FR1506969A - Fabrication de l'acide phosphorique par voie humide - Google Patents

Fabrication de l'acide phosphorique par voie humide

Info

Publication number
FR1506969A
FR1506969A FR89425A FR89425A FR1506969A FR 1506969 A FR1506969 A FR 1506969A FR 89425 A FR89425 A FR 89425A FR 89425 A FR89425 A FR 89425A FR 1506969 A FR1506969 A FR 1506969A
Authority
FR
France
Prior art keywords
phosphoric acid
wet manufacture
wet
manufacture
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
FR89425A
Other languages
English (en)
Inventor
Edwin Burton Lopker
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 filed Critical
Application granted granted Critical
Publication of FR1506969A publication Critical patent/FR1506969A/fr
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
    • C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
    • C01B25/223—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen only one form of calcium sulfate being formed
    • C01B25/225—Dihydrate 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
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • C01B25/2204—Arrangements of vessels used in reacting phosphate-containing material in wet process
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Treatment Of Sludge (AREA)
  • Supercharger (AREA)
  • Removal Of Specific Substances (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
FR89425A 1966-01-03 1966-12-29 Fabrication de l'acide phosphorique par voie humide Expired FR1506969A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US51822966A 1966-01-03 1966-01-03
US54364866A 1966-04-19 1966-04-19
US54372366A 1966-04-19 1966-04-19

Publications (1)

Publication Number Publication Date
FR1506969A true FR1506969A (fr) 1967-12-22

Family

ID=27414689

Family Applications (2)

Application Number Title Priority Date Filing Date
FR89424A Expired FR1506968A (fr) 1966-01-03 1966-12-29 Procédé de fabrication d'acide phosphorique
FR89425A Expired FR1506969A (fr) 1966-01-03 1966-12-29 Fabrication de l'acide phosphorique par voie humide

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR89424A Expired FR1506968A (fr) 1966-01-03 1966-12-29 Procédé de fabrication d'acide phosphorique

Country Status (12)

Country Link
US (2) US3522004A (fr)
JP (1) JPS4942597B1 (fr)
BE (2) BE692113A (fr)
CA (1) CA951871A (fr)
DE (2) DE1567653A1 (fr)
ES (4) ES335166A1 (fr)
FI (1) FI48059C (fr)
FR (2) FR1506968A (fr)
GB (2) GB1175422A (fr)
IL (1) IL27083A (fr)
NL (3) NL146460B (fr)
NO (2) NO119312B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2059670A1 (fr) * 1969-08-25 1971-06-04 Whiting Corp
US3939248A (en) * 1964-06-22 1976-02-17 Whiting Corporation Process and apparatus for manufacturing phosphoric acid

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4140748A (en) * 1976-07-07 1979-02-20 Occidental Petroleum Corporation Hemihydrate type phosphoric acid process with crystal modifier
US3852040A (en) * 1972-05-30 1974-12-03 Bahco Ventilation Ab Apparatus for removing undesirable substances from flue gas or the like
GB1557663A (en) * 1975-08-01 1979-12-12 Albright & Wilson Process for preparing phosphore acid
DE146443C (fr) * 1976-07-07 Occidental Petroleum Corp
US4196172A (en) * 1976-07-07 1980-04-01 Occidental Petroleum Corporation Hemihydrate type phosphoric acid process
LU78457A1 (fr) * 1977-11-04 1979-06-13 Prayon Soc Procede de fabrication d'acide phosphorique
US4188366A (en) * 1977-11-18 1980-02-12 Societe De Prayon Manufacture of phosphoric acid
US4258007A (en) * 1978-01-05 1981-03-24 Occidental Research Corporation Feed system for phosphoric acid production with decreased foaming
EP0032407A3 (fr) * 1977-12-29 1982-02-17 Occidental Petroleum Corporation Procédé de production d'acide phosphorique
US4277448A (en) * 1977-12-29 1981-07-07 Occidental Petroleum Corporation Phosphoric acid process with high circulation rates
US4258008A (en) * 1978-01-05 1981-03-24 Occidental Research Corporation System for phosphoric acid production with decreased foaming
US4220630A (en) * 1978-01-04 1980-09-02 Occidental Petroleum Corporation Hemihydrate type process for phosphoric acid manufacture using additive to improve filterability
US4276270A (en) * 1978-01-06 1981-06-30 Occidental Research Corporation Start-up procedure in producing phosphoric acid by the hemihydrate process
US4363786A (en) * 1978-05-26 1982-12-14 Occidental Chemical Corp. Apparatus for reacting a particulate solid and a liquid
US4260584A (en) * 1978-05-26 1981-04-07 Occidental Petroleum Corporation Apparatus useful for wet process phosphoric acid production
US5093088A (en) * 1987-07-28 1992-03-03 Potash Corporation Of Saskatchewan Apparatus for producing phosphoric acid from phosphate ore
US5362460A (en) * 1993-09-24 1994-11-08 Science Ventures Inc. Magnesium separation from dolomitic phosphate by sulfuric acid leaching
WO2004067139A1 (fr) * 2003-01-31 2004-08-12 Ebara Corporation Procede et appareil d'elimination d'ions dans un fluide par cristallisation
US20060196835A1 (en) * 2003-01-31 2006-09-07 Ebara Corporation Method and apparatus for removing ions in liquid through crystallization method
CN103482594A (zh) * 2013-09-12 2014-01-01 瓮福（集团）有限责任公司 一种降低湿法磷酸萃取槽硫酸钙过饱和度磷矿的加入方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2109347A (en) * 1931-06-13 1938-02-22 Solvay Process Co Process and apparatus for the production of salts
US2897053A (en) * 1954-02-26 1959-07-28 Struthers Wells Corp Wet process for phosphoric acid manufacture
BE538799A (fr) * 1955-06-07 1955-06-30 Union Chimique Belge Sa
US2887362A (en) * 1955-12-30 1959-05-19 Phillips Petroleum Co Manufacture of phosphoric acid
US3257168A (en) * 1961-03-30 1966-06-21 Singmaster & Breyer Process for manufacture of phosphoric acid
US3416889A (en) * 1964-06-22 1968-12-17 Whiting Corp Process and apparatus for manufacturing phosphoric acid

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939248A (en) * 1964-06-22 1976-02-17 Whiting Corporation Process and apparatus for manufacturing phosphoric acid
FR2059670A1 (fr) * 1969-08-25 1971-06-04 Whiting Corp

Also Published As

Publication number Publication date
US3522004A (en) 1970-07-28
FR1506968A (fr) 1967-12-22
US3522003A (en) 1970-07-28
FI48059C (fi) 1974-06-10
NO119312B (fr) 1970-05-04
CA951871A (en) 1974-07-30
FI48059B (fr) 1974-02-28
ES335165A1 (es) 1968-06-16
NL6618461A (fr) 1967-07-04
NO122364B (fr) 1971-06-21
NL146460B (nl) 1975-07-15
GB1175422A (en) 1969-12-23
BE692114A (fr) 1967-06-16
GB1175421A (en) 1969-12-23
DE1567654A1 (de) 1972-01-05
DE1567653A1 (de) 1972-05-18
IL27083A (en) 1970-09-17
BE692113A (fr) 1967-06-16
ES347860A1 (es) 1969-06-01
JPS4942597B1 (fr) 1974-11-15
DE1567654B2 (de) 1976-07-01
ES347840A1 (es) 1969-02-16
ES335166A1 (es) 1968-06-01
NL7301940A (fr) 1973-04-25
NL6618462A (fr) 1967-07-04

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