This refers to a diffusion pump that uses oil as the working fluid. The main characteristics required of pump oil are low evaporation pressure at room temperature, a large heat of evaporation, and thermal and chemical stability. The typical structure of an oil diffusion pump is shown in the figure. Source: Morikita Publishing "Chemical Dictionary (2nd Edition)" Information about the Chemical Dictionary 2nd Edition |
拡散ポンプの作動液に油を用いたものをいう.ポンプ油として要求される特性は,まず常温における蒸発圧が低いこと,蒸発熱が大きいこと,および熱的,化学的に安定であることがおもなものである.油拡散ポンプの代表的な構造を図に示す. 出典 森北出版「化学辞典(第2版)」化学辞典 第2版について 情報 |
>>: Oil-sealed rotary vacuum pump
… A photographic paper manufacturer founded in 19...
This is a series of books compiled by Li Shuochang...
〘noun〙① To be facing each other. Also, when the pa...
A French colonial politician active in India. He h...
…The solar calendar used in Iran. It is also call...
…Chaff is a very light radio wave reflector made ...
… [Tadashi Fukatsu]. … *Some of the terminology t...
This shoji screen stands in front of the Hagi door...
...But later, the instinct for self-preservation ...
… [Kitahara Akio] [Rural Servant] Servants in ear...
A former town in Kono District, eastern Hiroshima ...
A perennial plant of the Asteraceae family. The s...
A politician of the Nara period. He was the eldes...
1860‐1930 German orientalist. Born in Berlin. In 1...
Sickles have been produced since the Middle Ages ...