Insulating and sealing materials for stopping leaks in water, gas or hydrocarbon pipelines, for sealing the edge of holes in water, gas or hydrocarbon wellbores, namely, insulating felt, insulating paint, insulating tapes, insulating structural panels, insulating materials for water shut off, insulating for caving ; insulating plaster; insulating lute used to pack and seal pipe connections; sealant compounds for joints; packing, stopping and insulating materials; non-metal water-tight rings f...