Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 175/3
Name: Boring or penetrating the earth > Boring with explosion in inaccessible hole > Severing formed core by explosion
Description: Process or apparatus involving a step or means utilizing an explosive charge to separate a previously formed undisturbed core from the formation.

Patents under this class:

Patent Number Title Of Patent Date Issued
5756926 EFI detonator initiation system and method May. 26, 1998

  Recently Added Patents
Respirator belt having bumper cushion
Method for radiation sterilization of medical devices
Preferential selection of candidates for delta compression
Electronic device and control method therein
Method of inspecting wafer
Distortion compensation device, distortion compensation method, and radio transmitter
Method for preparing a .beta.-SiAlON phosphor
  Randomly Featured Patents
Signaling arrangement for and method of signaling in a wireless local area network
Athletic throwing technique training apparatus and methods
Dynamically configuring and 5 monitoring hosts connected in a computing network having a gateway device
Gyroplane rotor braking unit
Composition for prophylaxis and/or treatment of dry syndrome comprising vitamin D
Electroactive actuator for portable communication devices
Burial casket
Linearly operating motor
Electrical circuit apparatus and method for assembling same
N-Sulfoalkylaniline derivatives