This inventor holds 2 USPTO granted patents. Top assignees: Alcan International Limited, Alcan Research and Development Limited. Active years: 1977-1991.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 495 
1 out of 86 Years Active: 1977-1991
Title: John Leslie Chandler: Innovator in Red Mud Treatment and Sedimentation Processes
Introduction
John Leslie Chandler is a notable inventor based in Mandeville, Jamaica. He has made significant contributions to the field of chemical engineering, particularly in the treatment of Bayer process red mud slurries and sedimentation processes. With a total of 2 patents, Chandler's work has had a meaningful impact on industrial practices.
Latest Patents
Chandler's latest patents include innovative methods aimed at improving the handling of Bayer process red mud slurries. One of his patents focuses on a method of treating these slurries by adding a minor proportion of humic acids or humates to reduce their viscosity. This advancement facilitates better handling and processing of the slurries. Another patent addresses the control of flocculant addition in sedimentation apparatus. This process involves supplying a stream of liquor for clarification to a settlement vessel, where the proportions of flocculating agent and supplied liquor are carefully controlled. A probe device continuously monitors the upper boundary of a cloudy liquor layer, ensuring optimal conditions for sedimentation.
Career Highlights
Throughout his career, John Leslie Chandler has worked with prominent companies such as Alcan Research and Development Limited and Alcan International Limited. His experience in these organizations has allowed him to develop and refine his innovative techniques in chemical processing.
Collaborations
Chandler has collaborated with notable professionals in his field, including Ronald D Paradis and Dirk Noteboom. These collaborations have contributed to the advancement of his research and the successful implementation of his patented technologies.
Conclusion
John Leslie Chandler's contributions to the treatment of red mud slurries and sedimentation processes highlight his innovative spirit and dedication to improving industrial practices. His patents reflect a commitment to enhancing efficiency and effectiveness in chemical engineering.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile