Inventor
SPRUNT EVE S
US23 patents
Patents
23 patentsUS5402846AApr 4, 1995
Unique method of hydraulic fracturing
MOBIL OIL CORP299 citations99
US5069065ADec 3, 1991
Method for measuring wettability of porous rock
MOBIL OIL CORP153 citations97
US5299453AApr 5, 1994
Method for determining oil and water saturation of core samples at overburden pressure
MOBIL OIL CORP62 citations96
US5214384AMay 25, 1993
Method including electrical self potential measurements for detecting multiphase flow in a cased hole
MOBIL OIL CORP71 citations96
US4868751ASep 19, 1989
Method for determining relative permeability of a subterranean reservoir
MOBIL OIL CORP101 citations96
US5360068ANov 1, 1994
Formation fracturing
MOBIL OIL CORP124 citations95
US4799382AJan 24, 1989
Method for determining reservoir characteristics of a porous material
MOBIL OIL CORP62 citations95
US4380930AApr 26, 1983
System for transmitting ultrasonic energy through core samples
MOBIL OIL CORP230 citations94
US5470749ANov 28, 1995
Method for determining steam quality using a foaming surfactant
MOBIL OIL CORP22 citations92
US4722095AJan 26, 1988
Method for identifying porosity and drilling mud invasion of a core sample from a subterranean formation
MOBIL OIL CORP54 citations92
US4688238AAug 18, 1987
Method for determining lithological characteristics of a porous material
MOBIL OIL CORP64 citations92
US5443119AAug 22, 1995
Method for controlling sand production from a hydrocarbon producing reservoir
MOBIL OIL CORP29 citations91
US5209104AMay 11, 1993
Method for desaturating a porous rock for electrical resistivity measurements
MOBIL OIL CORP53 citations91
US4924187AMay 8, 1990
Method for measuring electrical anisotrophy of a core sample from a subterranean formation
MOBIL OIL CORP38 citations91
US5164672ANov 17, 1992
Method for measuring electrical resistivity of a core sample of porous rock during water drainage and imbibition
MOBIL OIL CORP47 citations87
US4631963ADec 30, 1986
Method for measuring acoustic energy anisotropy through core samples
MOBIL OIL CORP21 citations78
US5206505AApr 27, 1993
Apparatus and method for retrieving and evaluating a slim hole drilled core sample of a subsurface formation
MOBIL OIL CORP7 citations74
US4785882ANov 22, 1988
Enhanced hydrocarbon recovery
MOBIL OIL CORP16 citations74
US5363917ANov 15, 1994
Method of sand consolidation
MOBIL OIL CORP13 citations71
US4982604AJan 8, 1991
Method and system for testing the dynamic interaction of coring fluid with earth material
MOBIL OIL CORP16 citations71
US4864864ASep 12, 1989
Method for measuring stress deformation of materials
MOBIL OIL CORP8 citations70
US4631964ADec 30, 1986
Shear acoustic energy anisotropy of subsurface formations
MOBIL OIL CORP13 citations70
US4848487AJul 18, 1989
Method for minimizing mud solids invasion of core samples obtained during subsurface coring
MOBIL OIL CORP17 citations69