发明名称 |
METHOD FOR DETERMINING THE ACCURACY OF A GAS MEASUREMENT INSTRUMENT |
摘要 |
A meter in a high pressure gas pipeline is calibrating using a sonic nozzle in series with the meter. A bypass line is run where measurements are made to determine gas composition dependent factors for use in defining the flow through the nozzle. |
申请公布号 |
DE3664236(D1) |
申请公布日期 |
1989.08.10 |
申请号 |
DE19863664236 |
申请日期 |
1986.01.16 |
申请人 |
AMERICAN METER COMPANY |
发明人 |
HICKS, IRWIN A.;JACOBSEN, ROBERT S.;KEE, DAVID F.;SCHNEIDER, GEORGE W., JR. |
分类号 |
G01F25/00;(IPC1-7):G01F25/00 |
主分类号 |
G01F25/00 |
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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