DUROGEL
Filed: October 9, 1979
Chemical for Use in Oil and Gas Well Drilling-Namely, a Viscosifier for Use in Formulating High Temperature Stable Water…
Owned by: MI DRILLING FLUIDS COMPANY
Serial Number: 73234195
MONITOR INHIBITOR
Filed: December 20, 1982
Manuals and Printed Work Sheets Associated with the Detection and Treatment of Corrosion of Tubular Goods in Oil and Gas…
Owned by: MI DRILLING FLUIDS COMPANY
Serial Number: 73406815
BOSSMOD
Filed: March 9, 1984
A CALCULATOR SILICON CHIP
Owned by: MI DRILLING FLUIDS COMPANY
Serial Number: 73469472
GELITE
Filed: March 9, 1984
Chemicals for Use in Oil and Gas Well Drilling-Namely, a Clay Viscosifier for Drilling Fluids
Owned by: MI DRILLING FLUIDS COMPANY
Serial Number: 73469481
VIS-L
Filed: March 9, 1984
Chemicals for Use in Oil and Gas Well Drilling Operations-Namely, a Viscosifier for Use in Drilling Workover and Completion…
Owned by: MI DRILLING FLUIDS COMPANY
Serial Number: 73469482
THERMPAC
Filed: March 22, 1984
a High Temperature Polymer for Fluid Loss Control and Viscosifying of Oil and Gas Well Drilling Fluids
Owned by: MI DRILLING FLUIDS COMPANY
Serial Number: 73471733
TACKLE
Filed: December 13, 1984
CHEMICAL ADDITIVE FOR USE IN WELL DRILLING OPERATIONS-NAMELY, A THINNER FOR FRESHWATER DRILLING FLUIDS
Owned by: MI DRILLING FLUIDS COMPANY
Serial Number: 73513468
STABIL HOLE
Filed: June 3, 1985
DRILLING FLUID ADDITIVE FOR TREATMENT OF DRILLING FLUIDS AS AN AID IN THE DRILLING OF OIL AND GAS WELLS TO REDUCE FLUID…
Owned by: MI DRILLING FLUIDS COMPANY
Serial Number: 73541220
