عملية بترتون-كرول (Arabic Wikipedia)

Analysis of information sources in references of the Wikipedia article "عملية بترتون-كرول" in Arabic language version.

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archive.org

Kroll، W.J. (1955). "How commercial titanium and zirconium were born". Journal of the Franklin Institute. ج. 260 ع. 3: 169. DOI:10.1016/0016-0032(55)90727-4.

Ojebuoboh، Funsho K. (1992). "Bismuth—Production, properties, and applications". JOM. ج. 44 ع. 4: 46–49. Bibcode:1992JOM....44d..46O. DOI:10.1007/BF03222821.
Kroll، W.J. (1955). "How commercial titanium and zirconium were born". Journal of the Franklin Institute. ج. 260 ع. 3: 169. DOI:10.1016/0016-0032(55)90727-4.

de 410533, William Kroll, "Verfahren zum Ausscheiden einzelner Metalle aus Metallgemischen", published 1925-03-09
de 615566, M. Lissauer & Cie in Köln a. Rh., "Verfahren zum Entwismutieren von Blei", published 1935-07-08
zum Entwismutieren von Blei mit Erdalkalimetallen de 622135Verfahren zum Entwismutieren von Blei mit Erdalkalimetallen, M. Lissauer & Cie in Köln a. Rh., published 1935-11-21
us 1428041, William Kroll, "Process for the separation and recovery of metals from metal alloys", published 1925-03-09
us 2205387, Betterton, Jesse O.; Lebedeff Yuril E., "Recovery of bismuth", published 1940-06-25
us 2101975, Betterton, Jesse O.; Lebedeff Yuril E., "Refining lead", published 1937-12-14

Ojebuoboh، Funsho K. (1992). "Bismuth—Production, properties, and applications". JOM. ج. 44 ع. 4: 46–49. Bibcode:1992JOM....44d..46O. DOI:10.1007/BF03222821.