N L INDUSTRIES, INC.

BARABUF

BARABUFF;Oil and Gas Well Drilling Completion and Work-Over Chemicals-Namely, a Water Soluble Chemical for Establishing a Buffered pH of Approximately 10 in Waters, Aqueous Solutions, and Oilfield Brines, Particularly in Aqueous Solutions or Brine Solutions or Brine Solutions Containing Hydroxy Ethyl Cellulose;

BARAZAN

Earth Borehole Drilling, Completion and Work-Over Abandonment Chemicals-Namely, a Water-Soluble Chemical for Providing Thixotropic Properties and Non-Newtonian Characteristics to Waters and Brines Over a Wide Salinity Range, and which has the Ability to Suspend Solid Materials Such as Bridging Agents and Weighting Materials in Aqueous Solutions Containing Said Chemical;

BAROCHEM

Chemical Formulations for Buffering Water pH, Inhibiting Corrosion of Ferrous and Non-Ferrous Metals, in Open and Closed Water Systems, for Scavenging Oxygen from Boiler Feed Water, for Preventing Fouling and Scale Formation in Open and Closed Water Systems, for Chelating Calcium and Magnesium Ions; for Buffering pH of Closed Water Systems; for Preventing Fouling in Process Equipment, and for Foam Control in Aqueous and Nonaqueous Systems;

CADT

Monitoring and Interpreting Operating Parameters and Subsurface Conditions Encountered During Earth Borehole Drilling;

CLEAR

Oil-Soluble Chemical Compositions Effective for Inhibiting Deposition of Paraffin Wax and/or Dissolving Deposits of Such Paraffins in Oil Wells, Associated Surface Equipment, Pipe Lines, and Processing Equipment;

COAGULOID

Coagulant Compounds for Water Clarification;

DEFLAKE