FR805221A - Process for the purification of crude phosphoric acid - Google Patents

Process for the purification of crude phosphoric acid

Info

Publication number
FR805221A
FR805221A FR805221DA FR805221A FR 805221 A FR805221 A FR 805221A FR 805221D A FR805221D A FR 805221DA FR 805221 A FR805221 A FR 805221A
Authority
FR
France
Prior art keywords
purification
phosphoric acid
crude phosphoric
crude
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.)
PULVERFABRIK SKODAWERKE WETZLE
Original Assignee
PULVERFABRIK SKODAWERKE WETZLE
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 PULVERFABRIK SKODAWERKE WETZLE filed Critical PULVERFABRIK SKODAWERKE WETZLE
Application granted granted Critical
Publication of FR805221A publication Critical patent/FR805221A/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
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet 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
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
FR805221D 1935-04-30 1936-04-22 Process for the purification of crude phosphoric acid Expired FR805221A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT805221X 1935-04-30

Publications (1)

Publication Number Publication Date
FR805221A true FR805221A (en) 1936-11-14

Family

ID=3681213

Family Applications (1)

Application Number Title Priority Date Filing Date
FR805221D Expired FR805221A (en) 1935-04-30 1936-04-22 Process for the purification of crude phosphoric acid

Country Status (1)

Country Link
FR (1) FR805221A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447348A1 (en) * 1979-01-24 1980-08-22 Rhone Poulenc Ind PROCESS FOR THE PURIFICATION OF AN IMPURE PHOSPHORIC ACID

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447348A1 (en) * 1979-01-24 1980-08-22 Rhone Poulenc Ind PROCESS FOR THE PURIFICATION OF AN IMPURE PHOSPHORIC ACID

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