CA1057577A - Non-electric double delay borehole downline unit for blasting operations - Google Patents
Non-electric double delay borehole downline unit for blasting operationsInfo
- Publication number
- CA1057577A CA1057577A CA232,212A CA232212A CA1057577A CA 1057577 A CA1057577 A CA 1057577A CA 232212 A CA232212 A CA 232212A CA 1057577 A CA1057577 A CA 1057577A
- Authority
- CA
- Canada
- Prior art keywords
- delay
- borehole
- signal
- unit
- cap
- 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
Links
- 238000005422 blasting Methods 0.000 title claims abstract description 25
- 239000002360 explosive Substances 0.000 claims abstract description 45
- 230000000977 initiatory effect Effects 0.000 claims abstract description 19
- 230000001902 propagating effect Effects 0.000 claims abstract description 14
- 230000008054 signal transmission Effects 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 23
- 229920003023 plastic Polymers 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 10
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 4
- 229910052796 boron Inorganic materials 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000007800 oxidant agent Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000001934 delay Effects 0.000 abstract description 3
- 230000001747 exhibiting effect Effects 0.000 abstract description 3
- 238000010304 firing Methods 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 abstract 3
- 230000009977 dual effect Effects 0.000 abstract 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 238000013467 fragmentation Methods 0.000 abstract 1
- 238000006062 fragmentation reaction Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- TZRXHJWUDPFEEY-UHFFFAOYSA-N Pentaerythritol Tetranitrate Chemical compound [O-][N+](=O)OCC(CO[N+]([O-])=O)(CO[N+]([O-])=O)CO[N+]([O-])=O TZRXHJWUDPFEEY-UHFFFAOYSA-N 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 150000001540 azides Chemical class 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- QFFVPLLCYGOFPU-UHFFFAOYSA-N barium chromate Chemical compound [Ba+2].[O-][Cr]([O-])(=O)=O QFFVPLLCYGOFPU-UHFFFAOYSA-N 0.000 description 2
- 229940083898 barium chromate Drugs 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical class [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229920003182 Surlyn® Polymers 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 229910000464 lead oxide Inorganic materials 0.000 description 1
- WETZJIOEDGMBMA-UHFFFAOYSA-L lead styphnate Chemical compound [Pb+2].[O-]C1=C([N+]([O-])=O)C=C([N+]([O-])=O)C([O-])=C1[N+]([O-])=O WETZJIOEDGMBMA-UHFFFAOYSA-L 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910001960 metal nitrate Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 1
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical class OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000002311 subsequent effect Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
- C06C5/00—Fuses, e.g. fuse cords
- C06C5/06—Fuse igniting means; Fuse connectors
-
- 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
- F42D1/043—Connectors for detonating cords and ignition tubes, e.g. Nonel tubes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Geophysics And Detection Of Objects (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/548,520 US3987732A (en) | 1975-02-10 | 1975-02-10 | Non-electric double delay borehole downline unit for blasting operations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1057577A true CA1057577A (en) | 1979-07-03 |
Family
ID=24189197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA232,212A Expired CA1057577A (en) | 1975-02-10 | 1975-07-25 | Non-electric double delay borehole downline unit for blasting operations |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3987732A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5333653B2 (cg-RX-API-DMAC7.html) |
