FR1336816A - Clarification of phosphoric acid solutions - Google Patents

Clarification of phosphoric acid solutions

Info

Publication number
FR1336816A
FR1336816A FR905016A FR905016A FR1336816A FR 1336816 A FR1336816 A FR 1336816A FR 905016 A FR905016 A FR 905016A FR 905016 A FR905016 A FR 905016A FR 1336816 A FR1336816 A FR 1336816A
Authority
FR
France
Prior art keywords
clarification
phosphoric acid
acid solutions
solutions
phosphoric
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
FR905016A
Other languages
French (fr)
Inventor
Pierre Desire
Claude David
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.)
Progil SARL
Original Assignee
Progil SARL
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 to NL295743D priority Critical patent/NL295743A/xx
Application filed by Progil SARL filed Critical Progil SARL
Priority to FR905016A priority patent/FR1336816A/en
Priority to GB2815863A priority patent/GB1020015A/en
Priority to DE19631467110 priority patent/DE1467110B2/en
Priority to ES0290283A priority patent/ES290283A1/en
Priority to AT591963A priority patent/AT245534B/en
Application granted granted Critical
Publication of FR1336816A publication Critical patent/FR1336816A/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
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/235—Clarification; Stabilisation to prevent post-precipitation of dissolved impurities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
FR905016A 1962-07-25 1962-07-25 Clarification of phosphoric acid solutions Expired FR1336816A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL295743D NL295743A (en) 1962-07-25
FR905016A FR1336816A (en) 1962-07-25 1962-07-25 Clarification of phosphoric acid solutions
GB2815863A GB1020015A (en) 1962-07-25 1963-07-16 Method for clarifying solutions of phosphoric acid
DE19631467110 DE1467110B2 (en) 1962-07-25 1963-07-24 Process for decolorizing and clarifying aqueous phosphoric acid solutions
ES0290283A ES290283A1 (en) 1962-07-25 1963-07-24 Method for clarifying solutions of phosphoric acid
AT591963A AT245534B (en) 1962-07-25 1963-07-24 Process for decolorization and clarification of aqueous phosphoric acid solutions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR905016A FR1336816A (en) 1962-07-25 1962-07-25 Clarification of phosphoric acid solutions

Publications (1)

Publication Number Publication Date
FR1336816A true FR1336816A (en) 1963-09-06

Family

ID=8783887

Family Applications (1)

Application Number Title Priority Date Filing Date
FR905016A Expired FR1336816A (en) 1962-07-25 1962-07-25 Clarification of phosphoric acid solutions

Country Status (6)

Country Link
AT (1) AT245534B (en)
DE (1) DE1467110B2 (en)
ES (1) ES290283A1 (en)
FR (1) FR1336816A (en)
GB (1) GB1020015A (en)
NL (1) NL295743A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2234228A1 (en) * 1973-06-21 1975-01-17 Mitsubishi Chem Ind
FR2447347A1 (en) * 1979-01-24 1980-08-22 Rhone Poulenc Ind PROCESS FOR THE TREATMENT OF AN IMPURE PHOSPHORIC ACID
EP0016264A1 (en) * 1978-12-19 1980-10-01 METALLURGIE HOBOKEN-OVERPELT Société anonyme dite: Process for extracting uranium from phosphoric acid
FR2454996A1 (en) * 1979-04-23 1980-11-21 American Cyanamid Co PROCESS FOR PRODUCING CONCENTRATED PHOSPHORIC ACID BY DECANTATION OF SUSPENDED SOLID MATERIALS USING A FLOCCULATING AGENT
FR2519960A1 (en) * 1982-01-18 1983-07-22 Toyo Soda Mfg Co Ltd PROCESS FOR REMOVING ORGANIC MATERIALS CONTAINED IN WET-PRODUCED PHOSPHORIC ACID
CN102649657A (en) * 2012-05-18 2012-08-29 成都市新都化工股份有限公司 Production method for macroelement fully water-soluble fertilizer
EP2661439A4 (en) * 2011-01-04 2015-06-24 Nalco Co Phosphoric acid production gypsum filtration flocculant pre-dilution (make down) with post-filtration phosphoric acid

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5651122B2 (en) * 1973-05-10 1981-12-03
DE2522220C3 (en) * 1975-05-20 1982-05-13 Giulini Chemie Gmbh, 6700 Ludwigshafen Process for the elimination of organic impurities in aqueous phosphoric acid solutions
US4248846A (en) * 1979-07-03 1981-02-03 W. R. Grace & Co. Production of stabilized wet process phosphoric acid
DE3444975A1 (en) * 1984-12-10 1986-06-12 Hoechst Ag, 6230 Frankfurt METHOD FOR DEARSENIZING PHOSPHORIC ACID SOLUTIONS
DE3631290A1 (en) * 1986-09-13 1988-03-24 Budenheim Rud A Oetker Chemie METHOD FOR TREATING WET METAL PHOSPHORIC ACID
US4808391A (en) * 1987-05-01 1989-02-28 Farmland Industries, Inc. Oxidation-reduction process for enhancing the color of and stabilizing wet process phosphoric acid
DE102023100413A1 (en) * 2023-01-10 2024-07-11 Remondis Aqua Gmbh & Co. Kg Process for the extraction and purification of phosphoric acid from ash

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2234228A1 (en) * 1973-06-21 1975-01-17 Mitsubishi Chem Ind
EP0016264A1 (en) * 1978-12-19 1980-10-01 METALLURGIE HOBOKEN-OVERPELT Société anonyme dite: Process for extracting uranium from phosphoric acid
FR2447347A1 (en) * 1979-01-24 1980-08-22 Rhone Poulenc Ind PROCESS FOR THE TREATMENT OF AN IMPURE PHOSPHORIC ACID
FR2454996A1 (en) * 1979-04-23 1980-11-21 American Cyanamid Co PROCESS FOR PRODUCING CONCENTRATED PHOSPHORIC ACID BY DECANTATION OF SUSPENDED SOLID MATERIALS USING A FLOCCULATING AGENT
FR2519960A1 (en) * 1982-01-18 1983-07-22 Toyo Soda Mfg Co Ltd PROCESS FOR REMOVING ORGANIC MATERIALS CONTAINED IN WET-PRODUCED PHOSPHORIC ACID
US4637922A (en) * 1982-01-18 1987-01-20 Toyo Soda Manufacturing Co., Ltd. Method for removing organic materials from a wet process phosphoric acid
EP2661439A4 (en) * 2011-01-04 2015-06-24 Nalco Co Phosphoric acid production gypsum filtration flocculant pre-dilution (make down) with post-filtration phosphoric acid
US9187327B2 (en) 2011-01-04 2015-11-17 Nalco Company Phosphoric acid production gypsum filtration flocculant pre-dilution (make down) with post-filtration phosphoric acid
CN102649657A (en) * 2012-05-18 2012-08-29 成都市新都化工股份有限公司 Production method for macroelement fully water-soluble fertilizer

Also Published As

Publication number Publication date
NL295743A (en)
GB1020015A (en) 1966-02-16
AT245534B (en) 1966-03-10
DE1467110B2 (en) 1970-11-12
ES290283A1 (en) 1964-02-16
DE1467110A1 (en) 1969-08-28

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