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Abstract

Essential oils are first driven off by steam distilation, and the biologically active substances are obtained from hot-water extracts. KEYWORDS: plant composition \ plant composition \ chemical composition \ Medicinal plants \ Minor forest products \ Needles extractives

Author(s)
Laaketehdas-Orion-Oy.
Citation
Finnish Patent, 1952, No. 25,648 March 31, 1952., pp 1
Abstract

KEYWORDS: Alkaloids \ plant composition \ plant composition \ chemical composition \ Dichroa febrif uga \ Medicinal plants \ Minor forest products

Author(s)
Koepfli, J. B.; Mead, J. F.; Brockman, J. A.
Citation
U.S. Patent, 1950, No. 2, 504, 847, April 18, 1950,
Abstract

In order to stimulate root formation, cuttings of hybrid Poplars are placed, prior to planting, in an aqueous solution of a hormone, e.g. phenyl- or xylyl-stearic acid or salt thereof, and the upper portions are waterproofed by dipping in molten paraffin wax, m.p. <more than> 50°. KEYWORDS:...

Author(s)
McKee, R. H.
Citation
U.S. Patent, 1942, No. 2,274,989, March 3,