The present invention relates to hard coating of ferrous metal substrates using a laser beam with diamond particles in a metal matrix produced from precursor powders of metals . which bond to the diamond particles and to the ferrous substrate. The hard coating is particularly useful for white iron castings for pumps (200) used in piping tar sand and water mixtures .
申请公布号
WO2007038078(A3)
申请公布日期
2007.10.25
申请号
WO2006US36439
申请日期
2006.09.19
申请人
FRAUNHOFER USA, INC.;FRAUNHOFER IWS;STILES, ERIC;HIMMER, THOMAS;HERBISON, JAMES, E.;TECHEL, ANJA
