FR1357727A - Procédé de préparation de phosphate de potassium - Google Patents

Procédé de préparation de phosphate de potassium

Info

Publication number
FR1357727A
FR1357727A FR926021A FR926021A FR1357727A FR 1357727 A FR1357727 A FR 1357727A FR 926021 A FR926021 A FR 926021A FR 926021 A FR926021 A FR 926021A FR 1357727 A FR1357727 A FR 1357727A
Authority
FR
France
Prior art keywords
potassium phosphate
preparing potassium
preparing
phosphate
potassium
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.)
Expired
Application number
FR926021A
Other languages
English (en)
Inventor
Jean Martin
Jean Rene Andrieu
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.)
SOC ETU CHIMIQUES IND ET AGRI
Original Assignee
SOC ETU CHIMIQUES IND ET AGRI
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 BE644248D priority Critical patent/BE644248A/xx
Application filed by SOC ETU CHIMIQUES IND ET AGRI filed Critical SOC ETU CHIMIQUES IND ET AGRI
Priority to FR926021A priority patent/FR1357727A/fr
Priority to NL6400649A priority patent/NL6400649A/xx
Priority to GB6063/64A priority patent/GB1044254A/en
Priority to US345089A priority patent/US3378340A/en
Application granted granted Critical
Publication of FR1357727A publication Critical patent/FR1357727A/fr
Expired 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
    • C05B13/06—Alkali and alkaline earth meta- or polyphosphate fertilisers
    • 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
    • C01B25/44—Metaphosphates
    • C01B25/445—Metaphosphates of alkali metals
    • 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
    • C01B25/455—Phosphates containing halogen
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Fertilizers (AREA)
FR926021A 1963-02-26 1963-02-26 Procédé de préparation de phosphate de potassium Expired FR1357727A (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE644248D BE644248A (fr) 1963-02-26
FR926021A FR1357727A (fr) 1963-02-26 1963-02-26 Procédé de préparation de phosphate de potassium
NL6400649A NL6400649A (fr) 1963-02-26 1964-01-28
GB6063/64A GB1044254A (en) 1963-02-26 1964-02-13 Process for the preparation of potassium metaphosphates
US345089A US3378340A (en) 1963-02-26 1964-02-17 Process for the preparation of potassium phosphate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR926021A FR1357727A (fr) 1963-02-26 1963-02-26 Procédé de préparation de phosphate de potassium

Publications (1)

Publication Number Publication Date
FR1357727A true FR1357727A (fr) 1964-04-10

Family

ID=8797891

Family Applications (1)

Application Number Title Priority Date Filing Date
FR926021A Expired FR1357727A (fr) 1963-02-26 1963-02-26 Procédé de préparation de phosphate de potassium

Country Status (5)

Country Link
US (1) US3378340A (fr)
BE (1) BE644248A (fr)
FR (1) FR1357727A (fr)
GB (1) GB1044254A (fr)
NL (1) NL6400649A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414375A (en) * 1963-08-07 1968-12-03 Prod Chim Du Limbourg Two-stage process for the preparation of potassium metaphosphate

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4360625A (en) * 1979-12-14 1982-11-23 Monsanto Company Acicular, crystalline calcium metaphosphate
US4824649A (en) * 1987-08-31 1989-04-25 Stauffer Chemical Company High viscosity potassium metaphosphate
CN103304301B (zh) * 2013-06-29 2015-02-11 贵州省五谷惠生态农业科技有限公司 一种缓释型磷钾肥料的生产方法
CN106348272B (zh) * 2016-09-23 2018-06-08 武汉工程大学 一种固体磷酸二氢钾融熔除砷制备食品级偏磷酸钾的工艺
CN111348635A (zh) * 2020-04-10 2020-06-30 上海太洋科技有限公司 一种光学级偏磷酸钾的制备方法
CN116924380B (zh) * 2023-09-15 2023-12-29 山东海化集团有限公司 一种二氟磷酸钠的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2167757A (en) * 1936-07-11 1939-08-01 Monsanto Chemicals Manufacture of tetra alkali-metal pyrophosphate and chlorine
US2280848A (en) * 1939-12-15 1942-04-28 Gordon R Pole Making alkali metal phosphates
US2888321A (en) * 1955-09-13 1959-05-26 Int Minerals & Chem Corp Manufacture of alkali metal polyphosphates
US2988439A (en) * 1957-04-30 1961-06-13 Int Minerals & Chem Corp Method of preparing a potassium polyphosphate glass fertilizer
US3049419A (en) * 1957-08-01 1962-08-14 Scottish Agricultural Ind Ltd Granular fertilisers
US3132020A (en) * 1961-01-19 1964-05-05 Kalk Chemische Fabrik Gmbh Production of granulated fertilizers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3414375A (en) * 1963-08-07 1968-12-03 Prod Chim Du Limbourg Two-stage process for the preparation of potassium metaphosphate

Also Published As

Publication number Publication date
US3378340A (en) 1968-04-16
NL6400649A (fr) 1964-08-27
GB1044254A (en) 1966-09-28
BE644248A (fr) 1900-01-01

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