Chemical additives for fracturing fluid for use in oil and gas wells; Chemical aquarium water conditioners; Chemical preparations for melting snow and ice; Chemical preparations for use in industry; Chemical preparations for use in soil remediation, drinking water treatment, municipal and industrial wastewater treatment; Water treatment chemicals for use in swimming pools and spas

Industrial Chemicals; Chemical preparations for melting snow and ice; Chemicals for use in agriculture, except fungicides, herbicides, insecticides and parasiticides; Chemical additives for use in the manufacture of pharmaceuticals; Food preserving chemicals

Manufacturing services for others in the field of oil and gas production and recovery; Providing technical information in the field of chemical manufacturing; Treatment of materials in the nature of oil, gas, and fluids used to enhance production and recovery thereof by means of chemical treatment and modication

Chemical additives for fracturing fluid for use in oil and gas wells; Chemical additives for oil well drilling fluids; Chemical additives for drilling muds; Chemical fracturing fluids for use in the oil and gas industry; Chemical preparations for scientific purposes, other than for medical or veterinary use; Chemical preparations for use in industry; Chemical preparations for scientific purposes; Chemicals used in oil drilling; Chemicals for use in the biochemical and chemical industry; Chemi...