Gas Flow Meters for Small Rates of Flow.
β Scribed by Benton, A. F.
- Book ID
- 120792562
- Publisher
- American Chemical Society
- Year
- 1919
- Weight
- 936 KB
- Volume
- 11
- Category
- Article
- ISSN
- 0095-9014
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π SIMILAR VOLUMES
Classified abstracts 1472-l 483 23. PLUMBING, VACUUM VALVES, BAFFLES AND TRAPS 23 1472. A vacuum lock for introducing solid samples into a vacuum vessel under uhv-conditions. (Germany) A robust simple three-stage vacuum lock is described. This lock allows to introduce solid samples of 20 x 10 x IO m
An automated flow-rate meter easy to construct and operate is described. This is controlled by a microcomputer connected to an analog/digital converter interface and by a control software. It uses two acrylic flow cells, each comprising a bicolor light-emitting diode and a phototransistor placed on