CA1046812A - Detonateur a retardement - Google Patents

Detonateur a retardement

Info

Publication number
CA1046812A
CA1046812A CA256,213A CA256213A CA1046812A CA 1046812 A CA1046812 A CA 1046812A CA 256213 A CA256213 A CA 256213A CA 1046812 A CA1046812 A CA 1046812A
Authority
CA
Canada
Prior art keywords
low energy
delay
cord
closure plug
shock wave
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
CA256,213A
Other languages
English (en)
Inventor
David M. Welsh
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.)
CXA Ltd
Original Assignee
CXA 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 CXA Ltd filed Critical CXA Ltd
Priority to CA256,213A priority Critical patent/CA1046812A/fr
Priority to NZ184400A priority patent/NZ184400A/xx
Priority to AU26163/77A priority patent/AU502331B2/en
Priority to GB25837/77A priority patent/GB1524789A/en
Priority to DK278777A priority patent/DK278777A/da
Priority to NO772241A priority patent/NO143401C/no
Priority to BR7704175A priority patent/BR7704175A/pt
Priority to BE178849A priority patent/BE856200A/fr
Priority to AR268226A priority patent/AR212119A1/es
Priority to SE7707619A priority patent/SE7707619L/xx
Priority to DE2729683A priority patent/DE2729683C3/de
Priority to PT66757A priority patent/PT66757B/pt
Priority to MX169703A priority patent/MX146760A/es
Priority to FR7720355A priority patent/FR2356905A1/fr
Priority to JP7850477A priority patent/JPS536408A/ja
Application granted granted Critical
Publication of CA1046812A publication Critical patent/CA1046812A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/10—Initiators therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/10—Initiators therefor
    • F42B3/103—Mounting initiator heads in initiators; Sealing-plugs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Air Bags (AREA)
  • Surgical Instruments (AREA)
  • Elimination Of Static Electricity (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Portable Nailing Machines And Staplers (AREA)
CA256,213A 1976-07-02 1976-07-02 Detonateur a retardement Expired CA1046812A (fr)

Priority Applications (15)

Application Number Priority Date Filing Date Title
CA256,213A CA1046812A (fr) 1976-07-02 1976-07-02 Detonateur a retardement
NZ184400A NZ184400A (en) 1976-07-02 1977-06-15 Blasting assembly; resilient plug with rupurable diaphragm
AU26163/77A AU502331B2 (en) 1976-07-02 1977-06-16 Delay blasting assembly
GB25837/77A GB1524789A (en) 1976-07-02 1977-06-21 Delay blasting assembly
DK278777A DK278777A (da) 1976-07-02 1977-06-23 Ikke-elektrisk forsinkelsesprengenhed
NO772241A NO143401C (no) 1976-07-02 1977-06-24 Ikke-elektrisk innretning for forsinket sprengning
BR7704175A BR7704175A (pt) 1976-07-02 1977-06-27 Unidade detonadora de retardo e processo de explosao com retardo
BE178849A BE856200A (fr) 1976-07-02 1977-06-28 Artifice detonant a retard
AR268226A AR212119A1 (es) 1976-07-02 1977-06-28 Dispositivo no-electrico para voladura con explosion demorada
SE7707619A SE7707619L (sv) 1976-07-02 1977-06-30 Sprengmedel
DE2729683A DE2729683C3 (de) 1976-07-02 1977-06-30 Nichtelektrischer Verzögerungssprengsatz
PT66757A PT66757B (en) 1976-07-02 1977-07-01 Delay blasting assembly
MX169703A MX146760A (es) 1976-07-02 1977-07-01 Detonador no electrico mejorado para dinamitar con demora
FR7720355A FR2356905A1 (fr) 1976-07-02 1977-07-01 Artifice detonant a retard
JP7850477A JPS536408A (en) 1976-07-02 1977-07-02 Nonelectric apparatus for retarded blasting and process utilizing this apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA256,213A CA1046812A (fr) 1976-07-02 1976-07-02 Detonateur a retardement

Publications (1)

