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Patent Searching and Data


Title:
METHOD OF KILLING PUPA
Document Type and Number:
WIPO Patent Application WO/1992/011402
Kind Code:
A1
Abstract:
A method of killing a cocoon efficiently for producing raw silk, which comprises placing cocoons as such or in an air-permeable bag in a difficultly gas-permeable bag or container, blowing ethylene oxide gas thereinto, and maintaining the cocoons in such a state for a suitable period of time.

Inventors:
HASHIGAMI AKIO (JP)
MATSUBARA FUJIYOSHI (JP)
MATSUMOTO TSUGUO (JP)
ONISHI MORIO (JP)
TAKAMI KUNIHARU (JP)
Application Number:
PCT/JP1990/001668
Publication Date:
July 09, 1992
Filing Date:
December 20, 1990
Export Citation:
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Assignee:
DAIDOUSANSO K K (JP)
International Classes:
D01B7/00; D01G17/00; (IPC1-7): D01B7/00
Foreign References:
JPS5663003A1981-05-29
JPS54120715A1979-09-19
Other References:
See also references of EP 0517915A4
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