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  • All fields: Oil-shale industry--Colorado--De Beque--1920-1930.
(12 results)



Display: 50

    • Main portion of plan of Index Shale Oil Co, De Beque, Colo.

    • View of oil shale processing facilities at the Index Shale Oil Company in De Beque (Mesa County) Colorado; shows storage bins, crusher house, and smokestacks.
    • Index Oil Shale Company--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Industrial facilities--Colorado--De Beque--1920-1930.; Petroleum industry--Colorado--De Beque--1920-1930.
    • [between 1920 and 1930?]
    • Brown Retort, Index Shale Oil Co., on Mt. Blaine, near De Beque

    • A man poses by oil shale processing machinery at the Index Oil Company near De Beque (Mesa County) Colorado; shows a retort with a rotating tank with gear and belt drives.
    • Index Shale Oil Company--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Machinery--Colorado--De Beque--1920-1930.; Petroleum industry--Colorado--De Beque--1920-1930.
    • [between 1920 and 1930?]
    • Plant of the Index Shale Oil Co., (Brown Retort), near De Beque

    • View of the Index Shale Oil Company extraction facility near De Beque (Mesa County), Colorado; men pose by retorts and shed roofs. The Roan Cliffs are in the distance.
    • Index Oil Shale Company--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Roan Cliffs (Utah and Colo.)--1920-1930.; Industrial facilities--Colorado--De Beque--1920-1930.; Petroleum industry--Colorado--De...
    • [between 1920 and 1930?]
    • At the camp above plant of Index Oil Shale Co., De Beque, Colo.

    • Men wear suits, ties, overcoats, and felt hats and stand beside trees outside the Index Oil Shale Company plant in De Beque (Mesa County), Colorado. Shows metal and frame buildings and tall smokestacks. A flag above a building reads "Index." Metal...
    • Index Oil Shale Company--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Mining--Colorado--De Beque--1920-1930.; Refineries--Colorado--De Beque--1920-1930.
    • [between 1920 and 1930?]
    • The Plant of the Monarch Shale Oil Company using the "Ginet eduction process" De Beque,...

    • View of the Monarch Shale Oil Company mine on a mesa in De Beque (Mesa County), Colorado. Shows the mine entrance and crusher site near layered shale at the top of the formation, a shale conveyor, a crushed shale bin, a retort, a stairway, storage...
    • Monarch Shale Oil Company--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Mine buildings--Colorado--De Beque--1920-1930.; Mining--Colorado--De Beque--1920-1930.; Refineries--Colorado--De...
    • [1920 August]
    • Oil shale refinery

    • Men examine a retort at an oil shale processing facility at the Index Shale Oil Company in De Beque (Mesa County) Colorado; also shows machinery, pipes, and sheds.
    • Index Oil Shale Company--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Industrial facilities--Colorado--De Beque--1920-1930.; Petroleum industry--Colorado--De Beque--1920-1930.
    • 1922 March 24
    • Harry Brown - Brown Retort

    • Harry Brown poses in an oil shale processing facility at the Index Shale Oil Company in De Beque (Mesa County) Colorado; he poses beside a Brown retort (he is probably the inventor) that consists of a hopper, rotating tanks, and exhaust stacks.
    • Index Oil Shale Company--Facilities--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Industrial facilities--Colorado--De Beque--1920-1930.; Machinery--Colorado--De Beque--1920-1930.; Petroleum...
    • [between 1920 and 1930?]
    • Where the spent shale is discharged

    • A man stands near the oil shale processing facility at the Index Shale Oil Company in De Beque (Mesa County) Colorado, Shows a Brown retort, a conveyor belt elevator for tailings, exhaust stacks, and sheds. The Roan Cliffs are in the distance.
    • Index Oil Shale Company--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Conveying systems--Colorado--De Beque--1920-1930.; Industrial facilities--Colorado--De Beque--1920-1930.; Petroleum...
    • 1922
    • Brown Retort

    • Men examine a Brown retort under construction at an oil shale processing facility at the Index Shale Oil Company in De Beque (Mesa County) Colorado; part of the retort is in a shed.
    • Index Oil Shale Company--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Industrial facilities--Colorado--De Beque--1920-1930.; Petroleum industry--Colorado--De Beque--1920-1930.
    • [between 1920 and 1922?]
    • DeBeque

    • View of oil shale processing facilities at the Index Shale Oil Company in De Beque (Mesa County) Colorado; also shows a retort with machinery, pipes, and sheds.
    • Index Oil Shale Company--1920-1930.; Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Industrial facilities--Colorado--De Beque--1920-1930.; Petroleum industry--Colorado--De Beque--1920-1930.
    • [between 1920 and 1930?]
    • American Shale Refining Company (Wingett Process), on Conn Creek

    • View of an American Shale Refining Company oil shale processing facility near De Beque (Mesa County) Colorado; shows dormitories and outhouses. Road grade and tailings are on slopes of the Roan Cliffs.
    • Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Roan Cliffs (Utah and Colo.)--1920-1930.; Petroleum industry--Colorado--De Beque--1920-1930.; Wooden buildings--Colorado--De Beque--1920-1930.
    • [between 1920 and 1930?]
    • De Beque, Colorado

    • View of a frame mine building used in oil shale processing in or near De Beque (Mesa County), Colorado. Shows a tailings pile, an oil-stained ravine, a smokestack, and flumes or chutes on a steep slope.
    • Oil-shale industry--Colorado--De Beque--1920-1930.; De Beque (Colo.)--1920-1930.; Mine buildings--Colorado--De Beque--1920-1930.; Mining--Colorado--De Beque--1920-1930.
    • 1920 October

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