ES503253A0 - PROCEDURE AND APPARATUS FOR THE PRODUCTION OF AMMONIUM POLYPHOSPHATES - Google Patents

PROCEDURE AND APPARATUS FOR THE PRODUCTION OF AMMONIUM POLYPHOSPHATES

Info

Publication number
ES503253A0
ES503253A0 ES503253A ES503253A ES503253A0 ES 503253 A0 ES503253 A0 ES 503253A0 ES 503253 A ES503253 A ES 503253A ES 503253 A ES503253 A ES 503253A ES 503253 A0 ES503253 A0 ES 503253A0
Authority
ES
Spain
Prior art keywords
procedure
production
ammonium polyphosphates
polyphosphates
ammonium
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
ES503253A
Other languages
Spanish (es)
Other versions
ES8203798A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anic SpA
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
Publication of ES503253A0 publication Critical patent/ES503253A0/en
Publication of ES8203798A1 publication Critical patent/ES8203798A1/en
Expired legal-status Critical Current

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)
ES503253A 1980-06-05 1981-06-02 Preparation of ammonium polyphosphate Expired ES8203798A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22562/80A IT1174670B (en) 1980-06-05 1980-06-05 PROCEDURE FOR THE PRODUCTION OF AMMONIUM POLYPHOSPHATES AND EQUIPMENT TO MAKE IT

Publications (2)

Publication Number Publication Date
ES503253A0 true ES503253A0 (en) 1982-04-01
ES8203798A1 ES8203798A1 (en) 1982-04-01

Family

ID=11197860

Family Applications (1)

Application Number Title Priority Date Filing Date
ES503253A Expired ES8203798A1 (en) 1980-06-05 1981-06-02 Preparation of ammonium polyphosphate

Country Status (5)

Country Link
BE (1) BE889096A (en)
ES (1) ES8203798A1 (en)
GB (1) GB2077711B (en)
IT (1) IT1174670B (en)
MA (1) MA19168A1 (en)

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
IT8022562A0 (en) 1980-06-05
GB2077711A (en) 1981-12-23
ES8203798A1 (en) 1982-04-01
BE889096A (en) 1981-12-04
IT1174670B (en) 1987-07-01
MA19168A1 (en) 1981-12-31

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19990503