| BR (1) | BR7600804A (cg-RX-API-DMAC7.html) |
| CA (1) | CA1057577A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2604435C3 (cg-RX-API-DMAC7.html) |
| ES (1) | ES444575A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2300325A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1535558A (cg-RX-API-DMAC7.html) |
| IT (1) | IT1053829B (cg-RX-API-DMAC7.html) |
| PH (1) | PH17225A (cg-RX-API-DMAC7.html) |
| ZA (1) | ZA76779B (cg-RX-API-DMAC7.html) |
| ZM (1) | ZM1976A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4141296A (en) * | 1976-11-11 | 1979-02-27 | Austin Powder Company | Carrier for explosive primer and method of using same |
| US4187780A (en) * | 1978-05-10 | 1980-02-12 | Ensign-Bickford Company | Detonating cord and blasting cap connector block |
| USRE30621E (en) * | 1980-04-16 | 1981-05-26 | Austin Powder Company | Carrier for explosive primer and method of using same |
| US4350097A (en) * | 1980-05-19 | 1982-09-21 | Atlas Powder Company | Nonelectric delay detonator with tubular connecting arrangement |
| US4347789A (en) * | 1980-07-15 | 1982-09-07 | Occidental Oil Shale, Inc. | Downhole delay assembly for blasting with series delay |
| US4494392A (en) * | 1982-11-19 | 1985-01-22 | Foster Wheeler Energy Corporation | Apparatus for forming an explosively expanded tube-tube sheet joint including a low energy transfer cord and booster |
| US4664033A (en) * | 1985-03-22 | 1987-05-12 | Explosive Technology, Inc. | Pyrotechnic/explosive initiator |
| US4716831A (en) * | 1986-11-03 | 1988-01-05 | The Ensign-Bickford Company | Detonating cord connector |
| US4821645A (en) * | 1987-07-13 | 1989-04-18 | Atlas Powder Company | Multi-directional signal transmission in a blast initiation system |
| US4953464A (en) * | 1987-07-13 | 1990-09-04 | Atlas Powder Company | Multi-directional signal transmission in a blast initiation system |
| US5162606A (en) * | 1990-04-12 | 1992-11-10 | Atlas Powder Company | Modular blasting system |
| US5086702A (en) * | 1990-04-12 | 1992-02-11 | Atlas Powder Company | Modular blasting system |
| US5173569A (en) * | 1991-07-09 | 1992-12-22 | The Ensign-Bickford Company | Digital delay detonator |
| US5435248A (en) * | 1991-07-09 | 1995-07-25 | The Ensign-Bickford Company | Extended range digital delay detonator |
| US5204492A (en) * | 1991-10-30 | 1993-04-20 | Ici Explosives Usa Inc. | Low noise, low shrapnel detonator assembly for initiating signal transmission lines |
| US5365851A (en) * | 1992-08-07 | 1994-11-22 | The Ensign-Bickford Company | Initiator device |
| US5171935A (en) * | 1992-11-05 | 1992-12-15 | The Ensign-Bickford Company | Low-energy blasting initiation system method and surface connection thereof |
| US5413046A (en) * | 1994-03-11 | 1995-05-09 | The Ensign-Bickford Company | Shock tube assembly |
| US5499581A (en) * | 1994-05-26 | 1996-03-19 | The Ensign-Bickford Company | Molded article having integral displaceable member or members and method of use |
| US5792975A (en) * | 1994-05-26 | 1998-08-11 | The Ensign-Bickford Company | Connector block having detonator-positioning locking means |
| US5515784A (en) * | 1994-08-09 | 1996-05-14 | The Ensign-Bickford Company | Signal transmission devices and detonation systems using the same |
| US6006671A (en) * | 1995-02-24 | 1999-12-28 | Yunan; Malak Elias | Hybrid shock tube/LEDC system for initiating explosives |
| US5703319A (en) * | 1995-10-27 | 1997-12-30 | The Ensign-Bickford Company | Connector block for blast initiation systems |
| US5747722A (en) * | 1996-01-11 | 1998-05-05 | The Ensign-Bickford Company | Detonators having multiple-line input leads |
| US6311621B1 (en) | 1996-11-01 | 2001-11-06 | The Ensign-Bickford Company | Shock-resistant electronic circuit assembly |
| US6079332A (en) * | 1996-11-01 | 2000-06-27 | The Ensign-Bickford Company | Shock-resistant electronic circuit assembly |
