Lead recovery and recycling from cathode ray tube (CRT) glass represent a significant challenge and opportunity in the management of electronic waste. CRT glass, particularly from the funnel section, ...
When German physicist Wilhelm Röntgen discovered X-rays in the late 1800s while experimenting with cathode ray tubes, it was a breakthrough that transformed science and medicine. So much so that the ...
Marked: "3611, Pat. in USA, 3-20-7; 10-8-20; 4-22-24; 6-16-25". Early cathode ray tube with horizontal and vertical deflection plates. Plates are connected directly to filament stem which is cracked ...
Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage ...
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