FR1221881A - Improvement in connections by fireworks - Google Patents

Improvement in connections by fireworks

Info

Publication number
FR1221881A
FR1221881A FR784308A FR784308A FR1221881A FR 1221881 A FR1221881 A FR 1221881A FR 784308 A FR784308 A FR 784308A FR 784308 A FR784308 A FR 784308A FR 1221881 A FR1221881 A FR 1221881A
Authority
FR
France
Prior art keywords
fireworks
connections
improvement
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.)
Expired
Application number
FR784308A
Other languages
French (fr)
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.)
DAVEY ETS
Davey Bickford Smith et Cie SA
Original Assignee
DAVEY ETS
Davey Bickford Smith et Cie SA
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 DAVEY ETS, Davey Bickford Smith et Cie SA filed Critical DAVEY ETS
Priority to FR784308A priority Critical patent/FR1221881A/en
Application granted granted Critical
Publication of FR1221881A publication Critical patent/FR1221881A/en
Expired legal-status Critical Current

Links

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
    • F42D1/06—Relative timing of multiple charges

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR784308A 1959-01-16 1959-01-16 Improvement in connections by fireworks Expired FR1221881A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR784308A FR1221881A (en) 1959-01-16 1959-01-16 Improvement in connections by fireworks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR784308A FR1221881A (en) 1959-01-16 1959-01-16 Improvement in connections by fireworks

Publications (1)

Publication Number Publication Date
FR1221881A true FR1221881A (en) 1960-06-07

Family

ID=8710252

Family Applications (1)

Application Number Title Priority Date Filing Date
FR784308A Expired FR1221881A (en) 1959-01-16 1959-01-16 Improvement in connections by fireworks

Country Status (1)

Country Link
FR (1) FR1221881A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006090573A (en) * 2004-09-21 2006-04-06 Shimizu Corp Method of estimating blasting vibration in controlled blasting, and blasting control method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006090573A (en) * 2004-09-21 2006-04-06 Shimizu Corp Method of estimating blasting vibration in controlled blasting, and blasting control method

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