IT1236552B - Treatment of sludge derived from wastewater treatment plant - Google Patents

Treatment of sludge derived from wastewater treatment plant

Info

Publication number
IT1236552B
IT1236552B IT02198989A IT2198989A IT1236552B IT 1236552 B IT1236552 B IT 1236552B IT 02198989 A IT02198989 A IT 02198989A IT 2198989 A IT2198989 A IT 2198989A IT 1236552 B IT1236552 B IT 1236552B
Authority
IT
Italy
Prior art keywords
treatment
sludge derived
sludge
wastewater
plant
Prior art date
Application number
IT02198989A
Other languages
Italian (it)
Other versions
IT8921989A1 (en
IT8921989A0 (en
Inventor
Mariano Paganelli
Filippo Marazzi
Original Assignee
Marazzi Ceramica
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 Marazzi Ceramica filed Critical Marazzi Ceramica
Priority to IT02198989A priority Critical patent/IT1236552B/en
Publication of IT8921989A0 publication Critical patent/IT8921989A0/en
Publication of IT8921989A1 publication Critical patent/IT8921989A1/en
Application granted granted Critical
Publication of IT1236552B publication Critical patent/IT1236552B/en

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  • Fertilizers (AREA)
  • Treatment Of Sludge (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

The sludge in wastewater from ceramic industry purification plants is utilised in a process of production of zeolites: for this purpose, the ceramic sludge is subjected to alkaline attack and has hydrated alumina added. The zeolites are then separated as a precipitate.
IT02198989A 1989-10-11 1989-10-11 Treatment of sludge derived from wastewater treatment plant IT1236552B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT02198989A IT1236552B (en) 1989-10-11 1989-10-11 Treatment of sludge derived from wastewater treatment plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02198989A IT1236552B (en) 1989-10-11 1989-10-11 Treatment of sludge derived from wastewater treatment plant

Publications (3)

Publication Number Publication Date
IT8921989A0 IT8921989A0 (en) 1989-10-11
IT8921989A1 IT8921989A1 (en) 1991-04-11
IT1236552B true IT1236552B (en) 1993-03-11

Family

ID=11189862

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02198989A IT1236552B (en) 1989-10-11 1989-10-11 Treatment of sludge derived from wastewater treatment plant

Country Status (1)

Country Link
IT (1) IT1236552B (en)

Also Published As

Publication number Publication date
IT8921989A1 (en) 1991-04-11
IT8921989A0 (en) 1989-10-11

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Legal Events

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0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961022