Metal fusion bonding – Process – Metal to nonmetal with separate metallic filler
Patent
1991-07-19
1992-08-18
Rowan, Kurt
Metal fusion bonding
Process
Metal to nonmetal with separate metallic filler
22826312, B23K 3102, B23K 3534, B23K 3536
Patent
active
051391910
ABSTRACT:
The present invention relates to a method of connecting a ceramic material to another material. According to the present method as ceramic material porous material is used that prior to making a connection it is gradually compacted from the contact surface with the greatest density at the contact surface, wherein on the contact surface of the porous material a mixture of titanium hydride (TiH.sub.2) and quartz flour (SiO.sub.2) is applied. Then the so treated porous ceramic material is heated to 1200.degree.-1800.degree. C. during 1-40 hours. Finally the so compacted porous ceramic material in a manner known per se is connected to the other material. Preferably the treated porous ceramic material is heated to 1300.degree.-1500.degree. C. during 10-20 hours. Advantageously the weight proportion of TiH.sub.2 and SiO.sub.2 in the mixture is 95:5 to 5:95 and preferably 35:65 to 65:35.
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F. M. Velterop B.V.
Hochberg D. Peter
Knapp Jeffrey T.
Kusner Mark
Rowan Kurt
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