Company Filing History:
Years Active: 1980-1985
Title: John P. Sheppard: Innovator in Mineral Processing and Insulation Technology
Introduction
John P. Sheppard is a notable inventor based in Cheltenham, GB. He has made significant contributions to the fields of mineral processing and insulation technology. With a total of 2 patents to his name, Sheppard's work has had a considerable impact on the coal industry.
Latest Patents
One of Sheppard's latest patents focuses on froth flotation, a process used to separate minerals, particularly coals for power generation. This innovation utilizes a collector liquid containing at least 21% aromatics or at least 41% naphthenes. The patent demonstrates improvements in froth yield and a reduction in ash-in-tailings compared to existing commercial products. Another significant patent is for a laminated insulating board, which boasts excellent properties. This board is made from a core of foamed phenol-formaldehyde resin with a closed cell content of at least 85%. It is laminated on at least one face using a water-based natural rubber latex adhesive combined with glass fiber tissue or cloth. This laminate exhibits good fire resistance and can be effectively bonded to roofs using hot bitumen.
Career Highlights
John P. Sheppard is associated with Coal Industry Limited, where he applies his expertise in developing innovative solutions for the coal sector. His work has been instrumental in enhancing the efficiency and safety of coal processing and insulation materials.
Collaborations
Sheppard has collaborated with notable colleagues, including David J. McCaffrey and Rodney Taylor. Their combined efforts have contributed to advancements in their respective fields.
Conclusion
John P. Sheppard's contributions to mineral processing and insulation technology highlight his innovative spirit and dedication to improving industry standards. His patents reflect a commitment to enhancing efficiency and safety in the coal industry.