Patented Technology

    • 3650652 Screw design patent (Efficient screw) the first basic US barrier patent.

    • 3734667 Extruder patent

    • 3788612 Screw design patent (“W”mixer)

    • 4444507 Mixer patent (Triangular mixer)

    • 4723847 Screw design patent (Adjustable Dam)

    • 4842414 Screw design patent (R.V.Flow)

    • 4896969 Screw design patent (Concept)

    • 5071255 Screw design patent (Adjustable Dam)

    • 6988821 Screw design patent (Removable Dam)

    • 0213077 Screw design patent

    • 5151282 Non-Return Valve patent (Repeater)

    • 5258158 Non-Return Valve patent (Repeater)

    • 5470514 Precise shot control (Smartshot)

    • 5975127 Air Shut-off Nozzle

    • 6203311 Non-Return Valve patent (APV)

    • 6413076 Machine Patent (The Coupler)

    • 6464488 Non-Return Valve patent (APV Mixing)

    • 6739862 ICU (Injection Unit)

    • 7314368 Dual Cylinder Injection Unit

    • 10350809 Screw design patent (APS)

Our proven experience and patented designs have allowed us to outfit complete plasticating units for some the world's largest molders and resin processors in virtually every sector. Our designs have helped maximize efficiency and increase profitability in both high and low volume facilities for industry leading manufacturers. We have exported our services and expertise internationally to most of the Western industrial world.

If you like to know more about the IRM technolody please contact us.

rdrayirminfo@gmail.com | 214-368-5424