Location History:
- Stanford-le-Hope, GB (1979 - 1981)
- Stanford-le-Hope, Essex, GB (1982)
Company Filing History:
1 out of 1 
1 out of 8 
1 out of 832,812 Years Active: 1979-1982
Title: John S Rendall: Innovator in Extraction Processes
Introduction
John S Rendall is a notable inventor based in Stanford-le-Hope, GB. He has made significant contributions to the field of extraction processes, holding a total of 3 patents. His work primarily focuses on the extraction of valuable materials from minerals and phosphate rock.
Latest Patents
Rendall's latest patents include innovative methods for extracting phosphoric acid and metal values, such as uranium, from phosphate rock using hydrochloric acid. This process allows for the independent extraction of phosphoric acid and metal values from a slurry of acidulated rock. Another patent describes the extraction of metal values, particularly copper and uranium, from minerals. This method involves passing the mineral in admixture with a leaching agent through a contactor, where the values are captured by an extractant stream that is immiscible with the mixture and of lesser density.
Career Highlights
Throughout his career, John S Rendall has worked with several companies, including Rohrtil S.A. and Rtl Contactor Holding S.A. His expertise in extraction processes has made him a valuable asset in the industry.
Collaborations
Rendall has collaborated with various professionals, including Maurice J Cahalan, to further advance his innovative extraction techniques.
Conclusion
John S Rendall's contributions to extraction processes highlight his role as an influential inventor in the field. His patents reflect a commitment to developing efficient methods for extracting valuable resources from minerals.