A New Etching Reagent for Steel
โ Scribed by ROSENHAIN, WALTER
- Book ID
- 109458162
- Publisher
- Nature Publishing Group
- Year
- 1914
- Tongue
- English
- Weight
- 104 KB
- Volume
- 92
- Category
- Article
- ISSN
- 0028-0836
- DOI
- 10.1038/092529a0
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๐ SIMILAR VOLUMES
larly applicable to ocean cables. An alternator is used for transmitting purposes; one pole is earthed, the other being connected through a signalling key, condenser, and sensitive relay to the line circuit. The apparatus is the same at each end of the line, the sensitive relay controlling a sluggis
Observations on the Burning of Porcelain. R. ~:~EINDEL. (Spreschsaal, xl, vii, 285.)--The behavior of an experimental oven was studied by the help of Seger cones, a pyrometer, a manometer, and the analyses of the oven gases. The readings of the pyrometer showed higher temperatures than those indicat