FR682121A - Process for the production of sulfuric acid and artificial Portland cement from substances containing calcium sulphate - Google Patents

Process for the production of sulfuric acid and artificial Portland cement from substances containing calcium sulphate

Info

Publication number
FR682121A
FR682121A FR682121DA FR682121A FR 682121 A FR682121 A FR 682121A FR 682121D A FR682121D A FR 682121DA FR 682121 A FR682121 A FR 682121A
Authority
FR
France
Prior art keywords
production
sulfuric acid
portland cement
containing calcium
calcium sulphate
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)
Inventor
Henry Meuris
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 FR682121A publication Critical patent/FR682121A/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
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
    • C01B17/506—Preparation of sulfur dioxide by reduction of sulfur compounds of calcium 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)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
FR682121D 1928-10-06 1929-09-21 Process for the production of sulfuric acid and artificial Portland cement from substances containing calcium sulphate Expired FR682121A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE682121X 1928-10-06

Publications (1)

Publication Number Publication Date
FR682121A true FR682121A (en) 1930-05-23

Family

ID=3877782

Family Applications (1)

Application Number Title Priority Date Filing Date
FR682121D Expired FR682121A (en) 1928-10-06 1929-09-21 Process for the production of sulfuric acid and artificial Portland cement from substances containing calcium sulphate

Country Status (3)

Country Link
BE (1) BE354788A (en)
FR (1) FR682121A (en)
NL (1) NL26321C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426147A (en) * 1945-01-09 1947-08-19 Smidth & Co As F L Cement manufacture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426147A (en) * 1945-01-09 1947-08-19 Smidth & Co As F L Cement manufacture

Also Published As

Publication number Publication date
BE354788A (en)
NL26321C (en)

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