GB1209911A - Manufacture of phosphoric acid - Google Patents

Manufacture of phosphoric acid

Info

Publication number
GB1209911A
GB1209911A GB482867A GB482867A GB1209911A GB 1209911 A GB1209911 A GB 1209911A GB 482867 A GB482867 A GB 482867A GB 482867 A GB482867 A GB 482867A GB 1209911 A GB1209911 A GB 1209911A
Authority
GB
United Kingdom
Prior art keywords
sulphuric acid
gypsum
phosphoric acid
vessel
caso
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
GB482867A
Other languages
English (en)
Inventor
Thomas Alan Williams
Alexander Thompson
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.)
Marchon Products Ltd
Original Assignee
Marchon Products Ltd
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 Marchon Products Ltd filed Critical Marchon Products Ltd
Priority to GB482867A priority Critical patent/GB1209911A/en
Priority to IL2938068A priority patent/IL29380A/en
Priority to NL6801375A priority patent/NL6801375A/xx
Priority to DE19681667635 priority patent/DE1667635B1/de
Priority to BE710189D priority patent/BE710189A/xx
Priority to FR1556482D priority patent/FR1556482A/fr
Publication of GB1209911A publication Critical patent/GB1209911A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B11/00—Calcium sulfate cements
    • C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
    • 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
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00—Hydraulic cements
    • C04B7/02—Portland cement
    • C04B7/04—Portland cement using raw materials containing gypsum, i.e. processes of the Mueller-Kuehne type

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB482867A 1967-02-01 1967-02-01 Manufacture of phosphoric acid Expired GB1209911A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB482867A GB1209911A (en) 1967-02-01 1967-02-01 Manufacture of phosphoric acid
IL2938068A IL29380A (en) 1967-02-01 1968-01-28 Manufacture of phosphoric acid
NL6801375A NL6801375A (enrdf_load_stackoverflow) 1967-02-01 1968-01-30
DE19681667635 DE1667635B1 (de) 1967-02-01 1968-01-30 Verfahren zur herstellung von phosphorsaeure und calcium sulfat hemihydrat
BE710189D BE710189A (enrdf_load_stackoverflow) 1967-02-01 1968-01-31
FR1556482D FR1556482A (enrdf_load_stackoverflow) 1967-02-01 1968-01-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB482867A GB1209911A (en) 1967-02-01 1967-02-01 Manufacture of phosphoric acid

Publications (1)

Publication Number Publication Date
GB1209911A true GB1209911A (en) 1970-10-21

Family

ID=9784561

Family Applications (1)

Application Number Title Priority Date Filing Date
GB482867A Expired GB1209911A (en) 1967-02-01 1967-02-01 Manufacture of phosphoric acid

Country Status (6)

Country Link
BE (1) BE710189A (enrdf_load_stackoverflow)
DE (1) DE1667635B1 (enrdf_load_stackoverflow)
FR (1) FR1556482A (enrdf_load_stackoverflow)
GB (1) GB1209911A (enrdf_load_stackoverflow)
IL (1) IL29380A (enrdf_load_stackoverflow)
NL (1) NL6801375A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071603A (en) * 1975-08-01 1978-01-31 Albright & Wilson Limited Process for preparing phosphoric acid

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020100254A1 (de) * 2020-01-08 2021-07-08 Thyssenkrupp Ag Integriertes Verfahren zur Herstellung eines Baustoffs aus Phosphorgips
DE102020100238A1 (de) * 2020-01-08 2021-07-08 Thyssenkrupp Ag Integriertes Verfahren zur kommerziellen und industriellen Verwertung von Kalziumsulfat aus der Phosphorsäureproduktion

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL29556C (enrdf_load_stackoverflow) * 1930-02-13
DE1027647B (de) * 1955-02-16 1958-04-10 Nordengren & Co Ab Verfahren zur Herstellung von Phosphorsaeure
FR1409248A (fr) * 1963-07-04 1965-08-27 Prayon Procédé de purification du gypse résiduaire provenant de la fabrication d'acide phosphorique par l'attaque sulfurique de phosphates naturels

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071603A (en) * 1975-08-01 1978-01-31 Albright & Wilson Limited Process for preparing phosphoric acid

Also Published As

Publication number Publication date
FR1556482A (enrdf_load_stackoverflow) 1969-02-07
DE1667635B1 (de) 1971-12-16
NL6801375A (enrdf_load_stackoverflow) 1968-08-02
IL29380A (en) 1972-02-29
BE710189A (enrdf_load_stackoverflow) 1968-05-30

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Legal Events

Date Code Title Description
414F Notice of opposition given (sect. 14/1949)
414A Case decided by the comptroller ** specification amended (sect. 14/1949)
49R Reference inserted (sect. 9/1949)
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees