NL7013242A - - Google Patents

Info

Publication number
NL7013242A
NL7013242A NL7013242A NL7013242A NL7013242A NL 7013242 A NL7013242 A NL 7013242A NL 7013242 A NL7013242 A NL 7013242A NL 7013242 A NL7013242 A NL 7013242A NL 7013242 A NL7013242 A NL 7013242A
Authority
NL
Netherlands
Application number
NL7013242A
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
Publication of NL7013242A publication Critical patent/NL7013242A/xx

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
    • C01F11/46—Sulfates
    • C01F11/466—Conversion of one form of calcium sulfate to another
    • 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
NL7013242A 1969-09-30 1970-09-08 NL7013242A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR6933275A FR2060301B1 (xx) 1969-09-30 1969-09-30
US7761670A 1970-10-02 1970-10-02

Publications (1)

Publication Number Publication Date
NL7013242A true NL7013242A (xx) 1971-04-01

Family

ID=26215293

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7013242A NL7013242A (xx) 1969-09-30 1970-09-08

Country Status (6)

Country Link
US (1) US3745208A (xx)
BE (1) BE756759A (xx)
CA (1) CA945339A (xx)
FR (1) FR2060301B1 (xx)
GB (1) GB1328357A (xx)
NL (1) NL7013242A (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3911079A (en) * 1971-03-23 1975-10-07 Rhone Progil Method of producing phosphoric acid and calcium sulphate
PL116006B1 (en) * 1978-05-06 1981-05-30 Politechnika Wroclawska Method of waste phosphogypsum rinsing
NL8004058A (nl) * 1980-07-15 1982-02-16 Stamicarbon Werkwijze voor het bereiden van fosforzuur en calciumsulfaatanhydriet, alsmede fosforzuur en calciumsulfaatanhydriet verkregen volgens deze werkwijze.
JPS5933526B2 (ja) 1980-07-28 1984-08-16 セントラル硝子株式会社 ウラン含有量の多い湿式リン酸の製造方法
NL8104486A (nl) * 1981-10-02 1983-05-02 Unie Van Kunstmestfab Bv Werkwijze voor het bereiden van calciumsulfaatanhydriet, alsmede calciumsulfaatanhydriet verkregen volgens deze werkwijze.
US4452770A (en) * 1981-12-14 1984-06-05 United States Gypsum Company Phosphoanhydrite process
DE3605393C1 (en) * 1986-02-20 1987-09-03 Knauf Westdeutsche Gips Process for the preparation of anhydrous calcium sulphate (anhydrite)
US4853201A (en) * 1988-07-11 1989-08-01 Occidental Chemical Corporation Recovery of P2 O5 values from phosphoric acid hemihydrate crystals

Also Published As

Publication number Publication date
US3745208A (en) 1973-07-10
FR2060301B1 (xx) 1976-02-20
DE2047670A1 (de) 1971-04-01
BE756759A (fr) 1971-03-29
FR2060301A1 (xx) 1971-06-18
DE2047670B2 (de) 1976-09-02
CA945339A (en) 1974-04-16
GB1328357A (en) 1973-08-30

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Legal Events

Date Code Title Description
BI The patent application has been withdrawn