device to absorb carbon from the atmosphere in a warehouse for fruit, vegetables and mushrooms and similar price

摘要

1387697 Storing fruit &c SULZER BROS Ltd 21 April 1972 [25 May 1971] 18660/72 Heading A2D [Also in Division B1] Carbon dioxide content of a store 4 for fruit, vegetables, mushrooms or 'flowers is reduced by withdrawing air by line 5 passing it through an active-carbon absorbent chamber 1 and returning the air via line 7 and valve 8. During regeneration of the absorbent the regenerant gas is passed via line 9 through absorbent and discharged to the atmosphere through line 10. The valves are non-return valves and the operation can be controlled by reversing the blower 3.