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PL320762A1 - Method of processing pghosphate gypsum wastes - Google Patents

Method of processing pghosphate gypsum wastes

Info

Publication number
PL320762A1
PL320762A1 PL32076297A PL32076297A PL320762A1 PL 320762 A1 PL320762 A1 PL 320762A1 PL 32076297 A PL32076297 A PL 32076297A PL 32076297 A PL32076297 A PL 32076297A PL 320762 A1 PL320762 A1 PL 320762A1
Authority
PL
Poland
Prior art keywords
pghosphate
processing
gypsum
wastes
gypsum wastes
Prior art date
Application number
PL32076297A
Other versions
PL186189B1 (en
Inventor
Marek Zielinski
Original Assignee
Marek Zielinski
Kosicka Dobroslawa
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 Marek Zielinski, Kosicka Dobroslawa filed Critical Marek Zielinski
Priority to PL97320762A priority Critical patent/PL186189B1/en
Priority to AU76790/98A priority patent/AU7679098A/en
Priority to PCT/PL1998/000027 priority patent/WO1998058877A1/en
Priority to MA25131A priority patent/MA24576A1/en
Publication of PL320762A1 publication Critical patent/PL320762A1/en
Publication of PL186189B1 publication Critical patent/PL186189B1/en

Links

Classifications

    • 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
    • C01F11/02—Oxides or hydroxides
    • C01F11/08—Oxides or hydroxides by reduction of sulfates
    • 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
    • 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
    • C04B7/34—Hydraulic lime cements; Roman cements ; natural cements
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

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)
  • Processing Of Solid Wastes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
PL97320762A 1997-06-23 1997-06-23 Method of processing phosphate gypsum wastes PL186189B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PL97320762A PL186189B1 (en) 1997-06-23 1997-06-23 Method of processing phosphate gypsum wastes
AU76790/98A AU7679098A (en) 1997-06-23 1998-06-15 A process for converting phosphogypsum wastes
PCT/PL1998/000027 WO1998058877A1 (en) 1997-06-23 1998-06-15 A process for converting phosphogypsum wastes
MA25131A MA24576A1 (en) 1997-06-23 1998-06-22 PROCESS FOR TRANSFORMING PHOSPHOGYPSE WASTE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL97320762A PL186189B1 (en) 1997-06-23 1997-06-23 Method of processing phosphate gypsum wastes

Publications (2)

Publication Number Publication Date
PL320762A1 true PL320762A1 (en) 1999-01-04
PL186189B1 PL186189B1 (en) 2003-11-28

Family

ID=20070157

Family Applications (1)

Application Number Title Priority Date Filing Date
PL97320762A PL186189B1 (en) 1997-06-23 1997-06-23 Method of processing phosphate gypsum wastes

Country Status (4)

Country Link
AU (1) AU7679098A (en)
MA (1) MA24576A1 (en)
PL (1) PL186189B1 (en)
WO (1) WO1998058877A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL231407B1 (en) 2012-02-17 2019-02-28 Lsa Spolka Z Ograniczona Odpowiedzialnoscia Method for high utilization of phosphogypsum
BR102012012961B1 (en) * 2012-05-30 2021-07-27 Ged - Inovação, Engenharia & Tecnologia Ltda Me PHOSPHOUSE-BASED ECOLOGICAL INK
CN110317034B (en) * 2019-07-08 2021-09-10 山东创能机械科技有限公司 Semi-hydrated phosphogypsum-based filling material and preparation method and application thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1135989A (en) * 1966-12-13 1968-12-11 Wolfen Filmfab Veb Process for pre-heating raw stock in anhydrite sulphuric acid plant
AT284701B (en) * 1969-03-06 1970-09-25 Chemie Linz Ag Process for the production of low-fluorine cement clinker from phosphoric acid waste gypsum
DE2039308C3 (en) * 1970-08-07 1978-12-14 Polysius Ag, 4723 Neubeckum Process for the heat treatment of calcium-containing raw materials containing sulfur compounds
CA1329466C (en) * 1986-11-06 1994-05-17 Jerome Herbert Marten Desulfurization of gypsum
WO1989005282A1 (en) * 1987-12-07 1989-06-15 Iowa State University Research Foundation, Inc. Cyclical reductive and oxidative decomposition of calcium sulfate in two-stage fluidized bed reactor

Also Published As

Publication number Publication date
MA24576A1 (en) 1998-12-31
PL186189B1 (en) 2003-11-28
WO1998058877A1 (en) 1998-12-30
AU7679098A (en) 1999-01-04

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Legal Events

Date Code Title Description
LAPS Decisions on the lapse of the protection rights

Effective date: 20050623