NL172640C - Werkwijze om zeer geconcentreerd fosforzuur te bereiden. - Google Patents

Werkwijze om zeer geconcentreerd fosforzuur te bereiden.

Info

Publication number
NL172640C
NL172640C NL7203142A NL7203142A NL172640C NL 172640 C NL172640 C NL 172640C NL 7203142 A NL7203142 A NL 7203142A NL 7203142 A NL7203142 A NL 7203142A NL 172640 C NL172640 C NL 172640C
Authority
NL
Netherlands
Prior art keywords
preparing
phosphoric acid
concentrated phosphoric
concentrated
acid
Prior art date
Application number
NL7203142A
Other languages
English (en)
Dutch (nl)
Other versions
NL172640B (nl
NL7203142A (it
Original Assignee
Rhone Progil
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 Rhone Progil filed Critical Rhone Progil
Publication of NL7203142A publication Critical patent/NL7203142A/xx
Publication of NL172640B publication Critical patent/NL172640B/xx
Application granted granted Critical
Publication of NL172640C publication Critical patent/NL172640C/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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)
NL7203142A 1971-03-23 1972-03-09 Werkwijze om zeer geconcentreerd fosforzuur te bereiden. NL172640C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7110132A FR2130848A5 (it) 1971-03-23 1971-03-23

Publications (3)

Publication Number Publication Date
NL7203142A NL7203142A (it) 1972-09-26
NL172640B NL172640B (nl) 1983-05-02
NL172640C true NL172640C (nl) 1983-10-03

Family

ID=9073983

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7203142A NL172640C (nl) 1971-03-23 1972-03-09 Werkwijze om zeer geconcentreerd fosforzuur te bereiden.

Country Status (12)

Country Link
BE (1) BE781083A (it)
BR (1) BR7201640D0 (it)
CA (1) CA981417A (it)
ES (1) ES401081A1 (it)
FR (1) FR2130848A5 (it)
GB (1) GB1381345A (it)
IE (1) IE36182B1 (it)
IT (1) IT953939B (it)
NL (1) NL172640C (it)
NO (1) NO133030C (it)
SE (1) SE364495B (it)
YU (1) YU73672A (it)

Also Published As

Publication number Publication date
IT953939B (it) 1973-08-10
BE781083A (fr) 1972-09-22
NL172640B (nl) 1983-05-02
SE364495B (it) 1974-02-25
NL7203142A (it) 1972-09-26
ES401081A1 (es) 1975-02-16
DE2213710A1 (de) 1972-09-28
DE2213710B2 (de) 1975-07-24
YU73672A (en) 1982-02-28
IE36182B1 (en) 1976-09-01
BR7201640D0 (pt) 1973-05-24
CA981417A (en) 1976-01-13
NO133030B (it) 1975-11-17
GB1381345A (en) 1975-01-22
NO133030C (it) 1976-02-25
FR2130848A5 (it) 1972-11-10

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee