5. Ringeriksbua (frå 1937)

Raffineringsverket A/S eigde også Ringerike Nikkelverk. Då dette blei nedlagd i 1932, blei det identiske utstyret overført til Flåt gruve som reservedelar. Det blei bygd ny lagerbu til utstyret frå Ringerike i 1937.

Lagerbua fekk naturleg nok namnet Ringeriksbua. 

Ringeriksbua (from 1937)

Raffineringsverket A/S also owned and opera­ted Ringerike Nikkelverk. When Ringerike Nikkelverk was closed down in 1932, the identical equipment was transferred to Flåt mine as spare parts. A new house was built to store the parts, and the building was naturally named Ringeriksbua.