FR833461A - Process for removing free acid present in phosphoric acid based fertilizers, in particular superphosphates - Google Patents

Process for removing free acid present in phosphoric acid based fertilizers, in particular superphosphates

Info

Publication number
FR833461A
FR833461A FR833461DA FR833461A FR 833461 A FR833461 A FR 833461A FR 833461D A FR833461D A FR 833461DA FR 833461 A FR833461 A FR 833461A
Authority
FR
France
Prior art keywords
superphosphates
removing free
phosphoric acid
based fertilizers
free acid
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.)
KEMISKA PATENTER AB
Original Assignee
KEMISKA PATENTER AB
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 KEMISKA PATENTER AB filed Critical KEMISKA PATENTER AB
Application granted granted Critical
Publication of FR833461A publication Critical patent/FR833461A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B1/00—Superphosphates, i.e. fertilisers produced by reacting rock or bone phosphates with sulfuric or phosphoric acid in such amounts and concentrations as to yield solid products directly
    • C05B1/02—Superphosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR833461D 1937-09-30 1938-02-10 Process for removing free acid present in phosphoric acid based fertilizers, in particular superphosphates Expired FR833461A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE833461X 1937-09-30

Publications (1)

Publication Number Publication Date
FR833461A true FR833461A (en) 1938-10-21

Family

ID=6759468

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833461D Expired FR833461A (en) 1937-09-30 1938-02-10 Process for removing free acid present in phosphoric acid based fertilizers, in particular superphosphates

Country Status (1)

Country Link
FR (1) FR833461A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE742260C (en) * 1941-04-06 1943-11-26 Sued Chemie Ag Process for the production of fertilizers containing dicalcium phosphate
DE747163C (en) * 1939-07-19 1944-09-13 Lonza Elek Zitaetswerke Und Ch Process for the production of coarse-grained superphosphate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE747163C (en) * 1939-07-19 1944-09-13 Lonza Elek Zitaetswerke Und Ch Process for the production of coarse-grained superphosphate
DE742260C (en) * 1941-04-06 1943-11-26 Sued Chemie Ag Process for the production of fertilizers containing dicalcium phosphate

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