Publication Number Publication Date
CA1046812A true CA1046812A (fr) 1979-01-23

Family

ID=4106347

Family Applications (1)

Application Number Title Priority Date Filing Date
CA256,213A Expired CA1046812A (fr) 1976-07-02 1976-07-02 Detonateur a retardement

Country Status (15)

Country Link
JP (1) JPS536408A (fr)
AR (1) AR212119A1 (fr)
AU (1) AU502331B2 (fr)
BE (1) BE856200A (fr)
BR (1) BR7704175A (fr)
CA (1) CA1046812A (fr)
DE (1) DE2729683C3 (fr)
DK (1) DK278777A (fr)
FR (1) FR2356905A1 (fr)
GB (1) GB1524789A (fr)
MX (1) MX146760A (fr)
NO (1) NO143401C (fr)
NZ (1) NZ184400A (fr)
PT (1) PT66757B (fr)
SE (1) SE7707619L (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5501151A (en) * 1994-10-21 1996-03-26 The Ensign-Bickford Company Alternate signal path isolation member and non-electric detonator cap including the same
US5631440A (en) * 1994-10-21 1997-05-20 The Ensign-Bickford Company Universal isolation member and non-electric detonator cap including the same

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE429334B (sv) 1978-04-07 1983-08-29 Nitro Nobel Ab Anordning vid en lagenergistubin
US5747722A (en) * 1996-01-11 1998-05-05 The Ensign-Bickford Company Detonators having multiple-line input leads
WO2000040917A1 (fr) * 1999-01-08 2000-07-13 Dynamit Nobel Gmbh Explosivstoff- Und Systemtechnik Module de commande pour unites de declenchement servant a amorcer des elements pyrotechniques
PE20130595A1 (es) * 2011-10-14 2013-05-09 Famesa Explosivos S A C Tubo de transmision de senal con sello de retencion de iniciacion inversa

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190928532A (en) * 1909-12-07 1910-06-30 Kynoch Ltd Improvements in Electric Fuses and Detonators for Blasting and the like.
BE546106A (fr) * 1955-03-15
BE550057A (fr) * 1955-08-03
GB902643A (en) * 1959-10-02 1962-08-09 Ici Ltd Improvements in or relating to electric detonators
US3106892A (en) * 1961-12-27 1963-10-15 Du Pont Initiator
GB982364A (en) * 1962-11-13 1965-02-03 Canadian Ind Improvements in or relating to a blasting assembly
CA955110A (en) * 1971-12-01 1974-09-24 Frederik Van Zeggeren Delay elements for blasting caps
US3895577A (en) * 1973-09-25 1975-07-22 Hercules Inc Long burning delay blasting caps
US3939772A (en) * 1974-10-04 1976-02-24 Hercules Incorporated Blasting caps initiatable by thermal detonation energy of an explosive gas mixture, and blasting system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5501151A (en) * 1994-10-21 1996-03-26 The Ensign-Bickford Company Alternate signal path isolation member and non-electric detonator cap including the same
US5631440A (en) * 1994-10-21 1997-05-20 The Ensign-Bickford Company Universal isolation member and non-electric detonator cap including the same

Also Published As

Publication number Publication date
SE7707619L (sv) 1978-01-03
BE856200A (fr) 1977-12-28
NO143401C (no) 1981-02-04
NZ184400A (en) 1979-10-25
MX146760A (es) 1982-08-11
DE2729683C3 (de) 1980-06-12
DE2729683A1 (de) 1978-02-09
NO772241L (no) 1978-01-03
BR7704175A (pt) 1978-06-06
FR2356905A1 (fr) 1978-01-27
PT66757B (en) 1978-12-14
NO143401B (no) 1980-10-27
AU2616377A (en) 1978-12-21
PT66757A (en) 1977-08-01
AU502331B2 (en) 1979-07-19
AR212119A1 (es) 1978-05-15
GB1524789A (en) 1978-09-13
DE2729683B2 (de) 1979-10-04
JPS536408A (en) 1978-01-20
DK278777A (da) 1978-01-03

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