This inventor holds 1 USPTO granted patent. Top assignee: Agfa Gevaert Nv. Active years: 1995.
Company Filing History:
Years Active: 1995
Title: Dmitry A Topchiev: Innovator in Waste Water Purification
Introduction
Dmitry A Topchiev is a notable inventor based in Moscow, Russia. He has made significant contributions to the field of waste water purification, particularly in processes involving silver compounds. His innovative approach addresses environmental concerns associated with waste water treatment.
Latest Patents
Dmitry A Topchiev holds a patent for a method aimed at the purification of waste water containing silver. The patent outlines a process that includes the steps of adding a salt of a poly(guanidine) or poly(biguanidine) polymer, introducing a flocculant, and filtering the formed flocculate. This invention is particularly effective for removing silver from the effluent of photographic processors, especially those dealing with wash-off materials that also contain gelatin. The most preferred compound used in this method is poly(hexamethyleneguanidine) hydrochloride. He has 1 patent to his name.
Career Highlights
Dmitry A Topchiev is associated with Agfa Gevaert NV, a company known for its expertise in imaging and information technology. His work at Agfa Gevaert NV has allowed him to focus on innovative solutions for waste water treatment, contributing to both environmental sustainability and industrial efficiency.
Collaborations
Throughout his career, Dmitry has collaborated with notable colleagues such as Eddy A Michiels and Frank P Michiels. These collaborations have likely enhanced the development and implementation of his innovative purification methods.
Conclusion
Dmitry A Topchiev is a prominent figure in the field of waste water purification, with a focus on innovative methods for removing silver from effluents. His contributions are vital for advancing environmental protection in industrial processes.