Abrasive material with metallic binder for cutting tools - esp. diamond powder moulded with binder contg. gallium, nickel, and tin, and producing exceptionally high cutting speeds
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Single crystal drawing appts. - using a crucible which is rotated in a heater within a sealed chamber
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Device for epitaxial growth of periodic structures - using gas phase from sources adjacent the substrate
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Semiconductor pressure sensor - using change in electrical resistance of multilayer structure of gallium arsenide-phosphide
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Recovering yttrium from rare-earth metal mixts. - by adding specific amts. of an organic extn. agent and a salting out cpd. or thiocyanate
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Bag filter cleaning device - with reciprocating tie rod and elastic elements on pulley to twist filter top
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Emitter layer application in semiconductor prodn. - involves application of emitter from supply of an intermediate element, from which it is transferred to emitter support
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PROCESS FOR MANUFACTURING MESA AND SPATIAL SEMI-CONDUCTOR STRUCTURES WITH LOCAL INHOMOGENITY WITH REGARD TO THEIR COMPOSITION AND DEVICE FOR CARRYING OUT THIS PROCESS
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SEMI-LEADING HETEROSTRUCTURE WITH A GRADIENT COMPOSITION AND THEIR PRODUCTION PROCESS
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Gallium copper tin dental filler alloy - prepd. using copper tin alloy of critical size and increased amt. of liq. gallium tin alloy
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Gallium winning from alkali solns. - by redn. with aluminium dissolved in liq. gallium stirred by alternating magnetic field
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METHOD AND DEVICE FOR MEASURING THE FLOW OF LIQUID MEDIA
