Document oeJ5d3Qy1RZNO7qJobJyB9rQ3

FILE NAME: Chemical Abstracts (CHAB) DATE: 1951 DOC#: CHAB034 OCUMENT DESCRIPTION: Abstract Originally Published in 1951 by Owen Mt', w 6291 Chemical Abstracts 6292 Vol. 16 787 92. The problem of dispersion of hot gases in the treating steps, deodorizution and toasting, or in "Schneck- atmoaphere. (). ('. Sutton (Military Coll. Sci., Shriven- eus" type desolventizing. The data is pertinent to produe- ham, Eng!.). but. 793-801. Stack meterology as related tion of proteins for industrial uses, such as for adhesives, to power plants. Ward F. Davidson (Consolidated Edison fiber spinning, etc., where water dispersibility is important. Co. of N.Y., New York, N .Y .). Ibid. 802-06. Air pollu- a M. M. Piskur tion and fog properties. Hans Neuberger (State College, The storage and handling of acids and cyanides. H. Pa.). Ibid. 807-11.--The role of particles of combustion Saenger. J . Electrodepositors' Tech. Soc. 27,23-33(1951). products as nuclei for fog formation wasdetd. experimentally. Robert kegm'iller The micrometeorological Installation of the University of Compound helix as a catalyst carrier. X. Z. Kotelkov Washington. Phil E. Church (Univ. of Washington, (Saratov Agr. Inst.). J. Applied Chou. U.S.S.R. 24, Seattle). Ibid. ,812-14. The diffusion problem in hilly 22.3-6(195l)(Engl. translation!.--Compd. helixes of Cu, terrain. Joshua Z. Holland (11.S. Weather Bur., Oak Fe, Al, and nichrome were coated with Pi, Pd, ALOa, and Ridge, Tenn.). Ibid. 815-21. The application of meteoro- various clays in an effort to increase the active area of the logical control to atmospheric pollution problems. Mayn- t catalyst per unit mass. The efficiency of catalysis with this urd K. Smith (Brookhaven Natl. Lab., Upton, N.Y.). Ibid. v technique in the tested processes (dehydrogenation of cyclo- 822--1. Discussion. Ibid. 824-29. R. W. Ryan hexane, oxidation of II, dehydration of isopropyl ale.) is Atmospheric pollution. A group of contributions. increased many fold over the same catalyst in pelleted form Meterol. Monographs No. 4, 55 pp.(1951). Enforcement or deposited on asbestos. It is quite advantageous to use the principles and standards. J. H. Carter. Ibid. 1-3.--A -- nichrome helix, especially in research studies, since it can be discussion of various American cities. Meteorology applied heated by passing an elec, current through the wire itself, to air-pollution abatement. C. A. Gosline. Ibid. 4-5.-- James C. Eubanks Meterological control is not usually economical, is applic- Nonyellowing triethanolamine and its applications. W. able only to single plants in isolated areas, cannot be ap- Wolff (Anorgana U.S. Admin., Gendorf/Obb., Ger.). Fetle plied to continuous operations, and is subject to forecast c u. Scijen 54, 142-3(1952).--The addn. of 1-2% H-SOa to errors. Meteorological influences and their application to triethanolamine prevents discoloration on storage. control at the source. E. Wendell Ilewson (Massachusetts lid ward H. Sheers lust, of Techno!., Cambridge). Ibid. 5-6.--A brief sum- Key to savings in painting costs. Robert R. Pierce (Penn- itiary is given of methods used at Trail, British Columbia,_sylvania Salt Manttfg. Co., Philadelphia). Chou. F.ug. for control of smelter fumes. Climatology and its part in 50, No. 5, 149-53(1952).--A comprehensive evaluation of pollution. Helmut K. Uandsberg (Air Force Cambridge costs for protective coalings in industrial plants is presented. Research Center, Boston, Mass.). Ibid. 7 -H.--A discussion. It is concluded that a three-coat painting system resulting Diffusion of stack gases in very stable atmospheres. Mor- in a 5-mil minimum total thickness gives the required cor- ton L. Barad (New York Univ., New York, N .Y .). Ibid, d rosioti protection most economically. (Cf. 6'..4.46, 1265d.) 9-14.--Dispersion is nonisotropic, in that the vertical J. C. Tallmau dispersion is not as extensive as the horizontal and that Economic aspects of glycerol purification by ion-exchange there is a rapid initial diln. of effluents in the first few meters methods. E. Schlenker. Fetle u. Seifcn 54, 165 -7( 1952).-- after leaving the stack, followed by a slower dispersion (w ith_A review. Edward H. Sheers a const, exchange coeff. only during stable atm. conditions). ' Magnetic and electric properties of ferroxcube materials. The source must be treated as an area source of finite concn., J. J. Went and E. W. Gortcr (N. V. Philips' Gloeilumpen- instead of the classical treatment as a point source of infinite fabrieken, Eindhoven, Netherlands). Philips Tech. Rev. concn., if concns. within 1 or 2 km. are to be detd. Statistical 13, 181-93(1952).