Inventor
BEHRMANN LAWRENCE A
US38 patents
⚠️ This page may combine multiple inventors who share the name “BEHRMANN LAWRENCE A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
30 patentsUS6520258B1Feb 18, 2003
Encapsulant providing structural support for explosives
SCHLUMBERGER TECHNOLOGY CORP89 citations99
US8342094B2Jan 1, 2013
Dissolvable material application in perforating
SCHLUMBERGER TECHNOLOGY CORP40 citations97
US7775279B2Aug 17, 2010
Debris-free perforating apparatus and technique
SCHLUMBERGER TECHNOLOGY CORP115 citations97
US6732798B2May 11, 2004
Controlling transient underbalance in a wellbore
SCHLUMBERGER TECHNOLOGY CORP96 citations97
US6598682B2Jul 29, 2003
Reservoir communication with a wellbore
SCHLUMBERGER TECHNOLOGY CORP150 citations97
US7909115B2Mar 22, 2011
Method for perforating utilizing a shaped charge in acidizing operations
SCHLUMBERGER TECHNOLOGY CORP61 citations96
US6896059B2May 24, 2005
Components and methods for use with explosives
SCHLUMBERGER TECHNOLOGY CORP50 citations96
US6554081B1Apr 29, 2003
Components and methods for use with explosives
SCHLUMBERGER TECHNOLOGY CORP73 citations96
US7451819B2Nov 18, 2008
Openhole perforating
SCHLUMBERGER TECHNOLOGY CORP43 citations95
US7121340B2Oct 17, 2006
Method and apparatus for reducing pressure in a perforating gun
SCHLUMBERGER TECHNOLOGY CORP54 citations95
US6966377B2Nov 22, 2005
Providing a low pressure condition in a wellbore region
SCHLUMBERGER TECHNOLOGY CORP39 citations95
US6874579B2Apr 5, 2005
Creating an underbalance condition in a wellbore
SCHLUMBERGER TECHNOLOGY CORP44 citations95
US7284612B2Oct 23, 2007
Controlling transient pressure conditions in a wellbore
SCHLUMBERGER TECHNOLOGY CORP49 citations94
US5392857AFeb 28, 1995
Apparatus and method for determining an optimum phase angle for phased charges in a perforating gun to maximize distances between perforations in a formation
SCHLUMBERGER TECHNOLOGY CORP23 citations93
US9671201B2Jun 6, 2017
Dissolvable material application in perforating
SCHLUMBERGER TECHNOLOGY CORP15 citations92
US7640986B2Jan 5, 2010
Device and method for reducing detonation gas pressure
SCHLUMBERGER TECHNOLOGY CORP24 citations92
US7182138B2Feb 27, 2007
Reservoir communication by creating a local underbalance and using treatment fluid
SCHLUMBERGER TECHNOLOGY CORP39 citations92
US6397947B1Jun 4, 2002
Optimizing charge phasing of a perforating gun
SCHLUMBERGER TECHNOLOGY CORP29 citations92
US7428921B2Sep 30, 2008
Well treatment system and method
SCHLUMBERGER TECHNOLOGY CORP32 citations91
US7287589B2Oct 30, 2007
Well treatment system and method
SCHLUMBERGER TECHNOLOGY CORP39 citations91
US8677903B2Mar 25, 2014
Dissolvable material application in perforating
SCHLUMBERGER TECHNOLOGY CORP9 citations83
US8347963B2Jan 8, 2013
Controlling transient underbalance in a wellbore
SCHLUMBERGER TECHNOLOGY CORP9 citations83
US7984761B2Jul 26, 2011
Openhole perforating
SCHLUMBERGER TECHNOLOGY CORP7 citations83
US7896077B2Mar 1, 2011
Providing dynamic transient pressure conditions to improve perforation characteristics
SCHLUMBERGER TECHNOLOGY CORP17 citations83
US7845410B2Dec 7, 2010
Openhole perforating
SCHLUMBERGER TECHNOLOGY CORP7 citations73
US6214988B1Apr 10, 2001
Process for making an HMX product
SCHLUMBERGER TECHNOLOGY CORP9 citations73
US10830023B2Nov 10, 2020
Shaped charge system having multi-composition liner
SCHLUMBERGER TECHNOLOGY CORP2 citations72
US6622630B2Sep 23, 2003
Booster
SCHLUMBERGER TECHNOLOGY CORP10 citations69
US6428724B1Aug 6, 2002
Granulation process
SCHLUMBERGER TECHNOLOGY CORP6 citations69
US9976397B2May 22, 2018
Shaped charge system having multi-composition liner
SCHLUMBERGER TECHNOLOGY CORP0 citations51