Back to results
US 6,554,926 B2Granted
Quenching heated metallic objects
AssigneeThe BOC Group, Inc.
InventorPaul Francis Stratton
Life of this patent
Estimating the term…
Abstract
A method for quenching a heated metallic object includes discharging a plurality of discrete gas streams from a plurality of nozzle outlets so that the gas streams impinge substantially uniformly over the outer surface of the object, the distance between each nozzle outlet and the outer surface of the object against which the associated gas stream impinges is less than or equal to half the diameter of the nozzle outlet.
Claims10
A method of quenching a heated metallic object comprising:
- discharging a plurality of discrete gas streams from a plurality of nozzle outlets;
- and impinging the plurality of discrete gas streams substantially uniformly over an outer surface of the object, wherein a distance (a) between each nozzle outlet and the outer surface of the object against which the gas streams impinge does not exceed a value equal to half a diameter (d) of each of the nozzle outlets.
Dependencies are inferred from the claim text.