Method of making families of steady-state heat transfer coefficient curves visible by photochemical means
Patent 4346166 Issued on August 24, 1982. Estimated Expiration Date: 
February 20, 2001. 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.
February 20, 2001. 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 3301046 3774225 3890835 Method for developing residual-moisture photographs Method for making stationary heat transfer coefficient fields visible by photochemical means Patent #: 4259431 InventorsAssigneeApplicationNo. 06/236235 filed on 02/20/1981US Classes:430/435, Using identified developer430/445, Using mercapto or thione compound73/147WIND TUNNEL: AERODYNAMIC WING AND PROPELLER STUDYExaminersPrimary: Downey, Mary F.Attorney, Agent or FirmInternational ClassG01P 13/00 (20060101)Foreign Application Priority Data1980-03-04 DEAbstractFor making families of steady-state heat transfer coefficient curves visible, the invisible residual moisture profile obtained by exposing a moisture photogelatin layer to a gas is immersed, in daylight, in a soluble organic sulfur compound, particularly thioacetamide, and is converted into a silver sulfide line photogram. The method is used, for example, for making visible families of steady-state heat transfer coefficient curves on forced air-cooled electronic assemblies.Field of SearchUsing identified developer |
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