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Coal liquefaction using vacuum distillation and an external resi

Mineral oils: processes and products – Products and compositions – Lubricating oils
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Coal liquefaction with a selenium catalyst

Mineral oils: processes and products – Products and compositions – Lubricating oils
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Coal liquefaction with coal tar solvent

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Including contact of feed with liquid produced in the...
Patent

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Coal liquefaction with Mn nodules

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Including contact of feed with liquid produced in the...
Patent

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Coal liquefaction with preasphaltene recycle

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Plural hydrogenation steps
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Coal liquefaction with subsequent bottoms pyrolysis

Mineral oils: processes and products – Phenolic or toxic oils
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Coal liquefaction-gasification process including reforming of na

Mineral oils: processes and products – Phenolic or toxic oils
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Coal liquification process

Mineral oils: processes and products – Products and compositions – Lubricating oils
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Coal processing system for reducing the amount of insoluble coal

Mineral oils: processes and products – Phenolic or toxic oils
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Coal pyrolysis

Mineral oils: processes and products – Phenolic or toxic oils
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Coal refining

Mineral oils: processes and products – Phenolic or toxic oils
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Coal solubilization

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Including contact with extraneous additive other than...
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Coal spray composition

Mineral oils: processes and products – Products and compositions – Asphalts – tars – pitches and resins
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Coal tar and hydrocarbon mixture pitch and the preparation...

Mineral oils: processes and products – Asphalts – tars – pitches and resins; making – treating and... – By distillation
Reexamination Certificate

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Coal tar and hydrocarbon mixture pitch production using a...

Mineral oils: processes and products – Asphalts – tars – pitches and resins; making – treating and... – By distillation
Reexamination Certificate

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Coal tar extract with reduced aromatic hydrocarbon content,...

Mineral oils: processes and products – Asphalts – tars – pitches and resins; making – treating and... – Chemical modification of asphalt – tar – pitch or resin
Reexamination Certificate

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Coal tar pitch and the preparation and use thereof

Mineral oils: processes and products – Asphalts – tars – pitches and resins; making – treating and... – By distillation
Patent

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Coal tar pitch blend having low polycyclic aromatic hydrocarbon

Mineral oils: processes and products – Products and compositions – Asphalts – tars – pitches and resins
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Coal treating process

Mineral oils: processes and products – Phenolic or toxic oils
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Coal treatment process and apparatus

Mineral oils: processes and products – Phenolic or toxic oils
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