1 Chemical additives for petroleum products and lubricants; defoaming agents; chemical preparations for use in mineral oils, crude oil, drilling fluids, fuels including motor fuels, lubricants, industrial oils and greases; chemicals for the manufacture of products for surface protection and wear protection; chemicals for the manufacture of hydraulic fluids, drilling fluids, oils, lubricants and fats; chemicals for the manufacture of acrylates, methacrylates and polymers; viscometric chemicals, namely, viscosity index improvers for hydraulic fluids, oils, lubricants and fats; chemicals for use in industry, namely, pour point depressants, flow improvers and de-waxing aids; chemicals for use in industry, namely, dispersants and synthetic-based fluids; chemicals for use in industry, namely, esters; chemicals for the manufacture of hydraulic fluids; unprocessed artificial resins; adhesives used in industry; petroleum dispersants; chemical additives for oilfield drilling fluids; chemical preparations for processing of oil; water soluble thickening agents in the nature of chemicals for use in the oil well industry; polymers for use in the drilling and oil industries; chemical additives for borehole stabilisation in oil well drilling; chemicals for use in the oil refining industry; drilling muds for use in oil well drilling; chemical preparations, namely, fluids for use in the transport of particulate materials in oil wells; reactive liquid polymer chemical compositions; auxiliary fluids for use as chemical additives for drilling muds; chemical additives for the flow control of grease; chemicals for use in the refining of liquid hydrocarbons; chemical preparations, namely, fluids for use in the transport of particulate materials in gas wells; chemicals for use in the treatment of liquid hydrocarbons; rheological chemical additives for use in industry, rheological chemical additives, other than for medical use, for use in the oil refining industry and for use as hydraulic fluid additives; chemical preparations for processing of oil, for use in the oil industry; chemical preparations for processing of oil, for use in the extraction, production, transport, and storage of crude oil; chemical preparations for processing of oil, used to improve the critical flow of oil; chemical preparations for processing of oil, used for controlling and modifying paraffin wax; chemical preparations for processing of oil, for use in the oil industry, for crude oil recovery, flow assurance and storage; chemical preparations for processing of oil, for use in industry, to modify the size and shape of wax crystals, by dispersing them and preventing them from adhering to pipeline or vessel surfaces; chemical preparations for processing of oil, for use in industry, to reduce viscosity, pour point, and wax disposition