LIQUID LEVEL DETECTOR FOR LIQUID NITROGEN
PROBLEM TO BE SOLVED: To provide a liquid level detector for liquid nitrogen which has a small size and can be manufactured at a low cost. SOLUTION: In a detector which detects the surface level of liquid nitrogen, a high-temperature superconducting thin film 6 composed of HoBa2 Cu3 O7-y (where 0
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a liquid level detector for liquid nitrogen which has a small size and can be manufactured at a low cost. SOLUTION: In a detector which detects the surface level of liquid nitrogen, a high-temperature superconducting thin film 6 composed of HoBa2 Cu3 O7-y (where 0 |
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