EP0517915A4 - Method of killing pupa - Google Patents

Method of killing pupa

Info

Publication number
EP0517915A4
EP0517915A4 EP19910900916 EP91900916A EP0517915A4 EP 0517915 A4 EP0517915 A4 EP 0517915A4 EP 19910900916 EP19910900916 EP 19910900916 EP 91900916 A EP91900916 A EP 91900916A EP 0517915 A4 EP0517915 A4 EP 0517915A4
Authority
EP
European Patent Office
Prior art keywords
killing
pupa
cocoons
permeable bag
gas
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP19910900916
Other versions
EP0517915A1 (en
EP0517915B1 (en
Inventor
Akio Hashigami
Fujiyoshi Matsubara
Tsuguo Matsumoto
Morio Onishi
Kuniharu Takami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daido Sanso Co Ltd
Original Assignee
Daido Sanso Co Ltd
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 Daido Sanso Co Ltd filed Critical Daido Sanso Co Ltd
Publication of EP0517915A1 publication Critical patent/EP0517915A1/en
Publication of EP0517915A4 publication Critical patent/EP0517915A4/en
Application granted granted Critical
Publication of EP0517915B1 publication Critical patent/EP0517915B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01B—MECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OF FILAMENTS, e.g. FOR SPINNING
    • D01B7/00—Obtaining silk fibres or filaments
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G17/00—Silk-dressing machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
  • Packages (AREA)

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.
EP91900916A 1990-12-20 1990-12-20 Method of killing pupa Expired - Lifetime EP0517915B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1990/001668 WO1992011402A1 (en) 1990-12-20 1990-12-20 Method of killing pupa

Publications (3)

Publication Number Publication Date
EP0517915A1 EP0517915A1 (en) 1992-12-16
EP0517915A4 true EP0517915A4 (en) 1993-06-16
EP0517915B1 EP0517915B1 (en) 1995-09-27

Family

ID=13986891

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91900916A Expired - Lifetime EP0517915B1 (en) 1990-12-20 1990-12-20 Method of killing pupa

Country Status (4)

Country Link
EP (1) EP0517915B1 (en)
BR (1) BR9008015A (en)
RU (1) RU2074270C1 (en)
WO (1) WO1992011402A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2467893A1 (en) * 1979-10-24 1981-04-30 Inst Tekhn Teplofizi Preservation of silkworm cocoons - by treating with methyl bromide and drying with hot air

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54120715A (en) * 1978-03-14 1979-09-19 Barubizon Kk Killing of raw cocoon
JPS5663003A (en) * 1979-10-27 1981-05-29 Inst Chiefunichiesukoi Chiburo Preserving treatment method and apparatus of cocoon

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2467893A1 (en) * 1979-10-24 1981-04-30 Inst Tekhn Teplofizi Preservation of silkworm cocoons - by treating with methyl bromide and drying with hot air

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 015, no. 132 (C-0819)29 March 1991 & JP-A-30 14 608 ( DAIDO SANSO KK ) 23 January 1991 *
See also references of WO9211402A1 *

Also Published As

Publication number Publication date
WO1992011402A1 (en) 1992-07-09
BR9008015A (en) 1993-03-02
RU2074270C1 (en) 1997-02-27
EP0517915A1 (en) 1992-12-16
EP0517915B1 (en) 1995-09-27

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