Roland Irmann

Roland Irmann (born August 30, 1891 in Breslau ; † 1973 ) was a German metallurgist .

Life

Roland Irmann studied metallurgy at RWTH Aachen University and the Technical University of Wroclaw . In 1910 he became a member of the Corps Marko-Guestphalia Aachen . In 1915 he became a Dr.-Ing. PhD. After completing his habilitation , he began his industrial activity in Neuhausen am Rheinfall . As an employee of Aluminum Industrie Aktien Gesellschaft, he worked on the production, improvement and processing of aluminum materials. Together with Alfred von Zeerleder , he developed the sintered aluminum powder materials .

Irmann was a member of the Swiss Association of Engineers and Architects . He last lived in Riehen until his death in 1973 .

Fonts

• Work on sulfuric acid-resistant alloys by improving the acid resistance of nickel , 1915
• High temperature strength and hot hardness of various aluminum alloys , 1933 (together with Alfred von Zeerleder and Max Bosshard)
• Instructions for riveting Anticorodal (for rivet diameters up to 10mm) , 1934
• Casting technology of aluminum alloys , 1934
• A contribution to the determination of the castability of aluminum alloys , 1934
• Aluminum chill casting , 1937
• Aspects of the use of waste in aluminum foundries , 1937
• The casting properties of aluminum cast alloys , 1939
• "SAP", a new powder metallurgy material made of aluminum . In: Technische Rundschau (Bern) , Volume 41, 1949, Issue 36, p. 19
• Sintered Aluminum Powder with High Strength at Elevated Temperatures . In: Metallurgica , 46th year, 1952, p. 125 ff.
• SAP - a sintered material made from aluminum powder . In: Flugwelt , 6th year, 1954, issue 11, pp. 328–329
• Aluminum casting in sand and mold , 1st edition 1935, 2nd edition 1939, 3rd edition 1943, 4th edition 1945, 5th edition 1952, 6th edition 1959
• Alumíniumöntés , 1954 (Hungarian edition of cast aluminum)

Patents

• Manufacture of this case , DE700255 C, September 7, 1936
• Method for joining plates and sheets made of aluminum or aluminum alloys with those made of other aluminum alloys , DE 739405 C, June 20, 1937
• Process for the production of light metal bodies, DE 837467 C, July 17, 1946

Individual evidence

1. ↑ ^{a b} List of addresses of Weinheimer SC. 1928, p. 8.
2. ↑ ^{a b} K. Rosenbach, H. Ortwig , C. Vogel: History of the Corps Marko-Guestphalia at RWTH Aachen University 1871 to 2001 , Aachen 2003, ISBN 3-00-011065-8 , p. 273.
3. ↑ Personnel directory of the Royal Technical University of Wroclaw for the summer of 1913, p. 11
4. ↑ David Allen McClintock: Mechanical Properties of an Irradiated Nanocluster Strengthened High Chromium Ferritic Alloy , 2008, p. 52
5. ↑ Schweizerische Bauzeitung Volume 91, Issue 31, 1973, p. 764 ( digitized version )