| 摘要 |
PCT No. PCT/EP93/01453 Sec. 371 Date Feb. 21, 1995 Sec. 102(e) Date Feb. 21, 1995 PCT Filed Jun. 9, 1993 PCT Pub. No. WO93/26021 PCT Pub. Date Dec. 23, 1993The invention relates to a material for electric contacts taking silver tin-oxide as basis, consisting of silver or mainly silver-containing alloy, tin oxide and other oxides or carbides of tungsten, molybdenum, vanadium, bismuth, titanium, and/or copper. |
