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US3056693A
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Method of hard facing metallic articles
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US3056383A
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Apparatus for hard facing metallic articles
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Composition for hard facing
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Tapping machine
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US2551862A
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Shoe mounting for impact crushers
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US2442718A
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Venting for mold cavities in centrifugally casting
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US2141284A
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Tensile testing apparatus
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US1405959A
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Pump and motor unit
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CA736437A
|
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Method of hard facing metallic articles
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CA894518A
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Method of maintaining hardfacing ingredients uniformly dispersed
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CA890128A
|
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Method of preparing, maintaining and controlling the supply and consistency of hard-facing slurry
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CA898006A
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Hard-facing matrix composition and method of preparing same
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