COMPOSITIONS CONTAINING POLYVINYL CHLORIDE IN POWDER OR PELLET FORM FOR MANUFACTURING USE IN INJECTION MOLDING AND EXTRUSION

APPARATUS FOR BLENDING LIQIUD OR DRY GRANULAR OR POWDERED ADDITIVE INT O A PLASTIC EXTRUSION OR MOLDING MACHINE

NON-DUSTING COMPOSITIONS CONTAINING SYNTHETIC RESIN AND MODIFYING INGREDIENTS

Thermostatic mixing valves for use on water heaters