MUMBAI, India, June 24 -- Intellectual Property India has published a patent application (202647069391 A) filed by Evonik Operations Gmbh on June 03, 2026, for Process For Manufacturing Metal Oxides And/Or Metalloid Oxides.
Inventors include Schmidt, Franz; Lygin, Alexander; Hentschke, Christina-Alexandra; and Klotz, Oswin.
The application for the patent was published on June 12, 2026, under issue no. 24/2026.
Abstract: The invention is directed to a flame hydrolysis process for manufacturing metal oxides and/or metalloid oxides by means of a burner with a burner head having at least two gas channels and an outlet end, wherein the metal oxide or metalloid oxide is selected from the following group of oxides of: aluminum (Al), titanium (Ti), zirconium (Zr), yttrium (Y), lithium (Li), magnesium (Mg), lanthanum (La), cerium (Ce), iron (Fe), zinc (Zn), and silicon (Si), or a mixture thereof, comprising the steps: providing an oxygen containing gas, a fuel gas and a gaseous metal precursor and/or a gaseous metal precursor containing mixture to the burner head; providing a flame by burning the oxygen containing gas and at least a portion of the fuel gas at the outlet end of the burner head; releasing the MP and/or the MP containing mixture into the provided flame, and providing gaseous ammonia (NH3) and/or a gaseous mixture containing ammonia (NH3) in at least one gas channel to the outlet end of the burner head and releasing said gaseous ammonia into the flame, and wherein the ammonia (NH3) is not premixed with the metal precursor prior to the outlet end of the burner head.
Disclaimer: Curated by HT Syndication.
