Drehdurchfuehrung fuer ein Gas-Pulver-Gemisch (2006)
Wissenbach, K., Boening, H., Weisheit, A., Karimov, K.
DE 102005025027 B3 UPAB: 20070115 NOVELTY - The feed-through device has its annular cavity divided into equal part cavities of the same number as the guide apertures (16) by separating walls. Each...