
Alexei Fedorovich Fadeev
Olga Vladimirovna Bazileva
Sergei Mikhailovich Levitin
Original Assignee
Le I Inzhenerov Zheleznodorozh
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 Le I Inzhenerov Zheleznodorozh filed Critical Le I Inzhenerov Zheleznodorozh
Priority to FI870322A priority Critical patent/FI84140C/en
Publication of FI870322A0 publication Critical patent/FI870322A0/en
Publication of FI870322A publication Critical patent/FI870322A/en
Publication of FI84140B publication Critical patent/FI84140B/en
Application granted granted Critical
Publication of FI84140C publication Critical patent/FI84140C/en

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  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Water Treatment By Sorption (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

Method to produce a granulated filter material for purification of natural water in order to obtain drinking water, said method consisting of granulation of an aqueous suspension of kaolin with addition of powdered dolomite in an amount of 20 to 25% of the kaolin mass in a pseudofluidized bed and then calcining the obtained granules at a temperature of 900-950 degrees Celsius.
FI870322A 1987-01-26 1987-01-26 FOERFARANDE FOER FRAMSTAELLNING AV ETT GRANULERAT FILTERMATERIAL FOER RENGOERING AV NATURVATTEN. FI84140C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI870322A FI84140C (en) 1987-01-26 1987-01-26 FOERFARANDE FOER FRAMSTAELLNING AV ETT GRANULERAT FILTERMATERIAL FOER RENGOERING AV NATURVATTEN.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI870322A FI84140C (en) 1987-01-26 1987-01-26 FOERFARANDE FOER FRAMSTAELLNING AV ETT GRANULERAT FILTERMATERIAL FOER RENGOERING AV NATURVATTEN.
FI870322 1987-01-26

Publications (4)

Publication Number Publication Date
FI870322A0 FI870322A0 (en) 1987-01-26
FI870322A true FI870322A (en) 1988-07-27
FI84140B FI84140B (en) 1991-07-15
FI84140C FI84140C (en) 1991-10-25

Family

ID=8523832

Family Applications (1)

Application Number Title Priority Date Filing Date
FI870322A FI84140C (en) 1987-01-26 1987-01-26 FOERFARANDE FOER FRAMSTAELLNING AV ETT GRANULERAT FILTERMATERIAL FOER RENGOERING AV NATURVATTEN.

Country Status (1)

Country Link
FI (1) FI84140C (en)

Also Published As

Publication number Publication date
FI84140B (en) 1991-07-15
FI870322A0 (en) 1987-01-26
FI84140C (en) 1991-10-25

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Owner name: LENINGRADSKY INSTITUT INZHENEROV ZHELEZN