RELEASE

Chemical additives and products for use in acidizing, cementing, drilling and fracturing of oil and gas wells; Chemical additives for drilling fluids for use in oil and gas wells; Chemical additives for fracturing fluids for use in oil and gas wells

Consulting and engineering services, namely, engineering consulting and engineering for the oil and gas industry; Fluid engineering services, namely, fluid engineering for the oil and gas industry; Research, development and engineering services in the field of acidizing, cementing, drilling and fracturing oil and gas wells; Technical consulting services in the field of acidizing, cementing, drilling and fracturing oil and gas wells