This inventor holds 5 USPTO granted patents. Top assignees: E.i. Dupont De Nemours and Company, Hannah Technologies Limited Partnership. Active years: 1977-2005.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Memphis, TN (US) (1977 - 1995)
- Germanton, TN (US) (1997)
- Germantown, TN (US) (1998 - 2005)
Company Filing History:
4 out of 16,339 
1 out of 1 Years Active: 1977-2005
Title: Innovations of John Anton Thorpe
Introduction
John Anton Thorpe is a notable inventor based in Germantown, TN, who has made significant contributions to the field of hydrometallurgy. With a total of five patents to his name, Thorpe has developed innovative processes that enhance the recovery of valuable materials from complex feed materials.
Latest Patents
One of Thorpe's latest patents is a process for recovering cyanide from copper-containing feed material. This process involves several steps, including contacting the feed material with a strong base anion exchange resin to adsorb copper and cyanide, followed by elution with a solution containing free cyanide ion. The process further includes acidifying the eluate to precipitate copper and alkalizing the separated solution containing HCN. Additionally, Thorpe has developed a hydrometallurgical extraction process for treating copper feed materials containing gold and/or silver. This process allows for the simultaneous leaching of copper, gold, and silver into an aqueous cyanide solution, utilizing anion exchange resin for extraction.
Career Highlights
Throughout his career, John Anton Thorpe has worked with prominent companies such as E.I. du Pont de Nemours and Company and Hannah Technologies Limited Partnership. His expertise in hydrometallurgical processes has positioned him as a valuable asset in the field of materials recovery.
Collaborations
Thorpe has collaborated with notable professionals in
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile