49076 ⎘
Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length; Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the foamable components being mixed in the nip between the preformed parts
Process and apparatus for producing shaped profile sections
#2Thermally insulated corrugated conduit
#3DRAINAGE MEMBERS FOR FLAT ROOFS AND METHODS OF MAKING SAME
#4FIBER-REINFORCED FOAMED RESIN STRUCTURAL COMPOSITE MATERIALS AND METHODS FOR PRODUCING COMPOSITE MATERIALS