Non-metallic industrial minerals for use as a drilling fluid additive; Non-metallic industrial minerals for use in well drilling and completion in the oil and gas industry; Non-metallic industrial mineral blends for use as a drilling aid in the oil and gas industry; Non-metallic Industrial minerals for use in well drilling and completion; Non-metallic minerals used for the extraction of hydrocarbon from the earth; Non-metallic industrial mineral additives and agents used for fluid-loss control, viscosity additives all used for the extraction of hydrocarbon from the earth; Industrial clays, namely, bentonite, sodium bentonite used for the extraction of hydrocarbon from the earth; Non-metallic industrial minerals used for drilling and cementing in the energy field; Bentonite; Sodium bentonite industrial clays
Chemicals