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
Presenting a link to a user
Systems and methods for dynamically modifying subcriber service profile stored in home location register while roaming in wireless telecommunication networks
Reliable and accurate usage detection of a software application
Light emitting element, method for manufacturing the light emitting element, optical element and method for manufacturing the optical element
Memory device and method for repairing a semiconductor memory
Laser marking of a card
Antenna device and wireless communication apparatus
  Randomly Featured Patents
Device and method for manufacturing a device
Herbicide
Tensioning means for printing ribbon cassette
Aluminum alloy sheet for food and beverage containers
Gravity feed fluid dispensing valve
Variable volume, shape memory actuated insulin dispensing pump
Hand shower
Compositions and uses of dictyostatin compounds
Fluoroalkoxy-substituted 1,3-dihydro-isoindolyl compounds and their pharmaceutical uses
Method for encapsulating an integrated circuit package