--Ferroxcube materials are ferromag- theory of diffusion by turbulent eddies. Glenn W. Brier netic o.xidic materials specially developed for use at high (U.S. Weather Bur., Washington, D.C.). Ibid. 15-19. frequencies. Their suitability for such applications lies in, Instruments for air-pollution measurement. W. C. L. the fact that owing to their high resistivity eddy-current Hemeon (Ind. Hyg. Foundation, Pittsburgh, Pa.). Ibid. losses do not as a rule occur. As regards the chem. compii. 20-3.--Included are instruments for measurement of par-__these materials belong to the group of ferrites crystg. with tide size, light-obscuring effect, soiling effect, and acid- the s . - e l structure. The satn. magnetization of ferrites corrosion effect on materials. Microclimate factors in smoke is closely related to their crystallographic structure. Values pollution from tall stacks. Philip H. Lowry (Brookhaven of the satn. magnetization found experimentally can he Natl. Lab., Upton, N.Y.). Ibid. 24-9.--An analysis of the explained by assuming that an interaction exists between no. of smoke hrs. bv wind direction, speed, and gustiness. J magnetic moments oil crystallographieally uonequiv. lattice Ground-level measurements of oil-fog emitted from a hun- sites, which tends to give those moments an autiparallcl dred-meter chimney. P. H. Lowry, D. A. Mazarella, and orientation. Although cddy-current losses do not usually M. E. Smith (Brookhaven Natl. Lab., Upton, N .Y .). occur in ferroxcube, residua! losses, given by the expression Ibid. 30 5. Gustiness profiles in the lower layers of the at- tan, i/n, may under certain conditions be considerable. It is, mosphere. H. F. Poppendiek (Univ. of California, Los therefore, highly important to know the behavior of M anil Angeles). Ibid. 30 -8. Air-tunnel studies of diffusion in tan S, or of the real and the imaginary parts of the complex urban areas. Hunter Rouse (State Univ. of Iowa, Iowa permeability n --n' -- for all possible values of induction City). Ibid. 39-41.-- Results arc given of diffusion studies and of frequency. In this paper the behavior of these quun- over model cities and buildings. Analyzing winds for fre- - titles as a function of frequency is considered both for very quency and duration. R. H. Sherlock (Univ. of Michigan, small and for somewhat larger values of the induction. Fur- Ann Arbor). Ibid. 42-9. The forecasting of micrometeoro- ther, the temp, dependence of the initial permeability is logical variables. Maynard E. Smith (Brookhaven Natl. discussed. The behavior of the imaginary part of the Lab., Upton, X.Y.). Ibid. 50-5. Malcolm Rigby initial permeability at high frequencies is shown to bear a Stacks for pollution control. R. S. Steinbock. Chem. -- relationship to the ferromagnetic resonance absorption; Eng. 59, No. 5, 290(1952).-- Corrections and revisions are this relationship and the behavior of the permeability in the presented for an article, C.A. 46, 4155a. J. C. Talltnan presence of stronger fields leads to the conclusion that the lung- report of a case. magnetization process in ferrites differs from that taking bestosis of the lung was d worked in all asbestos ctory tor 1 year. E. K. Weisburgcr Some notes on testing industrial solvents. C. Marsdcn. Chem. Products 15, 92-5(1952).--A discussion of the prob- lems assoed. with analytical testing. Allen Kent Protein dnaturation in soybean meal during processing. Paul A. Belter and Allan K. Smith (Northern Regional Research Lab., Peoria, 111.). J. Am. OU Chemists' Soc. 29, 170- 4( 1952).--The effect of various steps in com. processing of soybeans on the dnaturation of the meal proteins was detd. Dchulling, conditioning, fluking, and solvent (hydro- carbon) extn. did not significantly affect dispersibility of the protein. Major deiiatm'ulhut occurred in the final meal- "tion is drawn to the remarkable diclcc. properties of ferrites and the extra losses apt to arise therefrom (dimensional resonance). A. George Stern Ferroxdure, a class of permanent magnetic materials. J. J. Went, G. W. Rathcnau, E. W. Gortcr, and G. W. van Oosterhout (N.V. Philips' Gloeilainpcnfabrieken, Eiml- hoven, Netherlands). Philips Tech. Rev. 13, 194- 208( 1952). --The material manufd. at present under the name of Fer_ roxdure is an oxidic ceramic material of the approx, conipn. t BaFenOi. It is a magnetically hard material which docs not contain any Co or Ni and which thus offers great eco- nomic advantages. It is characterized by possessing an extremely high value of the coercive force and rather low remanence and satn. magnetization. The extremely