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GB213040A
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Improvements in or relating to the carbonisation of fuel such as coal, lignite & the like
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GB213363A
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Improvements in or relating to carbonisation and/or gasification of fuels
|
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GB165825A
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Improvements in or relating to the distillation of coal, shale, peat, wood, and other bituminous or organic materials, and apparatus therefor
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AU1091819B
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Improvements relating tothe preparation of fuel in briquetted form for utillsation in carbonisation gasification, andthe fike
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GB165816A
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Improvements in or relating to the separation of gases
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GB142953A
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Improved means for conveying liquid, or gaseous or dissolved plant nutriment to the soil
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GB143602A
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Improvements in or relating to carbonisation and gasification plant and the like
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