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GB321163A
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Method of fixing staybolts to boiler and the like walls
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GB311986A
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Process for the production of white lead
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GB291438A
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Process of vulcanising natural or artificial rubber
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GB291093A
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Method of heating stills particularly for the steam-distillation of fatty acids
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GB289899A
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Improvements in current collecting devices for electric railways and the like
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GB288974A
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New or improved copper alloys
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GB288314A
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New or improved copper alloys
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GB288266A
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Process of working up copper and zinc containing ores
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GB286276A
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Manganese bronzes
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Process for the production of anhydrous zinc chloride
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GB303684A
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Improvements in copper-silicon alloys
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GB285485A
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Hard solder particularly for grey pig iron, cast steel, iron and the like
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GB285480A
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Process of reactivating charged adsorption media by means of scavenging vapours or gases
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Rotary drum furnace for roasting sulphur-containing ores and the like
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Electric conductor of solid cross-section and smooth surface
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Improvements in spring suspensions for varying loads
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Method of producing aluminium oxide from aluminium sulphide or mixtures containing same
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GB292039A
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Improvements in the manufacture of activated charcoal or carbon
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GB295890A
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Improvements in apparatus for the electrical precipitation of suspended particles from gaseous fluids
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DE468110C
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Manufacture of expanding studs
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