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.)
Expired
Application number
GB12188/29A
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.)
Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Publication of GB314855ApublicationCriticalpatent/GB314855A/en
F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
F42D1/04—Arrangements for ignition
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Paper
(AREA)
Abstract
314,855. Friederich, W., (Assignee of Kreuzer, A.). July 3, 1928, [Convention date]. Blasting detonators; fuzes.-In a connected arrangement of detonating fuze cords for use in blasting, acute angles backwards are avoided to prevent missfires. Such an arrangement is shown in the figure. Reference has been directed by the Comptroller to Specifications 1820/08 and 16774/08.