HOTHOUSE FOR USE IN UNDERGROUND WORKINGS Russian patent published in 1994 - IPC

FIELD: agriculture; hydroponic hothouses. SUBSTANCE: hothouse comprises multitier hydroponic installations with brackets for plant containers, auxiliary passages and blocks of utility and auxiliary rooms. Hothouse is provided with multisectional transverse frames 2 extending throughout the section of working 1 one after another along a specified length. Each section consists of hydroponic installations and auxiliary passages 10. Hothouse has auxiliary transverse 11 and central 12 passages. Transverse passages 11 alternate with auxiliary ones 10 while central passages 12 extend along working center. Multisectional transverse frames 2 are interconnected by covering floors 7. Passages 10,11,12 extend throughout the height of the working and have story coverings 14 aligned with covering floors. EFFECT: improved design. 7 cl, 7 dwg