IT1174670B - Procedimento per la produzione di polifosfati d'ammonio ed apparecchiatura per realizzarlo - Google Patents

Procedimento per la produzione di polifosfati d'ammonio ed apparecchiatura per realizzarlo

Info

Publication number
IT1174670B
IT1174670B IT22562/80A IT2256280A IT1174670B IT 1174670 B IT1174670 B IT 1174670B IT 22562/80 A IT22562/80 A IT 22562/80A IT 2256280 A IT2256280 A IT 2256280A IT 1174670 B IT1174670 B IT 1174670B
Authority
IT
Italy
Prior art keywords
procedure
production
equipment
make
ammonium polyphosphates
Prior art date
Application number
IT22562/80A
Other languages
English (en)
Italian (it)
Other versions
IT8022562A0 (it
Inventor
Luigi Carlo Aliberti
Gaetano Calicchio
Original Assignee
Anic 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
Application filed by Anic Spa filed Critical Anic Spa
Priority to IT22562/80A priority Critical patent/IT1174670B/it
Publication of IT8022562A0 publication Critical patent/IT8022562A0/it
Priority to GB8116676A priority patent/GB2077711B/en
Priority to MA19377A priority patent/MA19168A1/fr
Priority to ES503253A priority patent/ES503253A0/es
Priority to BE0/205000A priority patent/BE889096A/fr
Application granted granted Critical
Publication of IT1174670B publication Critical patent/IT1174670B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
    • C05B1/06—Ammoniation of superphosphates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/26—Nozzle-type reactors, i.e. the distribution of the initial reactants within the reactor is effected by their introduction or injection through nozzles
    • 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
    • C01B25/26—Phosphates
    • C01B25/38—Condensed phosphates
    • C01B25/40—Polyphosphates
    • C01B25/405—Polyphosphates of ammonium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00105—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Fertilizers (AREA)
IT22562/80A 1980-06-05 1980-06-05 Procedimento per la produzione di polifosfati d'ammonio ed apparecchiatura per realizzarlo IT1174670B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT22562/80A IT1174670B (it) 1980-06-05 1980-06-05 Procedimento per la produzione di polifosfati d'ammonio ed apparecchiatura per realizzarlo
GB8116676A GB2077711B (en) 1980-06-05 1981-06-01 Preparation of ammonium polyphosphate
MA19377A MA19168A1 (fr) 1980-06-05 1981-06-02 Procede de production de polyphosphates d'ammonium et appareil pour la mise en oeuvre de ce procede .
ES503253A ES503253A0 (es) 1980-06-05 1981-06-02 Procedimiento y aparato para la produccion de polifosfatos de amonio
BE0/205000A BE889096A (fr) 1980-06-05 1981-06-14 Procede de production de polyphosphates d'ammonium et appareil pour la mise en oeuvre de ce procede

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22562/80A IT1174670B (it) 1980-06-05 1980-06-05 Procedimento per la produzione di polifosfati d'ammonio ed apparecchiatura per realizzarlo

Publications (2)

Publication Number Publication Date
IT8022562A0 IT8022562A0 (it) 1980-06-05
IT1174670B true IT1174670B (it) 1987-07-01

Family

ID=11197860

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22562/80A IT1174670B (it) 1980-06-05 1980-06-05 Procedimento per la produzione di polifosfati d'ammonio ed apparecchiatura per realizzarlo

Country Status (5)

Country Link
BE (1) BE889096A (fr)
ES (1) ES503253A0 (fr)
GB (1) GB2077711B (fr)
IT (1) IT1174670B (fr)
MA (1) MA19168A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS230266B1 (en) * 1982-02-15 1984-08-13 Jan Teren Method of and apparatus for continuously preparing melt of condensed ammonium phosphates
GR862922B (en) * 1986-12-18 1987-01-12 Himikes Viomihanies Voreiou El Tubular reactor

Also Published As

Publication number Publication date
GB2077711B (en) 1983-12-21
ES8203798A1 (es) 1982-04-01
GB2077711A (en) 1981-12-23
ES503253A0 (es) 1982-04-01
IT8022562A0 (it) 1980-06-05
MA19168A1 (fr) 1981-12-31
BE889096A (fr) 1981-12-04

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950616