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Bűchner Funnel

Bűchner Funnel

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Ernst Bűchner was a German chemist who, in 1888, described a modest improvement of the funnel suitable for the vacuum filtration method recently patented by the industrial chemist, R. Hirsch. This large Bűchner funnel is made of white porcelain. The blue inscription reads “COORS / U.S.A.”
Ref: Arthur H. Thomas, Laboratory Apparatus and Reagents (Philadelphia, 1921), p. 302.\
William B. Jensen, “The Hirsch and Bűchner Filtration Funnels,” Journal of Chemical Education 83 (2006).
Currently not on view
Object Name
Bűchner Funnel
Coors Porcelain Company
Physical Description
porcelain (overall material)
overall: 45.7 cm x 34.3 cm; 18 in x 13 1/2 in
overall: 18 in x 12 1/2 in; 45.72 cm x 31.75 cm
ID Number
accession number
catalog number
See more items in
Medicine and Science: Chemistry
Data Source
National Museum of American History
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