Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Pneumatic rock-boring device and method for starting such a device










Image Number 3 for United States Patent #7093671.

The invention relates to a method for horizontal ground-boring, in particular for rock-boring, by a rotating and hammering driven ground-boring device, whereby the device is alternately or simultaneously supplied with compressed air and drilling medium and the compressed air and drilling medium are supplied through a channel.








 
 
  Recently Added Patents
Method for controlling operation of a wind turbine
Compatibility check
Shoe bag
Active gate drive circuit
Magnetic memory and method of manufacturing the same
Distributed IP-PBX signal processing
Optical splitter device
  Randomly Featured Patents
Method, a computer system, and a computer product for configuring a virtual representation of an assembly of a plurality of components
Displacer assembly for Stirling cycle system
Pulse-wave-propagation-velocity-related-information obtaining apparatus
Shoot meristem specific promoter sequences
Grind ring for a food waste disposer
Porous constructs fabricated by gas induced phase inversion
User barge-in enablement in large vocabulary speech recognition systems
Backlight assembly, display device having the same, display substrate for the same and method of manufacturing the same
Control module for a battery-operated faucet
OSI tunnel routing method and the apparatus