发明名称 |
Method and apparatus for determining the amount of gas adsorbed or desorbed from a solid |
摘要 |
Methods for determining the amount of a gas adsorbed or desorbed from a solid sample wherein a gas is introduced or withdrawn from a sample containing chamber at a substantially constant mass flow rate while measuring the pressure change within said chamber as a function of time is disclosed. An apparatus for conducting said method which uses a mass flow controller is also disclosed.
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申请公布号 |
US4489593(A) |
申请公布日期 |
1984.12.25 |
申请号 |
US19820416164 |
申请日期 |
1982.09.09 |
申请人 |
OMICRON TECHNOLOGY CORPORATION |
发明人 |
PIETERS, WIM J.M.;GATES, WILLIAM E. |
分类号 |
G01N15/08;(IPC1-7):G01N15/08 |
主分类号 |
G01N15/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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