GENEVA, Oct. 14 -- DAMDYN, Sergei Ivanovich (ul. Kechil-oola, d. 18, kv. 50Republic of Tyva, Kyzyl, 667003), ДАМДЫН, Сергей Иванович (ул. Кечил-оола, д. 18, кв. 50, Кызыл, Республика Тыва,) filed a patent application (PCT/RU2024/000115) for "FURNACE CHAMBER WITH COMPLETE COMBUSTION OF COAL" on Apr 03, 2024. With publication no. WO/2025/211980, the details related to the patent application was published on Oct 09, 2025.

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