Mark Identification

SWACO

Serial Number

75111899

Filing Date

May 30, 1996

Registration Date

Apr 21, 1998

Trademark by

M-I L.L.C.

Classification Information

petroleum industry equipment, namely, fluids processing (solids control) equipment, namely, shakers, desanders, desilters, hydroclone packages, (namely, several hydroclones connected by piping and mounted on a skid), mud cleaners, (namely, hydroclones used in conjunction with a shaker all of which is mounted on a skid), centrifuges and fluids processing systems, (namely, an integrated, tailor made, system consisting of two or more primary shakers, a desander, a desilter, a hydroclone package, a mud cleaner, a centrifuge, a degasser and associated piping and tanks mounted on a skid) and pressure control equipment, namely, chokes, degassers, centrifugal degassers, H2S mud gas separators, dual mud gas separators for horizontal drilling, and total gas containment systems, (namely, integrated degasser and H2S mud gas separator with associated valves and piping mounted on either a skid or a trailer)

Machinery

petroleum industry equipment, namely, rig instrumentation equipment, namely, a computerized data acquisition unit showing drilling variables in different displays, making a permanent record of the same and transmitting the same to or from remote locations; micro-processor controlled rig-floor monitors which monitor and display various drilling functions with alarms; electronic pit volume totalizers and return flow sensors; drilling recorders; and straight hole tools, namely, mechanical inclinometers

Electrical and Scientific Apparatus