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Determination of the purity of polonium by means of the vacuum balance (Ad Interim Report)
The assay technique is discussed in detail. The results of three purity determinations are: 94.92 per cent, 100.50 per cent, and 106.9 per cent. The errors present in each determination are stated. The inherent dangers in the present procedure are pointed out, and an improved method is outlined.
Date:
March 8, 1949
Creator:
Haring, M. M.
System:
The UNT Digital Library
Four in. three jaw type connector suitable for vertical mounting sample for job 11
As authorized by purchase order No. 11-2532 dated March 11, 1949 of the Kellex Corp., the first sample of a 4 inch three jaw type connector for Job 11 was fabricated. The design of the connector was per Crane Co. drawing DR-25126-D except vertical mounting. The materials were per Crane Co. drawing A-24491-C. As instructed in verbal conversation with Dr. D.D. Jacobus and as requested in Mr. J.J. Cuniffe`s letter of May 6, 1949, and Ingersoll-Rand Company`s 1 1/4 inch 534 impact wrench with suitable socket to fit the hexagon head of the operating screw of the 4 inch connector was procured on loan to make some preliminary tests. Engineering drawings are listed in a second report on the data base.
Date:
July 8, 1949
Creator:
Grubbe, A.C.
System:
The UNT Digital Library
Hemoglobin labeled by radioactive lysine. Erythrocyte life cycle
None
Date:
December 8, 1949
Creator:
Bale, W.F.; Yuile, C.L.; DeLaVergne, L.; Miller, L.L. & Whipple, G.H.
System:
The UNT Digital Library
[Office of Hanford Directed Operations events of importance for week ending April 6, 1949]
This report details events of importance reported by the Hanford Operations Office for the week ending April 6, 1949.
Date:
April 8, 1949
Creator:
Schlemmer, F. C.
System:
The UNT Digital Library
Preparation of bismuth powder
The principal object of this report is to record results of tests made on equipment installed in Room 232 of ``T`` Building and used to prepare bismuth powder for process operations. Another object is to establish the most favorable operating conditions for the equipment and to prepare operating instructions therefor.
Date:
March 8, 1949
Creator:
Cox, Grover C.; Grasso, Joseph A.; Hale, Denver & Wright, John W.
System:
The UNT Digital Library
Study of sand filter efficiency data
None
Date:
June 8, 1949
Creator:
Healy, W. C. Jr.
System:
The UNT Digital Library
Technical Cooperation Program Visit of Lawroski and Stevenson (U.S.) to Chalk River on December 9-10, 1948
Minutes of conferences held at Chalk River, Ontario. The subjects discussed related primarily to separations processes.
Date:
April 8, 1949
Creator:
Lawroski, S. & Stevenson, C.E.
System:
The UNT Digital Library