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DE1648420A1
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Method and device for investigating the stress-strain behavior of ceramic test bodies at high temperatures
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DE1140375B
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Method for determining a measure for the resistance to temperature changes of ceramic materials
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DE517960C
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Process and device for the separation of mixtures of different grains by the sedimentation process
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DE560095C
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Process for the production of a lightweight structure
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DE504440C
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Sieving machine for checking the grain fineness of all kinds of materials
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DE442778C
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Muffle furnace with coal-meal resistance heating
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DE473177C
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Sieving machine for checking the grain fineness of all kinds of materials
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DE435549C
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Device for measuring the temperature on testing machines for bodies that soften in the heat under pressure
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DE568848C
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Tubes for coal semolina resistance ovens
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DE460493C
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Electric kiln system
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DE453721C
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Straight guidance of writing levers on display devices for testing machines or the like.
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DE417361C
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Process for the preparation of clay
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DE421641C
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Testing machine for the measurement of compression on bodies softening under pressure
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DE421640C
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Testing machine for the measurement of compression on bodies softening under pressure
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DE406835C
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Melting cone with protective cover for measuring higher temperatures
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DE324189C
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Process for the manufacture of dry pressed bricks using clay
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DE366697C
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Process for removing white deposits on brick and cement goods
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DE321930C
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Preparation of clay for dry design using high pressure by means of heating
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DE321327C
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Process for the production of clay lining panels for concrete pipes
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DE359918C
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Chimney with an inner jacket
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