Humble, Texas
United States
21
2015-01-29
The entities that hold a legal rights for patent applications filed by inventor Clark David E.:
David E. Clark from Humble, US has applied for patents for these inventions. The list has both pending applications and granted patents:
IN SITU MICROEMULSIONS USED AS SPACER FLUIDS
#2 | 2014-11-27NANOFLUIDS AND METHODS OF USE FOR DRILLING AND COMPLETION FLUIDS
#3 | 2013-04-18Nanoemulsions
#4 | 2012-09-27Dendritic Surfactants and Extended Surfactants for Drilling Fluid Formulations
#5 | 2012-07-19METHOD FOR CLEANING DRILL CUTTINGS
#6 | 2012-01-19Nanofluids and methods of use for drilling and completion fluids
#7 | 2011-09-15Oil-based drilling fluid recovery and reuse
#8 | 2011-04-14Lost circulation control fluids for naturally fractured carbonate formations
#9 | 2010-12-16Liquid crystals for drilling, completion and production fluids
#10 | 2010-10-21Microemulsions used as spacer fluids
#11 | 2010-08-26Microemulsions to convert OBM filter cakes to WBM filter cakes having filtration control
#12 | 2010-06-03Nanoemulsions
#13 | 2009-12-31Method for changing the wettability of rock formations
#14 | 2009-07-23Mesophase fluids with extended chain surfactants for downhole treatments
#15 | 2009-01-08Single phase microemulsions and in situ microemulsions for cleaning formation damage
#16 | 2008-12-25Microemulsion or in-situ microemulsion for releasing stuck pipe
#17 | 2008-11-06In situ microemulsions used as spacer fluids
#18 | 2008-05-15In situ fluid formation for cleaning oil- or synthetic oil-based mud
#19 | 2008-03-27Microemulsions to convert OBM filter cakes to WBM filter cakes having filtration control
#20 | 2007-02-01Method of removing an invert emulsion filter cake after the drilling process using a single phase microemulsion
#21 | 2006-04-06Method of removing an invert emulsion filter cake after the drilling process using a single phase microemulsion
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