Inventor
KRAUSS CHRISTIAAN D
US4 patents
Patents
4 patentsUS6634428B2Oct 21, 2003
Delayed opening ball seat
BAKER HUGHES INC192 citations97
US5477925ADec 26, 1995
Method for multi-lateral completion and cementing the juncture with lateral wellbores
BAKER HUGHES INC209 citations97
US6241023B1Jun 5, 2001
Unlocking packer setting method and device
BAKER HUGHES INC35 citations91
US7234546B2Jun 26, 2007
Drilling and cementing casing system
BAKER HUGHES INC14 citations80