Inventor
PALMER LARRY T
US14 patents
⚠️ This page may combine multiple inventors who share the name “PALMER LARRY T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAKER HUGHES INC
10 patentsUS5580114ADec 3, 1996
Hydraulically actuated fishing tool
BAKER HUGHES INC93 citations95
US7661478B2Feb 16, 2010
Ball drop circulation valve
BAKER HUGHES INC49 citations90
US8353349B2Jan 15, 2013
Retaining and isolating mechanisms for magnets in a magnetic cleaning tool
BAKER HUGHES INC7 citations83
US7708063B2May 4, 2010
Centralizer tool, a centralizing method and a method of making a centralizer tool
BAKER HUGHES INC8 citations83
US6997262B2Feb 14, 2006
Emergency cutting apparatus and method
BAKER HUGHES INC16 citations82
US9926745B2Mar 27, 2018
Whipstock valve with nozzle bypass feature
BAKER HUGHES INC3 citations69
US7635021B2Dec 22, 2009
Downhole cutting tool using a single piece tubular with a radially displaceable portion
BAKER HUGHES INC4 citations62
US7562703B2Jul 21, 2009
Annular flow shifting device
BAKER HUGHES INC6 citations62
US7926566B2Apr 19, 2011
Method of making a downhole cutting tool, using a single piece tubular with a radially displaceable portion
BAKER HUGHES INC0 citations51
US7870894B2Jan 18, 2011
Downhole cutting tool, using a single piece tubular with a radially displaceable portion
BAKER HUGHES INC0 citations51