Screw extruder

Screw extruder with improved dispersive mixing

Screw extruder with improved dispersive mixing elements

Seal molding method and device

Sealable composite polypropylene film and processes for producin

Securing electrical conductors

Securing loop materials

Self crimping yarn and process

Self-crimping polyester yarn

Self-texturing nylon yarn spinning process

Shaped polyethylene articles of intermediate molecular weight an

Shaping and stretching aqueous formic acid solutions of polypyrr

Sheath core composite extrusion and a method of making it by mel

Sheet material

Silica-alumina carriers preparation, hydrogenation catalysts...

Silica-alumina catalyst carriers preparation

Silicone rubber base compound for electrical wire coating,...

Single phase extrusion of acrylic polymer and water

Single screw extrusion of polymers

Slip-cased core-forming mandrel