Industrial news
- Publisher
- Elsevier Science
- Year
- 1980
- Tongue
- English
- Weight
- 240 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0011-2275
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Research news ## Fridge for micro-electronics A Stanford physics professor has invented and developed a microminiature refrigerator to keep the new generation of micro-electronic devices cool. Further advances in this technology may permit commercial use of superconductors. The device is a gas r
Vacuum pump range
into the intake stream. The flow rate was varied by throttling the intake stream. The alternative method used neither water injection nor throttling. The hydrogen flow rate was controlled independently, so hydrogen/air ratio was directly controlled. For both systems noxious emission products were 90