WYO-BEN, INC.

ABANTONITE

bentonite based blend of materials for use as an abandonment fluid for drill holes, such as mineral exploration holes, water wells, and geotechnical borings;

AIR FOAM

No claim is made to the exclusive right to use the word Foam, apart from the mark as shown.;Additive to Mud Systems for In-Ground Drilling-Namely, Liquid Foaming and Wetting Agent for Use in Air Drilling, Rotary Drilling and Drilling Rig Washing Applications;

BORZAN

Chemical drilling fluids for use in oil and gas drilling wells;

CLAYMASTER

CLAY MASTER;Chemical clay stabilizer for use in horizontal or directional boring where underground utilities are being installed for cable, electrical, pipelines, and related utilities;

CLEARTREAT

CLEAR TREAT;bentonite clay mix for clarifying industrial waste waters;

DRILL-X

DRILL X;Drilling Mud Additive in the Form of a Liquid Drilling Lubricant and Torque Reducer;

ENVIROGEL

THE DRAWING IS STIPPLED TO INDICATE THAT DIFFERENT COLORS ARE USED.;In the statement, column 1, line 1, (Wyoming corporation) should be deleted and (Montana corporation) should be inserted.;Bentonite Clay Primarily as a Barrier and Sealant Against the Loss of Fluid from Bodies of Water, Such as Lakes, Ponds, Dams, etc. and from Sewage Lagoons, Waste Dumps, Sanitary Land Fills etc.;The drawing is stippled to indicate that different colors are used.;

ENVIROPLUG

enviro-plug;bentonite clay for plugging and sealing earthen boreholes;

FLOWMASTER

FLOW MASTER;Chemicals, namely, a chemical lubricating and stabilizing additive for use in drilling fluids used for vertical, horizontal, or direction drilling for oil, gas, and underground utilities, namely, electrical and telecommunication cables, pipelines, and related utilities, the chemical lubricating and stabilizing additive lubricating the drill head, drilling pipe, and product being placed by the drilling and stabilizing the geological materials being penetrated;

GROUT-WELL

bentonite clay mix for water and geotechnical well-hole sealing and drill hole abandonment sealing;

HYDROGEL

BENTONITE CLAY FOR USE IN WELL DRILLING OPERATIONS;

IMA

Drilling Mud Additive in the Form of a Fluid Loss Reducer and Corrosion Inhibitor in Salt Water Mud Systems;

NATURALGEL

Bentonite Clay Sold as a Well Drilling Fluid Additive;

NATURALGEL

IN THE STATEMENT, COLUMN 1, LINE 5, FUEL SHOULD BE DELETED, AND FLUID SHOULD BE INSERTED.;NATURAL GEL;BENTONITE CLAY SOLD AS A WELL-DRILLING [ FUEL ] * FLUID * ADDITIVE;

NATURAPEL

granular bentonite for use in mining and drilling applications;

PLUGZ-IT

PLUGS IT;Bentonite-based drilling or trenching fluid additive composition useful for plugging subsurface zones of high porosity to limit or prevent loss of drilling or trenching fluid to the formation;

RED DEVIL GEL

IN THE STATEMENT, COLUMN 1, LINE 1, (MICHIGAN CORPORATION) SHOULD BE DELETED AND (MONTANA CORPORATION) SHOULD BE INSERTED.;SODIUM BENTONITE FORMULATED FOR USE IN WATER WELL AND MINERAL EXPLORATION DRILLING;GEL;

SANDMASTER

SAND MASTER;Chemicals, namely, a chemical lubricating and stabilizing additive for use in drilling fluids used for vertical, horizontal, or direction drilling for oil, gas, and underground utilities, namely, electrical and telecommunication cables, pipelines, and related utilities, the chemical lubricating and stabilizing additive lubricating the drill head, drilling pipe, and product being placed by the drilling and stabilizing the geological materials being penetrated;

STORMY

Mud cleaning systems comprised of a combination of shakers, desanders, desilters, hydrocyclones, generators, electric motors and pumps for solids removal in drilling mud used in mechanized earth drilling operations;

TD-16

Granular bentonite grouting material for sealing drill holes and other subterranean cavities;

THINZ-IT

THINK IT; THINS IT;Polymeric thinning and dispersing agent for use in clay-based well drilling mud and other applications where clay-based muds are used such as slurry trench construction;

THUNDER PRESCREEN

Mud recycling machines;PRESCREEN;

THUNDER PRODUCTS

Manufacturing services for others of systems comprised of machines for preparing, cleaning, and disposing of fluids used for drilling, developing, and completing well bores in mechanized earth drilling operations, and of machines for preparing, cleaning and disposing of fluids used for excavation of trenches in the earth by the slurry trench construction method;PRODUCTS;

THUNDERSTORM

mud cleaning systems comprised of a combination of shakers, desanders, desilters, hydrocyclones, generators, electric motors and pumps for solids removal in drilling mud used in mechanized earth drilling operations;

TORQMASTER

TORQUE MASTER;Chemicals, namely, a chemical lubricating and stabilizing additive for use in drilling fluids used for vertical, horizontal, or direction drilling for oil, gas, and underground utilities, namely, electrical and telecommunication cables, pipelines, and related utilities, the chemical lubricating and stabilizing additive lubricating the drill head, drilling pipe, and product being placed by the drilling and stabilizing the geological materials being penetrated;

UNI-DRILL

Liquid Well-Drilling Additive for Use in Controlling Fluid Loss and Increasing Viscosity;

UNI-DRILL

liquid well-drilling additive for use in controlling fluid loss and increasing viscosity;

WYO-BEN

W;Oil and Water Well Drilling Chemicals-, namely, Foaming Agents for Air Drilling, Viscosifiers, [ Emulsifiers, ] Drilling Detergents, Torque Reducers, Flocculants, Surfactants and Defoamers, and Fluid Loss Reducers;[ Engineering Services in the Field of Mud Systems ];

WYO-VIS

WYO VISCOSIFIER;Polymeric viscosifier for drilling and slurry trench excavation fluids which also encapsulates shale and clay drilling or excavation cuttings to prevent them from rapidly hydrating and breaking up into fine particles;