AT172623B - Process for the extraction of crystalline substances from tar fractions, in particular coal tar - Google Patents

Process for the extraction of crystalline substances from tar fractions, in particular coal tar

Info

Publication number
AT172623B
AT172623B AT172623DA AT172623B AT 172623 B AT172623 B AT 172623B AT 172623D A AT172623D A AT 172623DA AT 172623 B AT172623 B AT 172623B
Authority
AT
Austria
Prior art keywords
tar
extraction
crystalline substances
fractions
particular coal
Prior art date
Application number
Other languages
German (de)
Original Assignee
Collin F J Ag
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 Collin F J Ag filed Critical Collin F J Ag
Application granted granted Critical
Publication of AT172623B publication Critical patent/AT172623B/en

Links

AT172623D 1949-12-10 1950-02-01 Process for the extraction of crystalline substances from tar fractions, in particular coal tar AT172623B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE172623X 1949-12-10

Publications (1)

Publication Number Publication Date
AT172623B true AT172623B (en) 1952-09-25

Family

ID=5690155

Family Applications (1)

Application Number Title Priority Date Filing Date
AT172623D AT172623B (en) 1949-12-10 1950-02-01 Process for the extraction of crystalline substances from tar fractions, in particular coal tar

Country Status (1)

Country Link
AT (1) AT172623B (en)

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