FR1557735A - - Google Patents

Info

Publication number: FR1557735A
Authority: FR; France
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

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.)

1966-12-19

Filing date

1967-11-22

Publication date

1969-02-21

1967-11-22 Application filed filed Critical

1969-02-21 Application granted granted Critical

1969-02-21 Publication of FR1557735A publication Critical patent/FR1557735A/fr

Status Expired legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
- F42D1/05—Electric circuits for blasting

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Ignition Installations For Internal Combustion Engines (AREA)
Surgical Instruments (AREA)
Generation Of Surge Voltage And Current (AREA)

FR1557735D 1966-12-19 1967-11-22 Expired FR1557735A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CS810366		1966-12-19

Publications (1)

Publication Number	Publication Date
FR1557735A true FR1557735A (fr)	1969-02-21

Family

ID=5431173

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1557735D Expired FR1557735A (fr)	1966-12-19	1967-11-22

Country Status (5)

Country	Link
AT (1)	AT274952B (fr)
DE (1)	DE1613961A1 (fr)
ES (1)	ES347763A1 (fr)
FR (1)	FR1557735A (fr)
GB (1)	GB1186758A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2040612B (en) *	1979-01-15	1983-01-26	Ici Ltd	Control circuit for detonator

1967
- 1967-11-08 AT AT1005367A patent/AT274952B/de active
- 1967-11-10 DE DE19671613961 patent/DE1613961A1/de active Pending
- 1967-11-20 GB GB5258167A patent/GB1186758A/en not_active Expired
- 1967-11-22 FR FR1557735D patent/FR1557735A/fr not_active Expired
- 1967-11-29 ES ES347763A patent/ES347763A1/es not_active Expired

Also Published As

Publication number	Publication date
GB1186758A (en)	1970-04-02
DE1613961A1 (de)	1971-04-01
AT274952B (de)	1969-10-10
ES347763A1 (es)	1969-03-01

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Legal Events

Date	Code	Title	Description
1978-01-20	ST	Notification of lapse