Assignee
PDTI HOLDINGS LLC
US·9 granted patents·1 pending application·88 citations·filing 2005–2009
Technology mixE21B10
Top patents by PatentIndex Score
10 records- 0185US7757786B2Impact excavation system and method with injection systemPDTI HOLDINGS LLC·Filed 2008·Granted Jul 20, 2010·23 cites·5 claims
- 0278US7793741B2Impact excavation system and method with injection systemPDTI HOLDINGS LLC·Filed 2005·Granted Sep 14, 2010·16 cites·19 claims
- 0371US7980326B2Method and system for controlling force in a down-hole drilling operationPDTI HOLDINGS LLC·Filed 2008·Granted Jul 19, 2011·13 cites·29 claims
- 0469US7798249B2Impact excavation system and method with suspension flow controlPDTI HOLDINGS LLC·Filed 2006·Granted Sep 21, 2010·11 cites·5 claims
- 0567US8037950B2Methods 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 methodsPDTI HOLDINGS LLC·Filed 2009·Granted Oct 18, 2011·7 cites·4 claims
- 0662US7997355B2Apparatus for injecting impactors into a fluid stream using a screw extruderPDTI HOLDINGS LLC·Filed 2007·Granted Aug 16, 2011·7 cites·1 claims
- 0762US7987928B2Injection system and method comprising an impactor motive devicePDTI HOLDINGS LLC·Filed 2008·Granted Aug 2, 2011·8 cites·23 claims
- 0854US7909116B2Impact excavation system and method with improved nozzlePDTI HOLDINGS LLC·Filed 2005·Granted Mar 22, 2011·3 cites·26 claims
- 0940US2010155063A1Particle Drilling System Having Equivalent Circulating DensityPDTI HOLDINGS LLC·Filed 2009·Application pending·0 cites
- 1039US8342265B2Shot blocking using drilling mudPDTI HOLDINGS LLC·Filed 2009·Granted Jan 1, 2013·0 cites·6 claims
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