Company Filing History:
1 out of 5 
1 out of 1 
1 out of 1 Years Active: 1985
Introduction
Vladimir V Andreev is an accomplished inventor based in Saint-Petersburg, Russia, known for his innovative contributions to the field of materials engineering. With a notable portfolio of two patents, Andreev has made significant strides in developing advanced cement compositions and processes for industrial applications.
Latest Patents
Andreev's latest patents include a unique formulation of cement designed for the manufacture of cores and molds. This innovative cement comprises various chemically combined oxides such as CaO, Al₂O₃, Fe₂O₃, SiO₂, Na₂O, K₂O, and H₂O. The formulation emphasizes the inclusion of a specific particle size distribution, incorporating 85 to 99% by mass of fractions with a particle size of below 80 μm and smaller amounts of coarser particles. This cement is particularly beneficial in foundry engineering for crafting articles from ferrous and non-ferrous metals.
His second patent revolves around a process for the desilication of aluminate liquors. This process involves two stages, beginning with an autoclave treatment that removes impurities like SiO₂ and Fe₂O₃. The second stage utilizes a lime pulp as a desilication agent, ensuring controlled conditions for effective extraction of calcium hydrogarnets while maintaining the liquor's desired properties.
Career Highlights
Throughout his career, Andreev has worked with esteemed organizations such as the All-Union Scientific Research and Design Institute of Aluminum, contributing his expertise to research and development projects. His work emphasizes innovation in material compositions and processing techniques, providing solutions to complex engineering challenges.
Collaborations
During his career, Andreev has collaborated with notable professionals, including Nikolai A. Kaluzhsky and Khoren A. Badaliants. These collaborations have fostered an exchange of ideas and knowledge that have furthered advancements in the field.
Conclusion
Vladimir V Andreev's contributions to the field of cement technology and aluminate processing highlight his role as a prominent innovator. His patents not only demonstrate his technical prowess but also the potential for practical applications in industrial settings. As he continues to push the boundaries of material engineering, Andreev’s work remains influential in shaping future innovations.