Background
KOVALCHUK, Mikhail was born in 1924.
KOVALCHUK, Mikhail was born in 1924.
1948 graduated Donets Khrushchev Industry Institute.
1942-1943 cutter at a coalmine in the Kuznets basin. 1948-1950 section foreman, then Assistant Chief Engineering, “Maganak” Coalmine. 1950-1953 Chief Engineering then Head, “Dmitrov” Mine.
Helped design PKG high-speed drifting combine for preparatory mining and cutting in gently dipping seams of average thickness.
Member, Communist Party, since 1948.
Member, Communist Party, since 1948.