Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 175/3.5
Name: Boring or penetrating the earth > Boring with explosion in inaccessible hole > Explosive charge carried by projectile
Description: Subject matter in which a projectile containing an explosive charge is described as forming a bore as it is projected into the formation by an explosive charge and the explosive charge carried by the projectile is then fired.










Patents under this class:

Patent Number Title Of Patent Date Issued
7896104 Device and method for explosive drilling Mar. 1, 2011
5540293 Firing Head Jul. 30, 1996
4889183 Method and apparatus for retaining shaped charges Dec. 26, 1989
4088368 Method for explosive breaking of hard compact material May. 9, 1978











 
 
  Recently Added Patents
Method, base station and system for adjusting cell wireless configuration parameter
Liquid low temperature injection molding process
Synergistic fungicidal interactions of 5-fluorocytosine and other fungicides
Systems and methods for authorizing, authenticating and accounting users having transparent computer access to a network using a gateway device
Bluetooth headset
Methods for measuring media performance associated with adjacent track interference
Housing for gas flow indicator
  Randomly Featured Patents
Test suites for virtualized computing environments
Method for forming ultra thin low leakage multi gate devices
Apparatus and method for providing electrostatic discharge protection
Air driven hair clipper
Digital broadcast system and data processing method
Cooling apparatus boiling and condensing refrigerant with a refrigerant vapor passage having a large cross sectional area
Cantilevered instantaneous heating brewer
Control device for a vending machine including system for confirming vendibility of selected articles
Illumination intensity correcting circuit
Accelerated hardening of unsaturated polyester resins