Mouldings of plastics for packing; packing (cushioning and stuffing) of plastics; packing (cushioning and stuffing) of plastics materials; packing (cushioning, stuffing) materials of rubber or plastics; plastic materials for use in manufacture; plastic materials in the form of chips for use as packing; plastic materials in the form of mouldings for use as cushioning materials in packaging; plastic materials in the form of mouldings for use as packing; plastics material (semi-finished) in the form of strips; plastics materials for packing; plastics materials for use in manufacture; plastics materials in the form of blocks (semi-finished products); plastics packing (stuffing) materials

Packers and plugs for use in oil or gas wells