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United States Utility Patents
4,741,870 - 4,741,879

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NumberTitle
4,741,870 Apparatus for treatment of liquids
4,741,871 Free flow humidifier
4,741,872 Preparation of biodegradable microspheres useful as carriers for macromolecules
4,741,873 Method for forming rigid composite preforms
4,741,874 Automatic part and runner separator process
4,741,875 Centrifugal molding of prestressed piles
4,741,876 Method for manufacturing thermally stabilized plastic film capacitor
4,741,877 Uniformly debossing and aperturing a moving plastic web using stationary support member in forming area
4,741,878 Process and device for inspecting control rod clusters for nuclear fuel assemblies
4,741,879 Catalytic igniters and their use to ignite lean hydrogen-air mixtures



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