This inventor holds 5 USPTO granted patents. Top assignees: Alcan International Limited, Symplastics Limited. Active years: 1990-2003.
Company Filing History:
Years Active: 1990-2003
Title: Gregory J Courval: Innovator in Chemical Cleaning and Polymer Extrusion
Introduction
Gregory J Courval is a notable inventor based in Napanee, Canada. He has made significant contributions to the fields of chemical cleaning and polymer extrusion. With a total of 5 patents to his name, Courval has demonstrated a commitment to innovation and technological advancement.
Latest Patents
One of his latest patents is a "Chemical cleaning apparatus for cleaning metal strip." This invention features an automatic system that controls the cleaning stage of a strip cleaning line, specifically for aluminum strips. The cleaning line includes a chemical cleaning section and at least one rinse section, where cleaning solution is sprayed onto both faces of the aluminum strip. A programmable logic controller is utilized to set a dwell time for each coil of aluminum strip, ensuring optimal exposure to the cleaning solution based on measured temperature and concentration.
Another significant patent is the "Process for extruding polymer shapes with smooth, unbroken surface." This solid-state extrusion process allows for the extrusion of a semi-crystallizing polymer billet through a die at the end of a pressure chamber. The die's temperature is carefully controlled to melt a thin surface layer of the polymer profile, resulting in a smooth surface that is free of imperfections and has increased toughness.
Career Highlights
Throughout his career, Gregory J Courval has worked with prominent companies such as Alcan International Limited and Symplastics Limited. His experience in these organizations has contributed to his expertise in the development of innovative technologies.
Collaborations
Courval has collaborated with notable professionals in his field, including Dermot R Thomas and Steven G Allen. These partnerships have likely enhanced his work and contributed to the success of his inventions.
Conclusion
Gregory J Courval is a distinguished inventor whose work in chemical cleaning and polymer extrusion has led to significant advancements in these industries. His innovative patents reflect his dedication to improving technology and processes.