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By A. C. Losekamp, R. M. Fincel, J. B. Conway

HIGH-TEMPERATURE thermal-expansion data for tungsten, rhenium, molybdenum, Mo-50Re, and W-25Re were obtained recently by means of a paired

Jan 1, 1965

By W. P. Blake

Wm. P. Blake, New Haven, Conn. (Communication to the Secretary, June, 1889): It is gratifying to find that Prof. Carpenter in his paper sustains the accuracy of my original determination of

Jan 1, 1889

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Jan 1, 1938

Depending on viewpoint, slurry pipelines are a necessary part of coal expansion in the West, or an opportunistic venture that could cripple many American railroads.

Jan 10, 1977

By Wm. C. Phelps, R. E. Grace

b R.c c)nduciivity of slags and glasses is of particular interest when viewed as an activated ionic flow process. The ionic conductivity, for example, has been found to obey the Easch-

Jan 1, 1958

MINERALS BENEFICIATION DIVISION Established as a Division February 16, 1948 E. H. Crabtree, Jr, Chairman Donald W. Scott, Associate Chairman S D. Michaelson, Regional Vice-Chairman Will Mitchell, Jr., Regional Vice-Chairman William B Stephenson, Secretary-Treasurer Allen-Sherman-Hoff Pump Co 259 Lancaster Avenue Wynnewood, Pa. Raymond E. Byler, Past Chairman

Jan 1, 1952

STANDING COMMITTEES Executive-SIDNEY J. JENNINGS, chairman. Membership-KARL EILERS, chairman. Finance-J. V. N. Dorr, chairman. Library-E. GIBBON SPILSBURY, chairman. Papers and Publications-BRADLEY STOUGHTON, chairman. Nominations-R. V. NORRIS, chairman.

Jan 1, 1919

Jan 1, 1938

Jan 1, 1935

Jan 1, 1944

By M. Weinstein, J. F. Elliott

IN conjunction with a study on the solubility of hydrogen in liquid pure iron and iron alloys, new and

Jan 1, 1963

At its meeting on June 22, 1950, the Board of Directors passed a resolution defining and expressing the policy of the Institute with respect to official participation or action in controversial matters On June 23, 1959 the Board of Directors made minor revisions in the resolution to bring it up-to-date with recent changes in the Institute's structure The revised resolution IS as follows

Jan 1, 1960

Society of Chemical Industry (London), American Section. Foster D. Shell, Secretary, 130 Clinton St., Brooklyn, N. Y. Publications of this Society are not of direct interest in this directory but the address of the Society is listed that the reader may have it on record for reference. Subscription to the Journal (A the Society costs £ 2 10s, or $12.50 at the normal rate of exchange. Individual copies are is 9d, postage extra.

Jan 1, 1933

New Products Equipment

Jan 4, 1953

Early data about the amounts of coal used in making coke, and even of the first oven plants are meager. Table 84 shows the data about beehive ovens from 1841 to 1940, inclusive, and Table 85 shows the data about byproduct ovens from 1895 to 1940, inclusive.

Jan 1, 1942

Jan 1, 1929

By R. W. Raymond

HAVING had recently the opportunity of examining a transit and a plummet-lamp, manufactured by Messrs. Heller & Brightly, of Philadelphia, and intended for the use of mining engineers in under-

Jan 1, 1873

James W. Neill, Salt Lake City, Utah: Mr. Keller observes, in his interesting paper, that his copper mattes show a constant tenor of 21 to 23 per cent. sulphur; and continues," Many of these analy-

Jan 1, 1894

PRESIDENT Michael Lawrence Haider New York City PAST PRESIDENT Willis McGerald Peirce New York City VICE-PRESIDENTS 0. B. J. Fraser, New York City J. B. Morrow, Pittsburgh, Pa. J. L Gillson, Wilmington, Del. ' L F. Reinartz, Middletown, 0. Philip Kraft, New York City R. W. Thomas, Tucson, Ariz

Jan 1, 1952