IT949906B - Procedimento per la preparazione di soluzioni di nitrato di calcio ed acido fosforico prive di parti celle solide in sospensione - Google Patents

Procedimento per la preparazione di soluzioni di nitrato di calcio ed acido fosforico prive di parti celle solide in sospensione

Info

Publication number
IT949906B
IT949906B IT7221460A IT2146072A IT949906B IT 949906 B IT949906 B IT 949906B IT 7221460 A IT7221460 A IT 7221460A IT 2146072 A IT2146072 A IT 2146072A IT 949906 B IT949906 B IT 949906B
Authority
IT
Italy
Prior art keywords
procedure
preparation
phosphoric acid
calcium nitrate
acid solutions
Prior art date
Application number
IT7221460A
Other languages
English (en)
Inventor
A Fidani
V Giacinto
Original Assignee
Montedison Spa
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 to BE786320D priority Critical patent/BE786320A/xx
Application filed by Montedison Spa filed Critical Montedison Spa
Priority to IT7221460A priority patent/IT949906B/it
Priority to NL7209589A priority patent/NL7209589A/xx
Priority to DE2234147A priority patent/DE2234147A1/de
Priority to FR7225207A priority patent/FR2174813B1/fr
Priority to US00271132A priority patent/US3829389A/en
Priority to ES404812A priority patent/ES404812A1/es
Priority to GB3319772A priority patent/GB1394586A/en
Priority to JP47071215A priority patent/JPS48103494A/ja
Application granted granted Critical
Publication of IT949906B publication Critical patent/IT949906B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
IT7221460A 1972-03-04 1972-03-04 Procedimento per la preparazione di soluzioni di nitrato di calcio ed acido fosforico prive di parti celle solide in sospensione IT949906B (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
BE786320D BE786320A (fr) 1972-03-04 Procede de preparation de solutions de nitrate de calcium et d'acide phosphorique exemptes de particules solides en suspension
IT7221460A IT949906B (it) 1972-03-04 1972-03-04 Procedimento per la preparazione di soluzioni di nitrato di calcio ed acido fosforico prive di parti celle solide in sospensione
NL7209589A NL7209589A (it) 1972-03-04 1972-07-11
DE2234147A DE2234147A1 (de) 1972-03-04 1972-07-12 Verfahren zur herstellung von kalziumnitrat- und phosphorsaeureloesungen, die keine suspendierten feststoffteilchen enthalten
FR7225207A FR2174813B1 (it) 1972-03-04 1972-07-12
US00271132A US3829389A (en) 1972-03-04 1972-07-12 Process for preparing calcium nitrate and phosphoric acid solutions free from solid particles in suspension
ES404812A ES404812A1 (es) 1972-03-04 1972-07-13 Un procedimiento para preparar soluciones que constan prin-cipalmente de nitrato calcico y acido fosforico, sustancial-mente libres de particulas solidas en suspension.
GB3319772A GB1394586A (en) 1972-03-04 1972-07-14 Preparation of calcium nitrate and phosphoric acid solutions
JP47071215A JPS48103494A (it) 1972-03-04 1972-07-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7221460A IT949906B (it) 1972-03-04 1972-03-04 Procedimento per la preparazione di soluzioni di nitrato di calcio ed acido fosforico prive di parti celle solide in sospensione

Publications (1)

Publication Number Publication Date
IT949906B true IT949906B (it) 1973-06-11

Family

ID=11182117

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7221460A IT949906B (it) 1972-03-04 1972-03-04 Procedimento per la preparazione di soluzioni di nitrato di calcio ed acido fosforico prive di parti celle solide in sospensione

Country Status (9)

Country Link
US (1) US3829389A (it)
JP (1) JPS48103494A (it)
BE (1) BE786320A (it)
DE (1) DE2234147A1 (it)
ES (1) ES404812A1 (it)
FR (1) FR2174813B1 (it)
GB (1) GB1394586A (it)
IT (1) IT949906B (it)
NL (1) NL7209589A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9187327B2 (en) 2011-01-04 2015-11-17 Nalco Company Phosphoric acid production gypsum filtration flocculant pre-dilution (make down) with post-filtration phosphoric acid
CN114605138A (zh) * 2022-03-01 2022-06-10 郑州大学 一种用于生产钙镁磷肥的粉状磷矿成型方法

Also Published As

Publication number Publication date
BE786320A (fr) 1973-01-15
DE2234147A1 (de) 1973-09-13
NL7209589A (it) 1973-09-10
FR2174813A1 (it) 1973-10-19
ES404812A1 (es) 1975-06-16
US3829389A (en) 1974-08-13
JPS48103494A (it) 1973-12-25
GB1394586A (en) 1975-05-21
FR2174813B1 (it) 1974-12-27

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