Q

Chemical drilling fluids for use in subterranean wells, namely, drilling muds, completion fluids, workover fluids and wellbore fluids; chemical additives for oil drilling fluids; drilling muds and chemical drilling fluids for use in oil well drilling

Petroleum industry power-operated equipment for drilling fluid processing and solids control, namely, shakers, desanders, desilters, mud cleaners, centrifuges and fluids processing units

cost analysis; business risk management analysis; providing advice to consumers regarding the selection of products to be purchased

waste management planning

Engineering services in connection with drilling fluids and drilling fluid use, environmental planning, analysis of data from well sites, namely, data about well fluid design, well drill cuttings, well formation stability, well borehole stability and well fluid circulation, and technical engineering advice on the use of products for drilling, namely, drilling fluids, mud products, mud systems and solids and control equipment