Number | Date | Country | Kind |
---|---|---|---|
97120249 A | Nov 1997 | CN |
Filing Document | Filing Date | Country | Kind |
---|---|---|---|
PCT/CN98/00266 | WO | 00 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO99/24632 | 5/20/1999 | WO | A |
Number | Name | Date | Kind |
---|---|---|---|
4072084 | Knight, Jr. et al. | Feb 1978 | A |
Number | Date | Country |
---|---|---|
85106828 | Mar 1987 | CN |
1119219 | Mar 1996 | CN |
1158909 | Sep 1997 | CN |
0 218 916 | Apr 1987 | EP |
0218916 | Apr 1987 | EP |
51049138 | Apr 1976 | JP |
54128948 | Oct 1979 | JP |
55131172 | Oct 1980 | JP |
Entry |
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Tribology; vol. 14, No. 3, P205 (1994); Jul. 1994. |
Tribology; vol. 14, No. 4, P314 (1994); Oct. 1994. |