| 发明名称 |
High critical temp. ceramic superconductors mfr. |
| 摘要 |
<p>The O and O3 are pref. added during a calcining and opt. a sintering stage from ambient, a pref. heating cycle being: ambient to 960 deg.C in 2-10 hrs.; hold for 10 hrs.; and cool at 50 deg.C/hr. Specifically O, and O3 are obtd. from an O3 generator and supplied with O2 to the crucible where the powder or film is being processed.</p> |
| 申请公布号 |
IT1226776(B) |
申请公布日期 |
1991.02.07 |
| 申请号 |
IT19880047521 |
申请日期 |
1988.01.12 |
| 申请人 |
SELENIA IND ELETTRONICHE |
发明人 |
NICOLA SPARVIERI;FRANCESCO CELANI;ROBERTO PACE SANDRO MESSI |
| 分类号 |
C04B35/00;C01G1/00;C04B35/45;C04B35/64;H01B;H01B12/00;H01L39/24;(IPC1-7):H01B/ |
主分类号 |
C04B35/00 |
| 代理机构 |
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代理人 |
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