Improvements in Grids for Gas Purifiers.

摘要

2644. Tate, L. J. V. Feb. 19. Purifiers.-Grid-bars D arranged alternately at right-angles in successive tiers are supported on horizontal cross-bars B, C fixed to uprights A. In a modification, the uprights are replaced by enlarged parts of the cross-bars, and the grid-bars are arranged to intersect the spaces between the bars in alternate tiers.