ARTIFICIAL ILLUMINATION GREENHOUSE Russian patent published in 1998 - IPC

FIELD: greenhouse for growing flowers and vegetables in inclined galleries of rock mine. SUBSTANCE: greenhouse has illumination sources and plant growing frames positioned in inclined gallery of mine at one or both sides of rails extending through central part of gallery. Illumination sources are attached to upper arcs of gallery. Auxiliary plant growing equipment may be positioned between plant growing frames and side arcs of gallery. EFFECT: wider operational capabilities by using mine galleries for plant growing, provision for optimum isothermal plant growing conditions and enrichment of air supplied to inner parts of mine with oxygen. 2 cl, 3 dwg