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GB390337A
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Improvements relating to ovens for the heat treatment of fuel
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GB364236A
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Improvements in processes and apparatus for extinguishing coke
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GB339578A
|
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Improvements in processes of and apparatus for straightening the walls of the chambers of ovens or retorts for producing gas and coke
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GB334078A
|
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Improvements in or relating to door operating and fastening appliances
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GB334077A
|
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Improvements in door and gate operating appliances
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GB292052A
|
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Improvements in shaft furnaces, gas producers and the like
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GB292630A
|
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Improvements in or relating to refuse destructors
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GB263801A
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Improvements in or relating to coking or carbonizing ovens
|
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US1828211A
|
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Fire and acid proof plastic substance
|
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GB174039A
|
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Improvements in gas-heated ovens and retorts
|
|
GB191201608A
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Improvements in or relating to Retort Furnaces and the like.
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