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US 7,874,473 B2Granted
Method for the soldering repair of a component in a vacuum and an adjusted partial oxygen pressure
AssigneeMTU Aero Engines AG
InventorsPaul Heinz, Robert Singer
Life of this patent
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Abstract
A method for the repair of a component by a solder is disclosed. The method is performed under specifically selected vacuum conditions in order to prevent oxidation and vaporization.
Claims16
A method for a soldering repair of a component, comprising the steps of:
- repairing the component by soldering the component with a solder in a processing chamber, wherein the soldering includes:
- adjusting an oxygen partial pressure of less than 3.5*10−6 mbar and greater than 10−7 mbar in the processing chamber;
- and
- adjusting a total process pressure of less than 10 mbar and greater than 0.035 mbar in the processing chamber.
1 more element
Dependencies are inferred from the claim text.