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GB309258A
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Improved process and apparatus for effecting chemical reactions under pressure
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GB292404A
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Improvements in heat exchangers for use in catalytic apparatus
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GB292749A
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Improvements in the production of hydrocyanic acid from formamide
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GB293138A
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Improvements in carrying out chemical reactions in which reaction gases are circulated
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GB291186A
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Process for separating and recovering olefines from gases containing same
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GB291543A
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Improved process for the production of coke in shaped or briquette form and apparatus therefor
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US1679994A
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Manufacture of acetic acid and acetates
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GB282573A
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Improvements in the production of water gas and hydrogen
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GB278577A
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Improvements in and relating to the steam distillation of coal and the like
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GB276557A
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Improvements in centrifugal apparatus
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GB293056A
|
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Improvements in the production of methanol and other alcohols and preparation of catalysts therefor
|
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US1721204A
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Valve
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GB290399A
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Improvements in catalysts for the catalytic production of methanol and other oxygenated organic compounds from oxides of carbon and hydrogen
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GB276522A
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Improvements in or relating to the low temperature distillation of carbonaceous material
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GB286324A
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Method of introducing semi-liquid materials into high pressure vessels
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GB282873A
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Method of introducing materials into high pressure apparatus
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GB282141A
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Improvements in and relating to the production of gaseous fuels
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GB280977A
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Improvements in or relating to automatic regulators
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GB282463A
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Improvements in fertilisers
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GB275345A
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Improvements in or relating to the production of methanol and other oxygenated organic compounds
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