Device for heating material by means of a microwave apparatus, more particularly for thermal comminution of stone and ore

摘要

1,132,755. Heat-fracturing of rock. ATLASWERKE G.m.b.H. 25 July, 1966 [23 July, 1965], No. 33373/66. Heading E1F. Micro wave energy emitted from a cooled, micro wave generator 3 adjustably mounted on the outer end of the boom 7 of a crane is directed by a hollow guide 2 onto rock as required for the energy to cause localized heating and fracturing of the rock.