| 发明名称 |
Automatic operation of weighed groundwater lysimeter, employs closed reference vessel part-filled with water, with control system for pressure in head space |
| 摘要 |
The reference vessel (6) is closed and part-filled with water (14), the pressure in the remaining air space being controlled (8, 9) automatically.
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| 申请公布号 |
DE19907462(C1) |
申请公布日期 |
2000.06.21 |
| 申请号 |
DE19991007462 |
申请日期 |
1999.02.13 |
| 申请人 |
UFZ-UMWELTFORSCHUNGSZENTRUM LEIPZIG-HALLE GMBH;UMWELT-GERAETE-TECHNIK GMBH |
发明人 |
MEISSNER, RALPH;RUPP, HOLGER;SEYFARTH, MANFRED;PUNZEL, JUERGEN |
| 分类号 |
G01G17/04;G01N5/00;G01N33/18;(IPC1-7):G01N33/18;G01N1/02;G01N33/24;G01V1/30 |
主分类号 |
G01G17/04 |
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