Aluminum/steel transition joint
Patent 5213904 Issued on May 25, 1993. Estimated Expiration Date: 
November 5, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 5, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3583062 3630694 3689232 3798011 Pipe joint for connecting different kinds of metallic pipes Titanium clad steel plate Method of manufacture of composite laminar metal plate Patent #: 4756464 InventorAssigneeApplicationNo. 788087 filed on 11/05/1991US Classes:428/651, Next to refractory (Group IVB, VB, or VIB) metal-base component428/660, Refractory (Group IVB, VB, or VIB) metal-base component428/677, Fe-base has 0.01-1.7% carbon (i.e., steel)428/940Pressure bonding (e.g., explosive, etc.)ExaminersPrimary: Zimmerman, John J.Attorney, Agent or FirmForeign Patent References
International ClassB32B 015/20AbstractA five-layered bonded metal product comprising a top layer of aluminum alloy, a second layer of aluminum, a third layer of titanium, a fourth layer of 70-30 copper-nickel, and a fifth layer of steel. The method of producing said multi-layered product comprises the step of explosive bonding. The invention also includes a transition joint between aluminum and steel comprising interlayers of titanium and copper-nickel.Field of SearchRefractory (Group IVB, VB, or VIB) metal-base componentFe-base has 0.01-1.7% carbon (i.e., steel) Co- or Ni-base component next to Fe-base component Next to refractory (Group IVB, VB, or VIB) metal-base component Next to Al-base component Pressure bonding (e.g., explosive, etc.) Using explosive energy | |
