| タイトル | Preparing rock powder specimens of controlled size distribution |
| 本文（外部サイト） | http://hdl.handle.net/2060/19680000297 |
| 著者（英） | Blum, P. |
| 発行日 | 1968-08-01 |
| 言語 | eng |
| 内容記述 | Apparatus produces rock powder specimens of the size distribution needed in geological sampling. By cutting grooves in the surface of the rock sample and then by milling these shallow, parallel ridges, the powder specimen is produced. Particle size distribution is controlled by changing the height and width of ridges. |
| NASA分類 | MECHANICS |
| レポートNO | 68B10297
NPO-10007 |
| 権利 | No Copyright |
| URI | https://repository.exst.jaxa.jp/dspace/handle/a-is/503209 |
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