Inventor

RATANASIRIGULCHAI WANCHAI

CN2 patents

Patents

2 patents

US7000699B2Feb 21, 2006

Method and apparatus for orienting perforating devices and confirming their orientation

SCHLUMBERGER TECHNOLOGY CORP79 citations95

US7284612B2Oct 23, 2007

Controlling transient pressure conditions in a wellbore

SCHLUMBERGER TECHNOLOGY CORP49 citations94