| 摘要 |
714,280. Pneumatic conveyers. MIAG MUHLENBAU UND INDUSTRIE GES.,Jan. 28, 1952 [Jan. 26, 1951; Feb. 2, 1951], No. 2275/52. Class 78 (1) In a system in which the material is accelerated by mechanical means, material and air pass through a pipe 7 into a housing 2 which contains a driven shaft 9 carrying two sets of blades 10, 11. A partition 15 is arranged between the blades to ensure that the air and the material are fed separately through the outlet 8 to the pipe line 3.
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