NATIONAL TANK COMPANY

DFX

filtering units for large process liquid streams utilizing granular media for industrial use;

ELECTROMAX

OILFIELD MACHINES, NAMELY CRUDE OIL TREATERS;ELECTRO MAX;

ENVIROMAX

ENVIRO-MAX;coalescer for separating oil from storm water for treating groundwater run-off;

EPC

solvent extraction systems; namely, electrostatic phase dispenser filters and coalescers for use in water purification;

EPIC

electrically pulsed high energy emulsion breakers;

FUEL MIZER

No claim is made to the exclusive right to use the word Fuel, apart from the mark as shown.;MISER;FIRE TUBE COMBUSTION UNIT;

GRVC

vapor recovery units used with natural gas dehydrators;

HRU

hydrocarbon recovery unit for removal of water and recovery of liquids from gas streams;

HYDRALERT

monitors for measuring concentrations of oil, grease, and other hydrocarbons, particulates and turbidity in a water stream;HYDRA-ALERT;

LTX

high pressure power operated separators for extracting hydrocarbon liquids and water from gas;

MOZLEY

SEPARATION EQUIPMENT TO REMOVE SAND AND OTHER SOLID PARTICLES FROM MULTI-PHASE WELLSTREAMS;

MOZLEY

Separation Machine Used to Remove Sand and Other Solid Particles From Multi-Phase Oil and Gas Wellstreams; Separation Machine Used to Remove Sand and Other Solid Particles in Mining and Minerals Processing;

OPTISOL

IN THE STATEMENT, COLUMN 1, BEFORE LINE 1, NATIONAL TANK COMPANY (DELAWARE CORPORATION), P.O. BOX 1710, TULSA, OK 74101, ASSIGNEE OF SHOULD BE INSERTED.;SYSTEM FOR THE REMOVAL OF CONTAMINANTS FROM GAS MIXTURES WITH AMINES, COMPRISING A REBOILER, STILL, REFLUX ACCUMULATOR, REFLUX PUMP, BOOSTER PUMP, REFLUX CONDENSER, HEAT EXCHANGER, COOLER, AND CHARCOAL FILTER, ALL SOLD AS A UNIT;

OSX

granular bed coalescer and separator for dispersed oil extraction;

SPX

combination coalescer and separator for suspended oil extraction;

THERMA DRIVE

UNITS FOR HEATING SUBTERRANEAN EARTH FORMATIONS;

TRIHIBITOL

Natural Gas Dehydration Fluid;

TRU-ACT

Level Controls for Fluid Materials;TRUE ACT;