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Graham Engineering Corporation patents

Recent patent applications related to Graham Engineering Corporation. Graham Engineering Corporation is listed as an Agent/Assignee. Note: Graham Engineering Corporation may have other listings under different names/spellings. We're not affiliated with Graham Engineering Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "G" | Graham Engineering Corporation-related inventors

Seal ring for vent saddle in extrusion barrel

A sealing device for sealing a venting port of an extrusion apparatus. The sealing device includes a saddle having a saddle counter bore and a seal ring positioned in the saddle counter bore of the saddle. ... Graham Engineering Corporation

Device and method for continuously extruding tubing having different materials

A co-injection extrusion apparatus and method. The first extruder cooperates with a first material delivery channel for delivering a first material to a die. ... Graham Engineering Corporation

Multi-nip takeoff

A method for nipping and cooling plastic sheet material and a multi-nip takeoff and cooling section having a first smoothing and a second smoothing roll. A position, calibration and cooling roll is positioned proximate to the second smoothing roll. ... Graham Engineering Corporation

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Graham Engineering Corporation in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Graham Engineering Corporation with additional patents listed. Browse our Agent directory for other possible listings. Page by