ANAEROSTAT Russian patent published in 1999 - IPC

FIELD: devices for cultivation of microorganisms of anaerobe and microaerophil group. SUBSTANCE: anaerostat has working vessel and cover both made with flanges. Working vessel contains Petri dishes. Mounted on cover are pipe unions for connection of vacuum pump and vacuum gage. Tightness of working vessel is ensured by use of distance ring made of flexible material. Flanges of working vessel and cover are made in the form of wedge whose one face is inclined, while the other, is horizontal. Wedge horizontal plane of working vessel is radially conjugated with its wall. Wedge horizontal plane of cover radially passes into wall of annular groove made in wedge. Installed in annular groove is distance ring. Inclined faces of wedge of working vessel and cover are enclosed by hold-downs whose exterior surface has recess through which tension band of springy material passes. Anaerostat allows carrying out of cultivation of microorganisms under any conditions and execution of preset medicinal techniques with preservation in time of values of preset operation parameters. EFFECT: higher efficiency. 1 dwg