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Coal extraction

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Coking apparatus and process for oil-containing solids

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Reexamination Certificate

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Conditioning of recycle shale in retorting process

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Dewaxing catalysts and processes employing silicoaluminophosphat

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Enhanced efficiency hydrocarbon eduction process and apparatus

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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High liquid yield process for retorting various organic material

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Integrated coke, asphalt and jet fuel production process and app

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Ionic liquefaction process

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Liquefaction of sub-bituminous coal

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Method and apparatus for hydrocarbon recovery from tar sands

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Method and apparatus for multiphase coal hydrogenation reactors

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Method for gas treatment of a bed of particles

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Method of an apparatus for recovering oil from solid hydrocarbon

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Method of coal liquefaction

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Method of processing substances

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Method of recovering evaporable liquids from mud comprising fine

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Method of supplying of hot solid particles to a retorting vessel

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Oil shale retorting process

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Oil shale retorting with steam and produced gas

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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Process and apparatus for coal hydrogenation

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Specified agitation or circulation in gas contact zone
Patent

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