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GB520670A
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Improvements in, and connected with, containers or pots for molten baths in the heat treatment of metals
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DE711424C
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Process for the production of directly heatable devices with precious metal lining for the chemical industry
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DE700103C
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Lid that can be moved by hand, especially for molten bath and shaft ovens
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DE698194C
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egen
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DE691181C
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Swing-beam hearth for continuous ovens
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DE709260C
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Electrically heated furnace with built-in circulator for the furnace atmosphere
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DE688398C
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Process for the production of silver-containing, galvanic deposits
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DE708166C
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Use of silver alloys for objects with increased resistance to thermal and mechanical stress
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GB500619A
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Improvements in or relating to the manufacture of spinning nozzles
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GB494434A
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Process for the heat-treatment of light metals and their alloys
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DE672374C
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Arrangement for collecting poorly thermally conductive precipitation in heated containers
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DE738562C
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Spinneret for the production of fine artificial hollow threads
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GB407658A
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Improvements in and relating to thermocouples
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GB381137A
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Improvements in and relating to thermocouples
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GB385859A
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Improvements relating to catalytic reactions and catalysts for use therein
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DE616623C
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Thermocouple
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DE652034C
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Palladium alloys
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GB345890A
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Improved manufacture of catalysts
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DE571020C
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Thermocouple
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DE584549C
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Payable gold alloys
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