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Autor:
Benzie, Robert J.
1. A fractional acid extraction unit and the following distillation columns and ancillary equipment have been constructed for use in the isolation of bases from basic tar. a. 14 -Plate vacuum column (Boot eyelets) b. 40 -Plate column (Penske helices)
Externí odkaz:
https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.641551
Autor:
Benzie, Robert J.
1. A fractional acid extraction unit and the following distillation columns and ancillary equipment have been constructed for use in the isolation of bases from basic tar. a. 14 -Plate vacuum column (Boot eyelets) b. 40 -Plate column (Penske helices)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______463::668db028a2e1e912819e882dcb84e09e
http://hdl.handle.net/1842/26318
http://hdl.handle.net/1842/26318