IL67642A - Process for the production of phosphoric acid and method for upgrading phosphate ore - Google Patents

Process for the production of phosphoric acid and method for upgrading phosphate ore

Info

Publication number
IL67642A
IL67642A IL67642A IL6764283A IL67642A IL 67642 A IL67642 A IL 67642A IL 67642 A IL67642 A IL 67642A IL 6764283 A IL6764283 A IL 6764283A IL 67642 A IL67642 A IL 67642A
Authority
IL
Israel
Prior art keywords
upgrading
production
phosphoric acid
phosphate ore
ore
Prior art date
Application number
IL67642A
Other languages
English (en)
Other versions
IL67642A0 (en
Original Assignee
Pennzoil Co
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 Pennzoil Co filed Critical Pennzoil Co
Publication of IL67642A0 publication Critical patent/IL67642A0/xx
Publication of IL67642A publication Critical patent/IL67642A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/32Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/322Preparation by neutralisation of orthophosphoric acid
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/18Phosphoric acid
    • C01B25/22Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • C01B25/222Preparation 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
    • C01B25/223Preparation 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
    • C01B25/225Dihydrate process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
IL67642A 1982-01-12 1983-01-10 Process for the production of phosphoric acid and method for upgrading phosphate ore IL67642A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/338,999 US4393032A (en) 1982-01-12 1982-01-12 Production of phosphoric acid and additional products from phosphate ore

Publications (2)

Publication Number Publication Date
IL67642A0 IL67642A0 (en) 1983-05-15
IL67642A true IL67642A (en) 1986-08-31

Family

ID=23327026

Family Applications (1)

Application Number Title Priority Date Filing Date
IL67642A IL67642A (en) 1982-01-12 1983-01-10 Process for the production of phosphoric acid and method for upgrading phosphate ore

Country Status (7)

Country Link
US (1) US4393032A (es)
AU (1) AU558712B2 (es)
BR (1) BR8300111A (es)
CA (1) CA1186132A (es)
IL (1) IL67642A (es)
MA (1) MA19682A1 (es)
MX (1) MX159703A (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4479923A (en) * 1982-01-12 1984-10-30 Pennzoil Company Production of phosphoric acid and additional products from phosphate ore
US5158594A (en) * 1982-10-25 1992-10-27 Oxford Ronald E Granulated nitrogen-phosphorus-potassium-sulfur fertilizer from waste gypsum slurry
US4828811A (en) * 1987-07-28 1989-05-09 Potash Corporation Of Saskatchewan Method for producing phosphoric acid from phosphate ore
MX173389B (es) * 1990-11-28 1994-02-25 Fosfatos Ind S A De C V Proceso para la fabricacion directa de ortofosfatos a partir de fosfatos de calcio impuros
BE1013634A3 (fr) * 2000-08-03 2002-05-07 Ecophos Procede de production d'acide phosphorique.
CA3072408A1 (fr) * 2017-08-11 2019-02-14 Prayon Technologies Procede d'attaque acide d'une source phosphatee
US10759662B2 (en) 2018-03-12 2020-09-01 Solenis Technologies, L.P. Systems and methods for reducing formation of scale in phosphoric acid production
CN114602645B (zh) * 2022-03-28 2024-01-26 云南磷化集团有限公司 一种胶磷矿预先筛分擦洗脱泥联合处理方法
CN115304041A (zh) * 2022-09-26 2022-11-08 瓮福(集团)有限责任公司 一种二水湿法磷酸生产降低磷石膏不溶性磷的工艺
CN115959641A (zh) * 2022-12-13 2023-04-14 昆明川金诺化工股份有限公司 低品位磷矿正浮选磷尾矿生产湿法磷酸的方法及其应用

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899292A (en) * 1959-08-11 Saw phosphate rock
US2567227A (en) * 1948-01-28 1951-09-11 Chemical Foundation Inc Production of calcium phosphate
US2728635A (en) * 1951-07-16 1955-12-27 Chemical Foundation Inc Production of feed grade dicalcium phosphate
US4140748A (en) * 1976-07-07 1979-02-20 Occidental Petroleum Corporation Hemihydrate type phosphoric acid process with crystal modifier
US2914380A (en) * 1956-04-04 1959-11-24 Horizons Inc Production of ca(h2po4)2
US2954275A (en) * 1958-01-15 1960-09-27 John N Carothers Process of recovering fluorine from phosphate rock
US3150957A (en) * 1961-06-07 1964-09-29 Armour & Co Treatment of phosphate rock
US3494735A (en) * 1964-07-31 1970-02-10 Multi Minerals Ltd Phosphoric acid
GB1081895A (en) * 1965-11-09 1967-09-06 Occidental Res & Eng Improvements relating to the production of phosphoric acids
US3401014A (en) * 1965-11-26 1968-09-10 Olin Mathieson Preparation of pure monocalcium phosphate
US3645676A (en) * 1969-03-04 1972-02-29 Multi Minerals Ltd Production of monocalcium orthophosphate
US3919395A (en) * 1970-11-18 1975-11-11 United States Gypsum Co Process for extraction of phosphorus compounds
US3743725A (en) * 1971-11-04 1973-07-03 Atlantic Richfield Co Process for the recovery in useful form of fluorine values from phosphate rock while producing phosphoric acid
US4086322A (en) * 1974-10-07 1978-04-25 Pennzoil Company Production of fluoride-free phosphates
US4029743A (en) * 1975-12-24 1977-06-14 Hauge Douglas O Phosphoric acid manufacture
US4026995A (en) * 1976-02-11 1977-05-31 Atlantic Richfield Company Process for defluorination of commercial phosphoric acid
US4284614A (en) * 1976-04-13 1981-08-18 Occidental Petroleum Corp. Process for production of high purity phosphoric acid from high alumina phosphate pebble rock
DE146443C (es) * 1976-07-07 Occidental Petroleum Corp
US4258007A (en) * 1978-01-05 1981-03-24 Occidental Research Corporation Feed system for phosphoric acid production with decreased foaming
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
US4276270A (en) * 1978-01-06 1981-06-30 Occidental Research Corporation Start-up procedure in producing phosphoric acid by the hemihydrate process
US4260584A (en) * 1978-05-26 1981-04-07 Occidental Petroleum Corporation Apparatus useful for wet process phosphoric acid production
US4309395A (en) * 1980-04-21 1982-01-05 Hauge Douglas O Phosphoric acid production

Also Published As

Publication number Publication date
IL67642A0 (en) 1983-05-15
AU1007983A (en) 1983-07-21
BR8300111A (pt) 1983-10-04
MX159703A (es) 1989-08-08
MA19682A1 (fr) 1983-10-01
CA1186132A (en) 1985-04-30
US4393032A (en) 1983-07-12
AU558712B2 (en) 1987-02-05

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