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GB299482A
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Improved process for the manufacture of carburetted water gas
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GB296793A
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Improvements in and apparatus for use in the treatment of carbonaceous matter for the obtainment of products therefrom
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GB285564A
|
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Improved process for the extraction of petroleum products from bituminous material
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GB276181A
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Improvements in and connected with the manufacture of hard coke
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GB249901A
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Improvements in, and connected with, the manufacture of hard coke
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US1554073A
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Apparatus for manufacture of water gas
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GB239989A
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Improvements in means for the treatment of coal and other carbonaceous matter for the obtainment of products therefrom
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GB224950A
|
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Improvements in apparatus for the manufacture of water-gas
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US1627321A
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Process for the destructive distillation of solid carbonaceous materials
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GB192816A
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Improvements in the treatment of coal and other carbonaceous matter for the obtainment of products therefrom
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