BIG CAPACITY PUMPS OF ONE-BILLIONTH ÀMERICAM production is disJL\. covering startling ways to use high vacuum. Commercial applications in the broad fields of electronics, metallurgy, physical chemistry and nuclear physics are demanding large capacity p u m p s a n d components for fast, large-scale production:
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To provide t h e necessary equipment, DPI's engineering department has developed a wide variety of diffusion pumps of rugged, ali-mecal construction capable of pumping many thousands of cubic feet per minute without sacrificing low ultimate vacuum achieved by the finest t/àTr******:'*»*. &***M*,S».
