Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 175/68
Name: Boring or penetrating the earth > Processes > Boring with specific fluid > Anti-agglomeration treatment of gaseous drilling fluid
Description: Processes comprising the step of treating a gaseous drilling fluid with a material to prevent the agglomerating or wetting by liquid occurring naturally in the borehole of the cuttings loosened during drilling.

Patents under this class:

Patent Number Title Of Patent Date Issued
8353366 Methods of using a particle impact drilling system for removing near-borehole damage, milling objects in a wellbore, under reaming, coring, perforating, assisting annular flow, and associated Jan. 15, 2013
8047305 Vacuum feed supply system for drilling fluid additives Nov. 1, 2011
7597148 Formation and control of gas hydrates Oct. 6, 2009
5875858 Low volume air-water drilling systems and methods Mar. 2, 1999
5139095 Method for removing debris from a drillhole Aug. 18, 1992
RE29151 Repulsing clays on drill bits Mar. 15, 1977

  Recently Added Patents
Wearable display device
Bus controller for handling split transactions
Multiple RF band operation in mobile devices
Simplified algorithm for abnormal situation prevention in load following applications including plugged line diagnostics in a dynamic process
Wafer level packaging
LED lamp including heat dissipator
Polypropylene bottles
  Randomly Featured Patents
Endless member driving device and image forming apparatus
Door and frame for air handling unit
Method and apparatus for setting membership functions, and method and apparatus for analyzing same
Power amplifier with power supply switching
Digital recording apparatus
Method for recording/reproduction by recording/reproducing system for visual inspection device
Selective channel tuner and tuning method
Heat-sensitive recording material using chromeno compound
Plastic container
Device for replacing the filter of a gas mask in a polluted atmosphere without any contamination risk