NO159996C - Fremgangsm te for omdannelse av kalsiumsulfat til kller natriumsulfat. - Google Patents

Fremgangsm te for omdannelse av kalsiumsulfat til kller natriumsulfat.

Info

Publication number
NO159996C
NO159996C NO833143A NO833143A NO159996C NO 159996 C NO159996 C NO 159996C NO 833143 A NO833143 A NO 833143A NO 833143 A NO833143 A NO 833143A NO 159996 C NO159996 C NO 159996C
Authority
NO
Norway
Prior art keywords
sulphate
cller
conversion
procedure
calcium
Prior art date
Application number
NO833143A
Other languages
English (en)
Other versions
NO833143L (no
NO159996B (no
Inventor
Knud Christen Bayer Knudsen
Original Assignee
Superfos As
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 Superfos As filed Critical Superfos As
Publication of NO833143L publication Critical patent/NO833143L/no
Publication of NO159996B publication Critical patent/NO159996B/no
Publication of NO159996C publication Critical patent/NO159996C/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
    • B01J41/04—Processes using organic exchangers
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/06—Preparation of sulfates by double decomposition
    • C01D5/10—Preparation of sulfates by double decomposition with sulfates of magnesium, calcium, strontium, or barium
    • 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
    • C01F11/20—Halides
    • C01F11/24—Chlorides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Removal Of Specific Substances (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Saccharide Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO833143A 1982-09-02 1983-09-01 Fremgangsm te for omdannelse av kalsiumsulfat til kller natriumsulfat. NO159996C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8225006 1982-09-02

Publications (3)

Publication Number Publication Date
NO833143L NO833143L (no) 1984-03-05
NO159996B NO159996B (no) 1988-11-21
NO159996C true NO159996C (no) 1989-03-01

Family

ID=10532638

Family Applications (1)

Application Number Title Priority Date Filing Date
NO833143A NO159996C (no) 1982-09-02 1983-09-01 Fremgangsm te for omdannelse av kalsiumsulfat til kller natriumsulfat.

Country Status (26)

Country Link
US (1) US4504458A (no)
JP (1) JPS5983929A (no)
KR (1) KR910003611B1 (no)
AT (1) AT378359B (no)
AU (1) AU558080B2 (no)
BE (1) BE897666A (no)
BR (1) BR8304756A (no)
CA (1) CA1200364A (no)
DE (1) DE3331416A1 (no)
DK (1) DK157666C (no)
FI (1) FI71291C (no)
FR (1) FR2532643B1 (no)
GR (1) GR78981B (no)
IE (1) IE55463B1 (no)
IL (1) IL69553A (no)
IN (1) IN159358B (no)
IT (1) IT1162942B (no)
MA (1) MA19888A1 (no)
MX (1) MX157374A (no)
NL (1) NL192384C (no)
NO (1) NO159996C (no)
NZ (1) NZ205348A (no)
PT (1) PT77277B (no)
SE (1) SE457531B (no)
SU (1) SU1286105A3 (no)
ZA (1) ZA836350B (no)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4707347A (en) * 1985-04-17 1987-11-17 Kali Und Salz Process for the production of potassium sulfate from potassium chloride by means of ion exchangers
DE3707406A1 (de) * 1987-03-07 1988-09-15 Kali & Salz Ag Verfahren zur herstellung von kaliumsulfat
FR2652076B1 (fr) * 1989-09-20 1992-03-20 Rhone Poulenc Chimie Procede de recuperation des valeurs de terres rares dans les gypses.
US5595914A (en) * 1995-10-23 1997-01-21 Berigari; Mohammed S. Gypsum determination in soils by conversion to water-soluble sodium sulfate
CA2414894C (en) * 2001-12-19 2005-08-23 Dirdal Rand Technologies Method of producing potassium sulfate
WO2013117950A1 (en) * 2012-02-09 2013-08-15 Mohammed Olfi A combined reverse osmosis/ion exchange/electrodialysis (croied) process that uses gypsum as a raw material to produce sulfuric acid and sodium hydroxide
EP3126049A4 (en) * 2014-04-02 2017-11-29 Vanderbilt University System and methods for removing impurities from phosphogypsum and manufacturing gypsum binders and products
JP6421021B2 (ja) * 2014-11-25 2018-11-07 オルガノ株式会社 高濃度硫酸塩溶液の精製方法および精製装置
WO2020012460A1 (en) * 2018-07-08 2020-01-16 IMI Tami Institute for Research and Development ltd Process for production of potassium sulfate from potash minerals via ion exchange

