IPC Classification

Class code (prefix) Descriptions Number of results
F42D 1/00 Blasting methods or apparatus, e.g. for loading or tamping
F42D 1/02 Arranging blasting cartridges to form an assembly
F42D 1/04 Arrangements for ignition
F42D 1/05 Electric circuits for blasting
F42D 1/06 Relative timing of multiple charges
F42D 1/08 Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
F42D 1/10 Feeding explosives in granular or slurry form; Feeding explosives by pneumatic or hydraulic pressure
F42D 1/12 Feeding tamping material by pneumatic or hydraulic pressure
F42D 1/14 Hand-operated tamping or loading
F42D 1/16 Tamping tools
F42D 1/18 Plugs for boreholes
F42D 1/20 Tamping cartridges, i.e. cartridges containing tamping material
F42D 1/22 Means for holding or positioning blasting cartridges or tamping cartridges in boreholes
F42D 1/24 Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor characterised by the tamping material
F42D 1/26 Tamping with foaming agents
F42D 1/28 Tamping with gelling agents
F42D 1/045 Arrangements for electric ignition
F42D 1/055 Electric circuits for blasting specially adapted for firing multiple charges with a time delay
F42D 3/00 Particular applications of blasting techniques
F42D 3/02 Particular applications of blasting techniques for demolition of tall structures, e.g. chimney stacks
F42D 3/04 Particular applications of blasting techniques for rock blasting
F42D 3/06 Particular applications of blasting techniques for seismic purposes
F42D 5/00 Safety arrangements
F42D 5/02 Locating undetonated charges
F42D 5/04 Rendering explosive charges harmless, e.g. destroying ammunition; Rendering detonation of explosive charges harmless
F42D 5/05 Blasting mats
F42D 5/06 Unloading boreholes
F42D 5/045 Detonation-wave absorbing or damping means
F42D 5/055 Silencing means for blasting operations
F42D 99/00 Subject matter not provided for in other groups of this subclass