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98202274 | Jul 1998 | EP |
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4107981 | Kanagawa | Aug 1978 | |
4918993 | Hughson | Apr 1990 | |
4981037 | Holbrook | Jan 1991 | |
5243855 | Steiger | Sep 1993 | |
5253518 | Steiger | Oct 1993 | |
5339679 | Ingram | Aug 1994 | |
5381690 | Kanduth et al. | Jan 1995 | |
5767399 | Smith et al. | Jun 1998 | |
5967232 | Rhett | Oct 1999 |
Number | Date | Country |
---|---|---|
2927529 | Feb 1981 | DE |
2663121 | Dec 1991 | FR |
9736091 | Feb 1997 | WO |
Entry |
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B. J. Pestman: “An Acoustic Emission of Damage and Stress—Memory Effects in Sandstone”, Mining Sciences & Geomechanics Abstracts, vol. 33, No. 6, Sep. 1996 (1996-09), pp. 585-593. |