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA528345A (en) * 1956-07-24 O. Hoffer Jean Process for the manufacture of potassium sulphate
CA741730A (en) * 1966-08-30 Asahi Kasei Kogyo Kabushiki Kaisha Utilization of sea water
GB437652A (en) * 1934-05-02 1935-11-04 Albert Eric Cashmore Improvements in or relating to the production of potassium sulphate
US2366650A (en) * 1942-01-14 1945-01-02 Dorr Co Ionic exchange operations
US2736635A (en) * 1951-07-07 1956-02-28 Ionics Method of producing sulfite cooking liquors and recovering valuable constituents therefrom
US2882128A (en) * 1954-09-16 1959-04-14 Chimiques Pour L Andustrie Et Preparation of potassium sulphate from calcium sulphate and potassium chloride
US2989370A (en) * 1957-08-21 1961-06-20 American Potash & Chem Corp Production of potassium carbonate by anion exchange
US3096153A (en) * 1960-10-17 1963-07-02 Standard Magnesium Corp Inc Ion exchange process for producing potassium sulfate and sulfuric acid
US3445185A (en) * 1966-07-26 1969-05-20 Kali Forschungs Inst Preparation of alkali metal sulfates
US3402018A (en) * 1967-02-14 1968-09-17 Grace W R & Co Removal of potassium and sodium sulfate from brines and bitterns
GB1166930A (en) * 1967-06-23 1969-10-15 Dansk Svovlsyreog Superphospha Fertilizer production
GB1307218A (en) * 1969-05-09 1973-02-14 Dansk Svovlsyreog Superphospha Method and plant for effecting mass transfer processes
US4193772A (en) * 1978-06-05 1980-03-18 Exxon Research & Engineering Co. Process for carbonaceous material conversion and recovery of alkali metal catalyst constituents held by ion exchange sites in conversion residue
GB2068918B (en) * 1980-01-09 1984-06-20 Lozano J A F Potassium sulphate and potassium sodium sulphate production

Also Published As

Publication number Publication date
NL192384C (nl) 1997-07-04
MX157374A (es) 1988-11-18
DK157666C (da) 1990-06-25
BE897666A (fr) 1984-01-02
AU1863983A (en) 1984-03-08
DE3331416A1 (de) 1984-03-08
AT378359B (de) 1985-07-25
IT8367920A0 (it) 1983-09-02
ATA301883A (de) 1984-12-15
FI833030A (fi) 1984-03-03
PT77277A (en) 1983-10-01
IE55463B1 (en) 1990-09-26
KR910003611B1 (ko) 1991-06-07
CA1200364A (en) 1986-02-11
JPS5983929A (ja) 1984-05-15
AU558080B2 (en) 1987-01-15
SU1286105A3 (ru) 1987-01-23
FI71291B (fi) 1986-09-09
NZ205348A (en) 1985-07-12
PT77277B (en) 1986-03-18
FI71291C (fi) 1986-12-19
IE831993L (en) 1984-03-02
DK157666B (da) 1990-02-05
BR8304756A (pt) 1984-04-10
DE3331416C2 (no) 1991-08-14
US4504458A (en) 1985-03-12
GR78981B (no) 1984-10-02
MA19888A1 (fr) 1984-04-01
FR2532643B1 (fr) 1988-04-08
KR840006173A (ko) 1984-11-22
IL69553A (en) 1987-01-30
NO833143L (no) 1984-03-05
IT1162942B (it) 1987-04-01
SE8304704L (sv) 1984-03-03
NO159996B (no) 1988-11-21
DK385583A (da) 1984-03-03
IN159358B (no) 1987-05-09
JPH0364449B2 (no) 1991-10-07
FR2532643A1 (fr) 1984-03-09
ZA836350B (en) 1984-10-31
DK385583D0 (da) 1983-08-23
SE8304704D0 (sv) 1983-08-31
NL192384B (nl) 1997-03-03
FI833030A0 (fi) 1983-08-24
SE457531B (sv) 1989-01-09
NL8303037A (nl) 1984-04-02

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Legal Events

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MK1K Patent expired

Free format text: EXPIRED IN SEPTEMBER 2003