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SE70943C1
(enrdf_load_stackoverflow)
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Gray et al.
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A short history of gunpowder and the role of charcoal in its manufacture |
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US1350624A
(en)
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stein |
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GB395983A
(en)
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Improvements in tunnel kilns
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DE478714C
(de)
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Verfahren zur Herstellung von keramischen Erzeugnissen, insbesondere von Ziegelsteinen mit feuchter Kuehlluft
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US1555228A
(en)
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Muffle furnace
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GB566761A
(en)
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Improvements in apparatus for cooling materials discharged from kilns
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GB326981A
(en)
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Improvements relating to heat exchangers
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DE952333C
(de)
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Tunnelofen, vorzugsweise zum Brennen keramischer Waren
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GB319300A
(en)
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Improvements in or relating to furnaces or plant for the heating and heat treatment of metals or other materials or goods
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GB488262A
(en)
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Improved tunnel kiln for firing ceramic ware
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GB369352A
(en)
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Improvements in rotary kilns
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GB568511A
(en)
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Improvements in and relating to the removal of slag from furnaces
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GB350294A
(en)
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Improvements in and relating to air heaters
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GB366846A
(en)
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Improvements in or relating to steam-generating installations and certain applications thereof
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GB156364A
(en)
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Improvements in or relating to furnaces
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GB291570A
(en)
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Improvements in or relating to furnaces
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GB419535A
(en)
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Improvements in tunnel kilns and the like
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GB448675A
(en)
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Improvements in processes and plants for the artificial drying of ceramic products, and in particular of tiles and bricks
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GB177710A
(en)
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Heating and drying apparatus
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GB287255A
(en)
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Improvements in steam generator and other furnaces
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SE99905C1
(enrdf_load_stackoverflow)
|
|
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GB331635A
(en)
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Improvements in gas fired furnaces
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GB283009A
(en)
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Improvements in continuous kilns for burning and like purposes
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SE70997C1
(enrdf_load_stackoverflow)
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