Method of making a nickel-chromium diffusion alloy
First Claim
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1. A PROCESS FOR COATING MOLYBDENUM WITH A DIFFUSION ALLOY WHICH CONSISTS OF DEPOSITING SEQUENTLY A LAYER OF CHROMIUM ABOUT .00025 INCH THICK AND A LAYER OF NICKEL ABOUT .00075 INCH THICK, REPEATING SAID SEQUENCE OF DEPOSITIONS A PLURALITY OF TIMES, AND THEN HEATING THE COATED MOLYBDENUM FOR 4 HOURS AT A TEMPERATURE ABOVE 980*C. AND SUBSTANTIALLY BELOW THE MELTING POINT OF THE EUTECTIC OF THE METALS.
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1 Claim
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1. A PROCESS FOR COATING MOLYBDENUM WITH A DIFFUSION ALLOY WHICH CONSISTS OF DEPOSITING SEQUENTLY A LAYER OF CHROMIUM ABOUT .00025 INCH THICK AND A LAYER OF NICKEL ABOUT .00075 INCH THICK, REPEATING SAID SEQUENCE OF DEPOSITIONS A PLURALITY OF TIMES, AND THEN HEATING THE COATED MOLYBDENUM FOR 4 HOURS AT A TEMPERATURE ABOVE 980*C. AND SUBSTANTIALLY BELOW THE MELTING POINT OF THE EUTECTIC OF THE METALS.
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Current AssigneeGlenn R. Schaer
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Original AssigneeGlenn R. Schaer
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InventorsSchaer, Glenn R.
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Application NumberUS03/637,594Time in Patent Office642 DaysField of SearchUS Class Current205/180CPC Class CodesC25D 5/14 two or more layers being of...C25D 5/50 by heat-treatmentY10S 428/935 ElectroplatingY10S 428/941 Solid state alloying, e.g. ...Y10T 428/12854 Next to Co-, Fe-, or Ni-bas...
