FR838854A - Process for the manufacture of alkaline phosphates starting from crude phosphates containing calcium - Google Patents

Process for the manufacture of alkaline phosphates starting from crude phosphates containing calcium

Info

Publication number
FR838854A
FR838854A FR838854DA FR838854A FR 838854 A FR838854 A FR 838854A FR 838854D A FR838854D A FR 838854DA FR 838854 A FR838854 A FR 838854A
Authority
FR
France
Prior art keywords
phosphates
manufacture
starting
containing calcium
crude
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
Other languages
French (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.)
Chemische Fabrik Budenhiem KG
Original Assignee
Chemische Fabrik Budenhiem KG
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 Chemische Fabrik Budenhiem KG filed Critical Chemische Fabrik Budenhiem KG
Application granted granted Critical
Publication of FR838854A publication Critical patent/FR838854A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C01B25/30—Alkali metal phosphates
    • C01B25/305—Preparation from phosphorus-containing compounds by alkaline treatment
    • C01B25/306—Preparation from phosphorus-containing compounds by alkaline treatment from phosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
FR838854D 1937-07-16 1938-06-03 Process for the manufacture of alkaline phosphates starting from crude phosphates containing calcium Expired FR838854A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEC53018D DE719001C (en) 1937-07-16 1937-07-16 Production of alkali phosphates from calcium-containing rock phosphates

Publications (1)

Publication Number Publication Date
FR838854A true FR838854A (en) 1939-03-17

Family

ID=7027700

Family Applications (1)

Application Number Title Priority Date Filing Date
FR838854D Expired FR838854A (en) 1937-07-16 1938-06-03 Process for the manufacture of alkaline phosphates starting from crude phosphates containing calcium

Country Status (2)

Country Link
DE (1) DE719001C (en)
FR (1) FR838854A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2549031A1 (en) * 1983-06-24 1985-01-18 Griffith Thomas ALKALINE TREATMENT OF CALCIUM PHOSPHATES, ALUMINUM AND NATURAL IRON

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2549031A1 (en) * 1983-06-24 1985-01-18 Griffith Thomas ALKALINE TREATMENT OF CALCIUM PHOSPHATES, ALUMINUM AND NATURAL IRON

Also Published As

Publication number Publication date
DE719001C (en) 1942-03-26

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