BE498275A - - Google Patents

Info

Publication number: BE498275A
Authority: BE; Belgium

Application number

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.)

1949-10-28

Publication of BE498275A publication Critical patent/BE498275A/xx

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
- C01B7/193—Preparation from silicon tetrafluoride, fluosilicic acid or fluosilicates

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Removal Of Specific Substances (AREA)
Heat Treatment Of Water, Waste Water Or Sewage (AREA)

BE498275D 1949-10-28 BE498275A (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US289677XA	1949-10-28	1949-10-28

Publications (1)

Publication Number	Publication Date
BE498275A true BE498275A (cg-RX-API-DMAC7.html)

Family

ID=21846492

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE498275D BE498275A (cg-RX-API-DMAC7.html)	1949-10-28

Country Status (4)

Country	Link
BE (1)	BE498275A (cg-RX-API-DMAC7.html)
CH (1)	CH289677A (cg-RX-API-DMAC7.html)
DE (1)	DE877748C (cg-RX-API-DMAC7.html)
GB (1)	GB669519A (cg-RX-API-DMAC7.html)

0
- BE BE498275D patent/BE498275A/xx unknown
1950
- 1950-09-14 GB GB22602/50A patent/GB669519A/en not_active Expired
- 1950-10-09 CH CH289677D patent/CH289677A/fr unknown
- 1950-10-15 DE DEA4712A patent/DE877748C/de not_active Expired

Also Published As

Publication number	Publication date
CH289677A (fr)	1953-03-31
GB669519A (en)	1952-04-02
DE877748C (de)	1953-05-26

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