EP 0679858 A3 19970115 - Igniter having a heat insulating envelope.
Title (en)
Igniter having a heat insulating envelope.
Title (de)
Zünder im Isolierbehälter.
Title (fr)
Allumeur comportant une enveloppe isolante contre la chaleur.
Publication
Application
Priority
DE 4414411 A 19940426
Abstract (en)
[origin: EP0679858A2] The electronic detonator (1) is contained within a thermally insulated holder (2) as a Dewar flask. <IMAGE>
IPC 1-7
IPC 8 full level
F42B 3/11 (2006.01)
CPC (source: EP US)
F42B 3/11 (2013.01 - EP US)
Citation (search report)
- [YD] DE 3533389 A1 19860605 - DYNAMIT NOBEL AG [DE]
- [Y] US 3859523 A 19750107 - WILSON BILLY F, et al
- [A] US 4440219 A 19840403 - ENGELDER PAUL D [US]
- [A] US 4722026 A 19880126 - BENNETT GLORIA A [US], et al
- [A] DE 1006315 B 19570411 - KRISTOFFER HJELLNES
Designated contracting state (EPC)
DE DK ES FR GB IT SE
DOCDB simple family (publication)
EP 0679858 A2 19951102; EP 0679858 A3 19970115; BR 9501769 A 19951121; CA 2147804 A1 19951027; DE 4414411 A1 19951102; NO 951565 D0 19950425; NO 951565 L 19951027; US 5589657 A 19961231
DOCDB simple family (application)
EP 95106038 A 19950422; BR 9501769 A 19950425; CA 2147804 A 19950425; DE 4414411 A 19940426; NO 951565 A 19950425; US 42953095 A 19950426