FR2135448A2 - Mfr of polyphosphates - direct from orthophosphoric acid - Google Patents

Mfr of polyphosphates - direct from orthophosphoric acid

Info

Publication number
FR2135448A2
FR2135448A2 FR7116185A FR7116185A FR2135448A2 FR 2135448 A2 FR2135448 A2 FR 2135448A2 FR 7116185 A FR7116185 A FR 7116185A FR 7116185 A FR7116185 A FR 7116185A FR 2135448 A2 FR2135448 A2 FR 2135448A2
Authority
FR
France
Prior art keywords
orthophosphoric acid
polymsn
orthophosphate
ammonia
formation
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
FR7116185A
Other languages
English (en)
French (fr)
Other versions
FR2135448B2 (ref
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.)
Gardinier SA
Original Assignee
Gardinier SA
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 Gardinier SA filed Critical Gardinier SA
Priority to FR7116185A priority Critical patent/FR2135448A2/fr
Publication of FR2135448A2 publication Critical patent/FR2135448A2/fr
Application granted granted Critical
Publication of FR2135448B2 publication Critical patent/FR2135448B2/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B13/00—Fertilisers produced by pyrogenic processes from phosphatic materials
    • 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
    • C01B25/28—Ammonium phosphates
    • 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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B13/00—Fertilisers produced by pyrogenic processes from phosphatic materials
    • C05B13/06—Alkali and alkaline earth meta- or polyphosphate fertilisers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
FR7116185A 1971-05-05 1971-05-05 Mfr of polyphosphates - direct from orthophosphoric acid Granted FR2135448A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7116185A FR2135448A2 (en) 1971-05-05 1971-05-05 Mfr of polyphosphates - direct from orthophosphoric acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7116185A FR2135448A2 (en) 1971-05-05 1971-05-05 Mfr of polyphosphates - direct from orthophosphoric acid

Publications (2)

Publication Number Publication Date
FR2135448A2 true FR2135448A2 (en) 1972-12-22
FR2135448B2 FR2135448B2 (ref) 1973-05-11

Family

ID=9076452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7116185A Granted FR2135448A2 (en) 1971-05-05 1971-05-05 Mfr of polyphosphates - direct from orthophosphoric acid

Country Status (1)

Country Link
FR (1) FR2135448A2 (ref)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386482A1 (fr) * 1977-04-06 1978-11-03 Kappa Fertilizzanti Spa Procede et appareil pour l'obtention de phosphate diammonique

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1493803A (fr) * 1965-08-18 1967-09-01 Swift & Co Procédé de fabrication de polyphosphate d'ammonium et engrais renfermant ce produit
FR1553130A (ref) * 1967-12-01 1969-01-10
FR2015048A1 (ref) * 1968-08-05 1970-04-24 Grace W R Ltd
FR2083935A5 (en) * 1970-03-23 1971-12-17 Continental Oil Co Liquid ammonium polyphosphate fertilisersprodn

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1493803A (fr) * 1965-08-18 1967-09-01 Swift & Co Procédé de fabrication de polyphosphate d'ammonium et engrais renfermant ce produit
FR1553130A (ref) * 1967-12-01 1969-01-10
FR2015048A1 (ref) * 1968-08-05 1970-04-24 Grace W R Ltd
FR2083935A5 (en) * 1970-03-23 1971-12-17 Continental Oil Co Liquid ammonium polyphosphate fertilisersprodn

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386482A1 (fr) * 1977-04-06 1978-11-03 Kappa Fertilizzanti Spa Procede et appareil pour l'obtention de phosphate diammonique

Also Published As

Publication number Publication date
FR2135448B2 (ref) 1973-05-11

Similar Documents

Publication Publication Date Title
GB1001984A (en) Improvements in and relating to phosphates
FR2135448A2 (en) Mfr of polyphosphates - direct from orthophosphoric acid
GB1530477A (en) Ammonia absorption by acids
ES422858A1 (es) Procedimiento para la preparacion de n-(1,1-di-fosfono-e- til)-acetamidina.
GB1042365A (en) The production of adiponitrile
FR2076321A5 (en) Phosphoric acid-urea-ammonia reaction for - fertilizer prodn
FR2113614A5 (en) Ammonia elimination - from gasworks coking plant exhausts without water washing
FR2140832A5 (en) Ammonium nitrate prodn - with automatic control of neutralisation
ES453775A1 (es) Procedimiento para la preparacion de n,n'-bis-trimetilsili- lurea.
FR2034107A1 (en) Solid ammonium polyphosphate-based - fertiliser
US3420624A (en) Ammonium phosphates
FR2214671A1 (en) Fertilizer prodn. from lignocellulose-contg. waste - by digesting with sulphuric-phosphoric acid mixt., neutralizing then treating with ammonia
FR2376819A1 (fr) Procede et installation pour la preparation de phosphate de mono-ammonium
ES483772A1 (es) Procedimiento y aparato para la produccion de polifosfato amonico
FR2097452A6 (en) Phosphoric acid-urea-ammonia reaction for - fertilizer prodn
ES347777A1 (es) Procedimiento para la obtencion de fluoruro amonico.
FR2071570A5 (en) Creatinol o-phosphate prepn
ES338872A1 (es) Procedimiento para la valorizacion ventajosa de so2 y nh3 resultantes de la fabricacion de abonos de nitrogeno y de fosforo.
GB1305876A (ref)
GB990172A (en) Production of peroxy-hydrates of sodium condensed phosphates
GB1187952A (en) Improvements in the Manufacture of PhosphonitrogenousFertilisers.
GB315485A (en) Improvements in the manufacture and production of mixed fertilizers
IT1048331B (it) Procedimento per la produzione di polifosfato di ammonio cristallino insolubile in acqua e pannelli antincendio che lo incorporano
GB956627A (en) Process for the polymerisation of hydrocyanic acid
GR36579B (el) Μεθοδος και εγκαταστασις δια την παραγωγην ουριας.

Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
CA Change of address