He became Chief Engineer of the Dneprovsky Magnesium Works in 1935, and in 1941, at the beginning of the Great Patriotic War, was in charge of the plant’s evacuation to the village of Solikamsk, in the Eastern Russian region of Ural.
The newly founded factory later became the Solikamsk Magnesium Works.
Shchenkov, he developed the technology for industrialized production of titanium at the Polevskoy Cryolite Plant.
Guz authored several textbooks on the technology of titanium production.
He was awarded the Stalin Prize (1947) for the “development and industrial implementation of a new method for obtaining chemical products” (titanium).