| F | SK | MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING |
| F42 | KL | AMMUNITION; BLASTING |
| F42D | UKL | BLASTING (fuses, e.g. fuse cords, C06C 5/00; blasting cartridges F42B 3/00) |
| F42D 1/00 | HGR | Blasting methods or apparatus, e.g. for loading or tamping |
| F42D 1/02 | UGR1 | | . | Arranging blasting cartridges to form an assembly (adaptation of blasting cartridges therefor F42B 3/02) |
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| F42D 1/04 | UGR1 | | . | Arrangements for ignition |
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| F42D 1/045 | UGR2 | | . . | Arrangements for electric ignition (dynamo-electric generators H02K) [5] |
|
| F42D 1/05 | UGR3 | | . . . | Electric circuits for blasting [5] |
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| F42D 1/055 | UGR4 | | . . . . | specially adapted for firing multiple charges with a time delay [5] |
|
| F42D 1/06 | UGR2 | | . . | Relative timing of multiple charges (F42D 1/055 takes precedence) |
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| F42D 1/08 | UGR1 | | . | Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor [5] |
|
| F42D 1/10 | UGR2 | | . . | Feeding explosives in granular or slurry form; Feeding explosives by pneumatic or hydraulic pressure [5] |
|
| F42D 1/12 | UGR2 | | . . | Feeding tamping material by pneumatic or hydraulic pressure [5] |
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| F42D 1/14 | UGR2 | | . . | Hand-operated tamping or loading [5] |
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| F42D 1/16 | UGR3 | |
| F42D 1/18 | UGR2 | | . . | Plugs for boreholes [5] |
|
| F42D 1/20 | UGR2 | | . . | Tamping cartridges, i.e. cartridges containing tamping material (flexible or deformable blasting cartridges F42B 3/087) [5] |
|
| F42D 1/22 | UGR2 | | . . | Means for holding or positioning blasting cartridges or tamping cartridges in boreholes [5] |
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| F42D 1/24 | UGR2 | | . . | characterised by the tamping material [5] |
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| F42D 1/26 | UGR3 | | . . . | Tamping with foaming agents [5] |
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| F42D 1/28 | UGR3 | | . . . | Tamping with gelling agents [5] |
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| F42D 3/00 | HGR | Particular applications of blasting techniques |
| F42D 3/02 | UGR1 | | . | for demolition of tall structures, e.g. chimney stacks |
|
| F42D 3/04 | UGR1 | |
| F42D 3/06 | UGR1 | |
| F42D 5/00 | HGR | Safety arrangements |
| F42D 5/02 | UGR1 | | . | Locating undetonated charges |
|
| F42D 5/04 | UGR1 | | . | Rendering explosive charges harmless, e.g. destroying ammunition (extracting primers, dismantling ammunition F42B 33/04 , F42B 33/06); Rendering detonation of explosive charges harmless [5] |
|
| F42D 5/045 | UGR2 | | . . | Detonation-wave absorbing or damping means [5] |
|
| F42D 5/05 | UGR3 | |
| F42D 5/055 | UGR2 | | . . | Silencing means for blasting operations (F42D 5/045 takes precedence) [5] |
|
| F42D 5/06 | UGR1 | |
| F42D 7/00 | HGR | Other blasting |