This inventor holds 2 USPTO granted patents. Top assignees: Tioxide Europe Sas, Tioxide Group, Plc. Active years: 1992-2015.
Company Filing History:
Years Active: 1992-2015
Title: Maria Demosthenous: Innovator in Chemical Manufacturing
Introduction
Maria Demosthenous is a notable inventor based in Calais, France. She has made significant contributions to the field of chemical manufacturing, particularly in the production of magnesium sulfate and pigments. With a total of 2 patents, her work has implications for both agricultural and industrial applications.
Latest Patents
One of her latest patents involves a method for manufacturing a magnesium sulfate product. This invention outlines a process that includes providing a sulfuric acid product obtained as a by-product during the sulfate process for manufacturing titanium dioxide. The method further involves concentrating the sulfuric acid product, combining it with a magnesium-based neutralizing agent, and crystallizing magnesium sulfate from the solution. The resulting crystalline magnesium sulfate can be mixed with an agriculturally acceptable carrier to produce fertilizer.
Another significant patent focuses on a new process for producing pigments suitable for use in paper laminates. This process treats a metal oxide with a water-soluble salt of zinc and a phosphate or phosphoric acid, followed by treatment with an alkali metal aluminate. The result is a pigment with a coating containing zinc, phosphate, and aluminum ions, which is particularly useful in various applications.
Career Highlights
Maria has worked with prominent companies in the chemical industry, including Tioxide Group, Plc and Tioxide Europe Sas. Her experience in these organizations has allowed her to develop and refine her innovative processes.
Collaborations
Throughout her career, Maria has collaborated with notable professionals such as Francis Van Meyel and Stephane Devos. These partnerships have contributed to her success and the advancement of her inventions.
Conclusion
Maria Demosthenous is a pioneering inventor whose work in chemical manufacturing has led to valuable innovations. Her patents in magnesium sulfate production and pigment manufacturing demonstrate her commitment to advancing technology in her field.