Inventor
KARCHER JEFFERY D
US15 patents
⚠️ This page may combine multiple inventors who share the name “KARCHER JEFFERY D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALLIBURTON ENERGY SERVICES INC
5 patentsUS9499731B2Nov 22, 2016
Calcium phosphate cement compositions comprising pumice and/or perlite and associated methods
HALLIBURTON ENERGY SERVICES INC3 citations73
US9751803B2Sep 5, 2017
Calcium phosphate cement compositions comprising pumice and/or perlite and associated methods
HALLIBURTON ENERGY SERVICES INC0 citations52
US9267072B2Feb 23, 2016
Weighted elastomers, cement compositions comprising weighted elastomers, and methods of use
HALLIBURTON ENERGY SERVICES INC0 citations52
US9267073B2Feb 23, 2016
Weighted elastomers, cement compositions comprising weighted elastomers, and methods of use
HALLIBURTON ENERGY SERVICES INC0 citations52
US10087357B2Oct 2, 2018
Cement compositions comprising particulate foamed elastomers and associated methods
HALLIBURTON ENERGY SERVICES INC0 citations51
KARCHER JEFFERY D
4 patentsUS8672028B2Mar 18, 2014
Settable compositions comprising interground perlite and hydraulic cement
KARCHER JEFFERY D22 citations91
US8807216B2Aug 19, 2014
Cement compositions comprising particulate foamed elastomers and associated methods
KARCHER JEFFERY D6 citations82
US8726990B2May 20, 2014
Lost-circulation material made from a recycled ceramic
KARCHER JEFFERY D8 citations81
US8592352B2Nov 26, 2013
Cement compositions comprising particulate foamed elastomers and associated methods
KARCHER JEFFERY D4 citations71
RODDY CRAIG W
4 patentsUS8623936B2Jan 7, 2014
Weighted elastomers, cement compositions comprising weighted elastomers, and methods of use
RODDY CRAIG W7 citations84
US8877831B2Nov 4, 2014
Weighted elastomers, cement compositions comprising weighted elastomers, and methods of use
RODDY CRAIG W4 citations73
US8513330B2Aug 20, 2013
Weighted elastomers, cement compositions comprising weighted elastomers, and methods of use
RODDY CRAIG W3 citations63
US8450391B2May 28, 2013
Weighted elastomers, cement compositions comprising weighted elastomers, and methods of use
RODDY CRAIG W3 citations63
BRENNEIS D CHAD
2 patentsUS8486869B2Jul 16, 2013
Methods of plugging and abandoning a well using compositions comprising cement kiln dust and pumicite
BRENNEIS D CHAD67 citations96
US8307899B2Nov 13, 2012
Methods of plugging and abandoning a well using compositions comprising cement kiln dust and pumicite
BRENNEIS D CHAD87 citations96