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Operation of the Multi-Effect Multi-Stage Flash Distillation Plant (Clair Engle), Fourth Report (Semi-Annual), San Diego, California

Description: From Summary, Conclusions, and Recommendations: "The operation and development programs carried out in the CEP, E-1A and LMC plant during the period July 1, 1970 to December 31, 1970 are described in this report. Data was developed on several development tasks as follows. A summary is presented of material evaluation studies made over the past three and a half years. Data on the experiences with coatings, mortar linings, elastomers, and nonferrous and ferrous metals are included. Details are presented of coatings and linings installed in the CEP II Effect including methods of surface preparation and costs."
Date: April 1971
Creator: Catalytic, Inc.

Pressure-Pulse Propagation in Two-Phase One- and Two-Component Mixtures

Description: Report issued by the Argonne National Laboratory discussing the propagation velocity of pressure pulses in two-phase mixtures. As stated in the abstract, "in this study, a comprehensive analytical development of the propagation velocity of small pressure pulses is presented for bubble, annular, stratified, droplet, and slug-flow regimes. Particular attention is given to the influence of flow regime on the momentum transfer between phases" (p. 9). This report includes tables, illustrations, and a photograph.
Date: March 1971
Creator: Henry, R. E.; Grolmes, M. A. & Fauske, H. K.

The Proton Nuclear Magnetic Resonance Spectra of Pyridines

Description: Report discussing the proton NMR spectra of 32 pyridines in two solvents, carbon tetrachloride and bezene-d6, are presented. The chemical-shift and differential-shift values are correlated with the substitutent position and with the solvent media. The ring protons and the protons on alkyl substituents are tabulated. The paramagnetic shift of the protons adjacent to the nitrogen is discussed, and a proposed structure for the pyridine-benzene complex that is consistent with the observed anomalous paramagnetic shift is presented. The utility of the data in the identification of pyridine compounds found in shale-oil naphtha is demonstrated.
Date: 1971
Creator: McDonald, F. R.; Decora, A. W. & Cook, G. L.

Reuse and Subsurface Injection of Municipal Sewage Effluent: Two Case Histories

Description: Report issued by the U.S. Bureau of Mines discussing sewage disposal and reuse. As stated in the introduction, "this paper describes the renovation of municipal sewage water for industrial use, and the use of subsurface waste disposal by an industrial complex and by a city" (p. 1). This report includes tables, and illustrations.
Date: 1971
Creator: Donaldson, Erle C. & Bayazeed, Abdo F.

Seawater Tubular Reverse Osmosis Membranes

Description: From Introduction and Summary: "The objective of this program was to improve the quality, performance, and useful life of seawater tubular reverse osmosis membranes. The secondary objective was the evaluation of defect-free membranes in a small module with both sodium chloride and with actual seawater."
Date: June 1971
Creator: King, W. M. & O'Hair, M. L.

Second Annual Report: Operation of the Muti-Stage Flash Distillation Plant, San Diego, California

Description: From Introduction: "The Office of Saline Water (OSW) maintains the MSF Module at the San Diego Test Facility, Chula Vista, California, for the purpose of further advancing and developing the state of art of the multistage flash distillation process and thereby reduce the cost of seawater conversion. The MSF Module has been built and operated to obtain engineering design and operating data to serve as a basis for: a. Future process development. b. Improved full scale plant design. Improved full scale plant operating conditions."
Date: March 1971
Creator: Catalytic Construction Company

Shock-Absorbing Materials, Report 2: Cellular Concrete as a Backpacking Material

Description: Partial abstract: "The use of low-density cellular concrete, having an oven-dry unit weight of 50 pcf or less, as a backpacking material for deeply buried protective structures was studied. Cellular concrete was found to be suitable for this type of application. A number of physical properties of cellular concrete were determined to provide input to design codes" (p. 4).
Date: June 1971
Creator: Hoff, G. C.

A Technique for Quantifying Forest Stands for Management Evaluations

Description: "In this study, a system for describing the three-dimensional geometry of trees and stands is presented. The system consists of two survey instruments, a theodolite and transit, and basic triangulation principles. A spotting laser has recently been added to the system to facilitate the spotting of the tree nodes to be surveyed" (p. ix). Results show significant differences in tree productivity as a result of fertilization and changes in heights, bole diameters, etc.
Date: December 1971
Creator: West, Henry W. & Allen, H. H.

Third Report on Horizontal-Tube Multiple-Effect Process Pilot Plant Tests

Description: From Summary: "This report describes the continuing work on HTME distillation plants, the first portions of which were reported in References 1 and 2. A major purpose in the testing of the three-effect pilot plant was to demonstrate mutiple-effect operability of the the horizontal tube method, when utilizing basically the same construction methods and materials as those proposed for commercial HTME plants."
Date: October 1971
Creator: Matta, G. A.; Karpf, J. Z.; Pascale, A. S. & Cardello, J. A.

Trafficability of Soils: Effects of Surface Conditions on Drawbar Pull of a Wheeled Vehicle

Description: "A study was conducted to (a) investigate the effects of soil surface conditions on one-pass drawbar pull capabilities of a wheeled vehicle, (b) relate optimum drawbar pull to soil strength as measured by several instruments, (c) develop tentative equations for predicting optimum tractive coefficient, and (d) determine effects of tire characteristics (tread pattern and deflection) on drawbar pull. One hundred and six drawbar pullslip tests were conducted with a 3/4-ton M37 truck at a gross weight of 7240 lb. One tire size (9.00-16, 8-PR), two tread patterns (smooth and nondirectional military), and two tire deflections (15% and 35%) were tested. Surface conditions varied from dry and firm, to wetted with small amounts of water, to flooded. Asphalt surfaces also were tested" (p. xi).
Date: April 1971
Creator: Rush, Edgar S. & Robinson, J. H.

Transport-Depletion Desalination Pilot Plant

Description: From Summary: "The transport-depletion data obtained by the Southern Research Institute and by the Bureau of Reclamation at Denver, Colorado and at Webster, South Dakota, was reviewed. This data review made it possible to develop a design methodology for the pilot plant, and to identify the additional data required to adequately predict the performance of a transport-depletion stack."
Date: April 1971
Creator: Redman, Ralph