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Hydrogenation of Petroleum and Lignite Tar Distillates
Report issued by the U.S. Bureau of Mines regarding the operation of the Coal Hydrogenation Demonstration Plant in Missouri. This report summarizes the operating experience gained and the characteristics of the products created during operation of the plant. The report includes graphs, tables, and illustrations.
Date:
April 1950
Creator:
Clarke, E. A.; Chaffee, C. C. & Hirst, L. L.
Object Type:
Report
System:
The UNT Digital Library
Apparatus for Elevating, Distributing, and Feeding Seed-Cotton to Gins
Patent for improvements to cotton gins so that seed cotton can be fed to two gins at the same time, while using the same power as would normally be necessary for one gin.
Date:
April 12, 1892
Creator:
Murray, Stephen D.
Object Type:
Patent
System:
The Portal to Texas History
Transport and deposition of pollutants downwind of St. Louis
None
Date:
April 30, 1975
Creator:
Young, J. A.; Tanner, T. M.; Thomas, C. W.; Wogman, N. A. & Petersen, M. R.
Object Type:
Report
System:
The UNT Digital Library
Operation of a Powdered-Coal Gasifier at Louisiana, Missouri
Report issued by the Bureau of Mines over the operations of a coal-conversion plant in Missouri. Description of the plant with an emphasis on powdered-coal gasification is presented. This report includes tables, illustrations, and photographs.
Date:
April 1954
Creator:
Dressler, R. G.; Batchelder, H. R.; Tenney, R. F.; Wenzell, L. P., Jr. & Hirst, L. L.
Object Type:
Report
System:
The UNT Digital Library
Plan of Study for the Northern Midwest Regional Aquifer-System Analysis
From abstract: Sedimentary rocks of Cambrian and Ordovician age form a major aquifer system in most of Wisconsin and Iowa, northern Illinois, northwestern Indiana, southeastern Minnesota, and northern Missouri. Many metropolitan areas depend on the aquifer for all or part of their water supplies. Declines in potentiometric head have been large in the most heavily pumped areas, most notably Chicago, Milwaukee-Waukesha, Minneapolis-St. Paul, and Des Moines.
Date:
April 1979
Creator:
Steinhilber, W. L. & Young, H. L.
Object Type:
Report
System:
The UNT Digital Library
Texas Broilers: For Week Ending April 13,1985
Weekly report of the Texas Crop and Livestock Reporting Service on broiler chick numbers in Texas and compared with other states. It includes compiled statistics across six consecutive weeks, from the week ending March 9 to the week ending April 13, during 1984 and 1985 for broiler eggs set, chicks hatched, and chicks placed.
Date:
April 17, 1985
Creator:
Texas Crop and Livestock Reporting Service
Object Type:
Report
System:
The Portal to Texas History
Texas Broilers: For Week Ending April 6, 1985
Weekly report of the Texas Crop and Livestock Reporting Service on broiler chick numbers in Texas and compared with other states. It includes compiled statistics across six consecutive weeks, from the week ending March 2 to the week ending April 6, during 1984 and 1985 for broiler eggs set, chicks hatched, and chicks placed.
Date:
April 10, 1985
Creator:
Texas Crop and Livestock Reporting Service
Object Type:
Report
System:
The Portal to Texas History
[Joplin Quadrangle: Field Data, Part 2]
The second part of stream sediment and hydrogeochemical field data for the Joplin quadrangle, Kansas and Missouri.
Date:
April 1979
Creator:
National Uranium Resource Evaluation Program
Object Type:
Dataset
System:
The UNT Digital Library
Improvement in Collars.
Patent for a device improving the speed and efficiency of shirt collar fastening, as well as the securing of items such as scarves and ties, including illustrations.
Date:
April 6, 1876
Creator:
Mitchell, Frank G. & Saunders, William J.
Object Type:
Patent
System:
The Portal to Texas History
Tax-Calculating Device
Patent for a tax calculating device that will calculate the percentages of the total tax that need to go to different agencies.
Date:
April 23, 1912
Creator:
Goss, George W.
Object Type:
Patent
System:
The Portal to Texas History