FR2432477B1 - - Google Patents

Info

Publication number
FR2432477B1
FR2432477B1 FR7912214A FR7912214A FR2432477B1 FR 2432477 B1 FR2432477 B1 FR 2432477B1 FR 7912214 A FR7912214 A FR 7912214A FR 7912214 A FR7912214 A FR 7912214A FR 2432477 B1 FR2432477 B1 FR 2432477B1
Authority
FR
France
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
FR7912214A
Other versions
FR2432477A1 (fr
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.)
PennzEnergy Co
Original Assignee
Pennzoil Co
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 claimed from US05/930,147 external-priority patent/US4160657A/en
Application filed by Pennzoil Co filed Critical Pennzoil Co
Publication of FR2432477A1 publication Critical patent/FR2432477A1/fr
Application granted granted Critical
Publication of FR2432477B1 publication Critical patent/FR2432477B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/20—Halides
    • C01F11/22—Fluorides
    • 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
    • C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
    • C01B25/223—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen only one form of calcium sulfate being formed
    • C01B25/225—Dihydrate process
    • 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
    • C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/328—Defluorination during or after the preparation
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B11/00—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
    • C05B11/04—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid
    • C05B11/10—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using orthophosphoric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Fertilizers (AREA)
  • Removal Of Specific Substances (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Silicon Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FR7912214A 1978-08-02 1979-05-14 Procede de preparation de phosphate monocalcique et d'acide phosphorique par acidulation de phosphate naturel avec de l'acide phosphorique Granted FR2432477A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/930,147 US4160657A (en) 1978-01-19 1978-08-02 Preparation of monocalcium phosphate and phosphoric acid

Publications (2)

Publication Number Publication Date
FR2432477A1 FR2432477A1 (fr) 1980-02-29
FR2432477B1 true FR2432477B1 (fr) 1984-05-11

Family

ID=25458980

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7912214A Granted FR2432477A1 (fr) 1978-08-02 1979-05-14 Procede de preparation de phosphate monocalcique et d'acide phosphorique par acidulation de phosphate naturel avec de l'acide phosphorique

Country Status (13)

Country Link
JP (1) JPS5827207B2 (fr)
BE (1) BE876325A (fr)
BR (1) BR7903045A (fr)
CA (1) CA1115483A (fr)
DE (1) DE2930825A1 (fr)
ES (1) ES480523A1 (fr)
FR (1) FR2432477A1 (fr)
GB (1) GB2026996B (fr)
IL (1) IL57301A (fr)
IN (1) IN150442B (fr)
IT (1) IT1194869B (fr)
MA (1) MA18439A1 (fr)
ZA (1) ZA792199B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS586530B2 (ja) * 1976-09-06 1983-02-04 ライオン株式会社 複合エマルジヨン
JPS58143831A (ja) * 1982-02-22 1983-08-26 Taihoo Kogyo Kk Ｗ／ｏ／ｗ複合エマルジヨン
JPS6016546A (ja) * 1983-07-07 1985-01-28 Meiji Milk Prod Co Ltd ホイップ用クリーム
JPS6016542A (ja) * 1983-07-07 1985-01-28 Meiji Milk Prod Co Ltd コーヒークリーム
JPS60102137A (ja) * 1983-07-08 1985-06-06 Meiji Milk Prod Co Ltd 合成乳及び合成濃縮乳

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2218382C3 (de) * 1972-04-15 1975-08-21 Gebrueder Giulini Gmbh, 6700 Ludwigshafen Verfahren zur Herstellung von reinem Calciumsulfat beim Phosphorsäurenaßaufschluß
DE2543632C2 (de) * 1974-10-07 1987-04-02 Pennzoil Co. (n.d.Ges.des Staates Delaware), Shreveport, La. Verfahren zum Herstellen einer Lösung von Monocalciumphosphat in Phosphorsäure
US4055626A (en) * 1976-06-15 1977-10-25 Pennzoil Company Method of producing fluoride-free phosphoric acid

Also Published As

Publication number Publication date
JPS5523087A (en) 1980-02-19
JPS5827207B2 (ja) 1983-06-08
DE2930825C2 (fr) 1988-01-07
IT1194869B (it) 1988-09-28
DE2930825A1 (de) 1980-02-21
GB2026996B (en) 1982-09-02
ZA792199B (en) 1980-05-28
GB2026996A (en) 1980-02-13
CA1115483A (fr) 1982-01-05
IN150442B (fr) 1982-10-09
ES480523A1 (es) 1980-01-16
IL57301A (en) 1982-07-30
BE876325A (fr) 1979-11-19
BR7903045A (pt) 1980-03-18
FR2432477A1 (fr) 1980-02-29
IT7912625A0 (it) 1979-06-01
MA18439A1 (fr) 1979-12-31

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Legal Events

Date Code Title Description
ST Notification of lapse