| Original document(11 pages) Authorized document(5 pages) 中文版 |
This apparatus consists of six systems, that is, vacuum, melt, cooling , elevation and fall, electric control and measurement. According to the method baseed on the ideal gas equation, the gas qualities, before and after the gas-bleeding of the die casting in the system, are respectively found out, and the difference between them is the gas content in the die casting. |
Application Number
申请号 |
86105181 |
Application Date
申请日 |
1986.08.13 |
| Title 名称 |
Apparatus and method for measuring gas contents in die castings of aluminum alloy by vacuum means |
Publication Number
公开号 |
1010852 |
Publication Date
公开日 |
1987.05.06 |
| Approval Pub. Date |
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Granted Pub. Date |
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| International Classification 分类号 |
G01N5/00,G01N33/20 |
Applicant(s) Name
申请人 |
Haerbin Scientific and Technological Univ. |
| Address 地址 |
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| Inventor(s) Name 发明人 |
Gao Zhonglian, Jing Ronggui |
| Attorney & Agent 代理人 |
CUI DONGHUI |
| More information 更 多 信 息 |
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