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Paul J. Gramann
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New Glarus, WI, US
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Patents Grants
last 30 patents
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Patent Grant
Screw extruder with improved dispersive mixing elements
Patent number
6,136,246
Issue date
Oct 24, 2000
Rauwendaal Extrusion Engineering
Chris J. Rauwendaal
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Static mixer head
Patent number
5,971,603
Issue date
Oct 26, 1999
The Madison Group: Polymer Processing Research Corp.
Bruce Davis
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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last 30 patents
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Patent Application
Apparatus and method to control the temperature of a melt stream
Publication number
20070033900
Publication date
Feb 15, 2007
Antoine C. Rios
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL