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Jenkins Peter J: Portable platforms. Dunlop Rubber Company, September 21, 1971: US3607592 (14 worldwide citation)

Portable platform for use, for example, as a temporary road, comprising a flexible plastic material in which is embedded a composite reinforcement comprising two layers of parallel transverse metal cords and sandwiched between the two layers a layer of textile reinforcement and a layer of longitudin ...


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Brooke Thomas Andrew, Robinson Peter Michael: Manufacture of sheet material. Dunlop Rubber Company, February 1, 1972: US3639190 (7 worldwide citation)

A method for use in the manufacture of mechanical belting, of molding a plastics material in which the temperature of the plastics material is first raised to a temperature below molding temperature by subjecting the plastics material to microwave energy at a frequency of at least 1,000 megacycles p ...


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