DK138941B - Continuous process for the production of phosphoric acid and gypsum. - Google Patents

Continuous process for the production of phosphoric acid and gypsum.

Info

Publication number
DK138941B
DK138941B DK460166AA DK460166A DK138941B DK 138941 B DK138941 B DK 138941B DK 460166A A DK460166A A DK 460166AA DK 460166 A DK460166 A DK 460166A DK 138941 B DK138941 B DK 138941B
Authority
DK
Denmark
Prior art keywords
gypsum
production
phosphoric acid
continuous process
continuous
Prior art date
Application number
DK460166AA
Other languages
Danish (da)
Other versions
DK138941C (en
Inventor
Adriaan Cornelis Van Es
Arnoud Waller
Original Assignee
Albatros Superfosfaat
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 Albatros Superfosfaat filed Critical Albatros Superfosfaat
Publication of DK138941B publication Critical patent/DK138941B/en
Application granted granted Critical
Publication of DK138941C publication Critical patent/DK138941C/da

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
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DK460166AA 1965-09-08 1966-09-07 Continuous process for the production of phosphoric acid and gypsum. DK138941B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB38480/65A GB1162514A (en) 1965-09-08 1965-09-08 Process for the preparation of Phosphoric Acid and Gypsum from Phosphate Rock

Publications (2)

Publication Number Publication Date
DK138941B true DK138941B (en) 1978-11-20
DK138941C DK138941C (en) 1979-05-07

Family

ID=10403731

Family Applications (1)

Application Number Title Priority Date Filing Date
DK460166AA DK138941B (en) 1965-09-08 1966-09-07 Continuous process for the production of phosphoric acid and gypsum.

Country Status (13)

Country Link
AT (1) AT285526B (en)
BE (1) BE686573A (en)
DE (1) DE1542611C3 (en)
DK (1) DK138941B (en)
ES (1) ES330957A1 (en)
FI (1) FI44589B (en)
GB (1) GB1162514A (en)
IL (1) IL26394A (en)
NL (1) NL153151B (en)
NO (1) NO116160B (en)
OA (1) OA02139A (en)
SE (1) SE315575C (en)
SU (1) SU389657A3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3653826A (en) * 1967-09-21 1972-04-04 Nissan Chemical Ind Ltd Process for the production of phosphoric acid at a high concentration and a gypsum by-product of improved quality
EP1419108B1 (en) * 2001-08-24 2005-12-21 Purac Biochem B.V. Method for the preparation of lactic acid and calcium sulphate dihydrate
US6632966B2 (en) 2001-08-24 2003-10-14 Purac Biochem B.V. Method for the preparation of lactic acid and calcium sulphate dihydrate
RU2599525C1 (en) * 2015-04-23 2016-10-10 Открытое акционерное общество "Научно-исследовательский институт по удобрениям и инсектофунгицидам имени профессора Я.В. Самойлова" (ОАО "НИУИФ") Method of producing wet-process phosphoric acid
CN111732086A (en) * 2020-07-31 2020-10-02 天宝动物营养科技股份有限公司 Process for preparing phosphoric acid and co-producing high-purity gypsum by semi-water-dihydrate method
CN116768171B (en) * 2023-06-28 2024-07-02 昆明川金诺化工股份有限公司 Process for producing high-quality semi-aqueous wet-process phosphoric acid

Also Published As

Publication number Publication date
NL6612150A (en) 1967-03-09
DE1542611A1 (en) 1970-04-09
DE1542611C3 (en) 1978-05-11
NL153151B (en) 1977-05-16
FI44589B (en) 1971-08-31
AT285526B (en) 1970-10-27
BE686573A (en) 1967-03-07
SE315575B (en) 1969-10-06
IL26394A (en) 1970-02-19
DK138941C (en) 1979-05-07
OA02139A (en) 1970-05-05
DE1542611B2 (en) 1974-06-27
ES330957A1 (en) 1967-09-16
SE315575C (en) 1975-10-20
NO116160B (en) 1969-02-10
GB1162514A (en) 1969-08-27
SU389657A3 (en) 1973-07-05

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