| 摘要 |
<p>1,149,156. Composting. J. COLL. 26 March, 1968 [16 Oct., 1967; 14 March, 1968], Nos. 46958/67 and 12312/68. Heading C1B. A composting device comprises a truncated cone open at both ends and tapering inwards from the base to the top. The device may have an outward flange around the base and an inward flange around the top. Organic refuse may be introduced periodically through the top and compost-making powder added at one or more levels. When the device is full, it may be lifted from the composting material, which may be turned and reinserted.</p> |