| US6513437B2 (en) * | 2000-04-28 | 2003-02-04 | Orica Explosives Technology Pty Ltd. | Blast initiation device |
| WO2003071220A2 (en) * | 2002-02-15 | 2003-08-28 | Ensign-Bickford Aerospace & Defense Company | Initiation fixture and an initiator assembly including the same |
| US20070107617A1 (en) * | 2003-10-13 | 2007-05-17 | White Michael D E | Detonator assembly |
| MXPA06014882A (es) * | 2004-06-22 | 2007-04-16 | Orica Explosives Tech Pty Ltd | Metodos de explosion. |
| US20080047454A1 (en) * | 2006-08-22 | 2008-02-28 | Arie Sansolo | Rapid coil deployment apparatus |
| JP5184322B2 (ja) * | 2008-12-08 | 2013-04-17 | 株式会社カコー | 爆破の制御方法 |
| CN103557747B (zh) * | 2013-11-22 | 2016-02-10 | 武汉科技大学 | 一种非电耦合多段微差起爆网路 |
| WO2015199620A1 (en) | 2015-09-16 | 2015-12-30 | Orica International Pte Ltd | A wireless initiation device |
| WO2018089530A1 (en) | 2016-11-08 | 2018-05-17 | River Front Services, Inc. | Deployable prop |
| WO2019199346A2 (en) | 2017-08-24 | 2019-10-17 | River Front Services, Inc. | Explosive detonating system and components |
| US11543224B2 (en) | 2017-08-24 | 2023-01-03 | River Front Services, Inc. | Explosive detonating system and components |
| US10947169B2 (en) | 2018-06-29 | 2021-03-16 | River Front Services, Inc. | Deployable explosive charge structure |
| WO2020236848A1 (en) * | 2019-05-20 | 2020-11-26 | River Front Services, Inc. | Explosive detonating system and components |
| CN111187128B (zh) * | 2020-02-25 | 2021-10-01 | 雅化集团绵阳实业有限公司 | 导爆管加工系统 |
| CN111848317B (zh) * | 2020-07-24 | 2022-04-26 | 雅化集团绵阳实业有限公司 | 一种基于周转盒的自动装压延期体装置 |
| CN114739246B (zh) * | 2022-04-20 | 2023-08-29 | 北京大成国测科技有限公司 | 一种减小爆破振动的爆破方法及系统 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US927968A (en) * | 1908-02-04 | 1909-07-13 | Jean Harle | Fuse with double action. |
| SE333321B (sv) * | 1967-07-20 | 1971-03-08 | Nitro Nobel Ab | Lagenergistubin foer oeverfoering eller alstring av detonation |
| US3420174A (en) * | 1967-09-29 | 1969-01-07 | Us Navy | Pulse sensitive electro-explosive device |
| US3709149A (en) * | 1970-03-20 | 1973-01-09 | Hercules Inc | Detonator assembly, and booster and blasting system containing same |
| US3739724A (en) * | 1971-08-23 | 1973-06-19 | Explosives Corp America | Safety detonating apparatus |
| ZA727873B (en) * | 1971-12-01 | 1974-06-26 | Nitro Nobel Ab | Propagation device and initiation system for low energy fuses |
-
1975
- 1975-02-10 US US05/548,520 patent/US3987732A/en not_active Expired - Lifetime
- 1975-07-25 CA CA232,212A patent/CA1057577A/en not_active Expired
-
1976
- 1976-01-23 ES ES444575A patent/ES444575A1/es not_active Expired
- 1976-02-02 PH PH18030A patent/PH17225A/en unknown
- 1976-02-05 DE DE2604435A patent/DE2604435C3/de not_active Expired
- 1976-02-09 GB GB5028/76A patent/GB1535558A/en not_active Expired
- 1976-02-09 JP JP1238476A patent/JPS5333653B2/ja not_active Expired
- 1976-02-09 ZM ZM19/76A patent/ZM1976A1/xx unknown
- 1976-02-09 BR BR7600804A patent/BR7600804A/pt unknown
- 1976-02-09 IT IT48006/76A patent/IT1053829B/it active
- 1976-02-10 FR FR7603588A patent/FR2300325A1/fr active Granted
- 1976-02-10 ZA ZA779A patent/ZA76779B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PH17225A (en) | 1984-07-03 |
| JPS51103700A (cg-RX-API-DMAC7.html) | 1976-09-13 |
| IT1053829B (it) | 1981-10-10 |
| BR7600804A (pt) | 1976-08-31 |
| FR2300325B1 (cg-RX-API-DMAC7.html) | 1980-05-30 |
| FR2300325A1 (fr) | 1976-09-03 |
| ZA76779B (en) | 1977-01-26 |
| JPS5333653B2 (cg-RX-API-DMAC7.html) | 1978-09-16 |
| US3987732A (en) | 1976-10-26 |
| DE2604435B2 (de) | 1978-06-22 |
| GB1535558A (en) | 1978-12-13 |
| ES444575A1 (es) | 1977-06-16 |
| ZM1976A1 (en) | 1977-09-21 |
| DE2604435A1 (de) | 1976-08-19 |
| DE2604435C3 (de) | 1979-02-08 |
| AU1004776A (en) | 1977-07-14 |
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