Inventor
BADRAK ROBERT P
US17 patents
⚠️ This page may combine multiple inventors who share the name “BADRAK ROBERT P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WEATHERFORD LAMB
9 patentsUS6648075B2Nov 18, 2003
Method and apparatus for expandable liner hanger with bypass
WEATHERFORD LAMB221 citations99
US7048065B2May 23, 2006
Method and apparatus for expandable liner hanger with bypass
WEATHERFORD LAMB43 citations96
US6935429B2Aug 30, 2005
Flash welding process for field joining of tubulars for expandable applications
WEATHERFORD LAMB59 citations95
US7887103B2Feb 15, 2011
Energizing seal for expandable connections
WEATHERFORD LAMB22 citations92
US6935430B2Aug 30, 2005
Method and apparatus for expanding a welded connection
WEATHERFORD LAMB57 citations92
US6920934B2Jul 26, 2005
Method and apparatus for expandable liner hanger with bypass
WEATHERFORD LAMB16 citations92
US7409758B2Aug 12, 2008
Vibration damper systems for drilling with casing
WEATHERFORD LAMB29 citations91
US7168606B2Jan 30, 2007
Method of mitigating inner diameter reduction of welded joints
WEATHERFORD LAMB13 citations83
US9212527B2Dec 15, 2015
Pipe handling system
WEATHERFORD LAMB0 citations51
WEATHERFORD TECH HOLDINGS LLC
3 patentsUS9739105B2Aug 22, 2017
Hard surfacing non-metallic slip components for downhole tools
WEATHERFORD TECH HOLDINGS LLC3 citations72
US9631157B2Apr 25, 2017
Cu—Ni—Sn alloy overlay for bearing surfaces on oilfield equipment
WEATHERFORD TECH HOLDINGS LLC1 citations44
US10539518B2Jan 21, 2020
X-ray based fatigue inspection of downhole component
WEATHERFORD TECH HOLDINGS LLC0 citations30