Geographically, this report covers 2022 to 2028, and is segmented into several key Regions, with Sales, Revenue, Market Share, and Growth Rate, North America (USA ...

THE following experiments were recently performed to see the nature of pumping action inside a diffusion pump and to throw some light on the controversial question of the ultimate vacuum attainable by ...

The diffusion pump has been a part of vacuum technology for a century. The discovery of low vapor pressure pumping fluids and the ability to control backstreaming soon made it a practical pump. In ...

It seems like creating a vacuum should be a pretty easy job, but it turns out that sucking all the air out of something is harder than it seems. A cheap vacuum pump will get you part of the way there, ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Vapor diffusion pumps developed from ...

THERE has long been a need for a diffusion pump oil which, while hot, would withstand atmospheric pressure without bad effects. G. P. Brown (Rev, Sci. Inst., 16, 316 ; Nov. 1945) has found that ...