IT1126553B - PROCEDURE FOR THE TRANSFORMATION OF WASTE MUD OBTAINED FROM THE PURIFICATION OF WET PHOSPHORIC ACID - Google Patents

PROCEDURE FOR THE TRANSFORMATION OF WASTE MUD OBTAINED FROM THE PURIFICATION OF WET PHOSPHORIC ACID

Info

Publication number
IT1126553B
IT1126553B IT27976/79A IT2797679A IT1126553B IT 1126553 B IT1126553 B IT 1126553B IT 27976/79 A IT27976/79 A IT 27976/79A IT 2797679 A IT2797679 A IT 2797679A IT 1126553 B IT1126553 B IT 1126553B
Authority
IT
Italy
Prior art keywords
transformation
purification
procedure
phosphoric acid
waste mud
Prior art date
Application number
IT27976/79A
Other languages
Italian (it)
Other versions
IT7927976A0 (en
Inventor
Peter Meurer
Martin Hater
Fritz Meininghaus
Rudiger Scheel
Original Assignee
Uhde Gmbh
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
Priority claimed from DE2854433A external-priority patent/DE2854433C2/en
Priority claimed from DE19792926588 external-priority patent/DE2926588A1/en
Application filed by Uhde Gmbh filed Critical Uhde Gmbh
Publication of IT7927976A0 publication Critical patent/IT7927976A0/en
Application granted granted Critical
Publication of IT1126553B publication Critical patent/IT1126553B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B5/00—Thomas phosphate; Other slag phosphates
IT27976/79A 1978-12-16 1979-12-07 PROCEDURE FOR THE TRANSFORMATION OF WASTE MUD OBTAINED FROM THE PURIFICATION OF WET PHOSPHORIC ACID IT1126553B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2854433A DE2854433C2 (en) 1978-12-16 1978-12-16 Process for the preparation of a P? 2? O? 5? -Containing fertilizer
DE19792926588 DE2926588A1 (en) 1979-06-30 1979-06-30 Phosphorus fertiliser prodn. from steel-making slag - by mixing with sludge from wet-process phosphoric acid mfr.

Publications (2)

Publication Number Publication Date
IT7927976A0 IT7927976A0 (en) 1979-12-07
IT1126553B true IT1126553B (en) 1986-05-21

Family

ID=25776896

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27976/79A IT1126553B (en) 1978-12-16 1979-12-07 PROCEDURE FOR THE TRANSFORMATION OF WASTE MUD OBTAINED FROM THE PURIFICATION OF WET PHOSPHORIC ACID

Country Status (4)

Country Link
FR (1) FR2444014A1 (en)
GB (1) GB2043617B (en)
IT (1) IT1126553B (en)
NL (1) NL7908791A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0680936A1 (en) * 1994-05-02 1995-11-08 Hochwald-Ton-GmbH Method for processing sewage sludge
FR2757849B1 (en) * 1996-12-31 1999-01-22 Lorraine Laminage PROCESS FOR THE PREPARATION OF A CALCIUM PHOSPHATE AMENDMENT

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE372565C (en) * 1919-11-06 1923-03-29 Plauson S Forschungsinstitut G Process for improving fertilizers from insoluble phosphates
DE583577C (en) * 1932-02-03 1934-03-24 Hubert Kappen Dr Process for the production of phosphoric acid fertilizers from blast furnace slag or similarly composed silicate slags
DE594902C (en) * 1932-06-22 1934-03-24 Hubert Kappen Dr Process for the production of slag phosphates by the wet route
DE1033683B (en) * 1957-02-16 1958-07-10 Albert Ag Chem Werke Process for the production of granulated phosphate fertilizers
BE674276A (en) * 1965-01-07 1966-04-15
GB1478749A (en) * 1976-03-15 1977-07-06 Fisons Ltd Fertilizer composition containing slag and phosphate rock

Also Published As

Publication number Publication date
IT7927976A0 (en) 1979-12-07
NL7908791A (en) 1980-06-18
GB2043617A (en) 1980-10-08
GB2043617B (en) 1983-05-05
FR2444014A1 (en) 1980-07-11

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