• Thumbnail for Anton Eduard van Arkel
    Anton Eduard van Arkel, (19 November 1893 – 14 March 1976) was a Dutch chemist. In the early 1920s Van Arkel, together with Jan Hendrik de Boer, working...
    3 KB (258 words) - 15:39, 28 July 2024
  • Thumbnail for Van Arkel–de Boer process
    titanium, zirconium and some other metals. It was developed by Anton Eduard van Arkel and Jan Hendrik de Boer in 1925 for Philips Nv. Now it is used in...
    3 KB (365 words) - 18:14, 13 June 2024
  • Thumbnail for Van Arkel–Ketelaar triangle
    Bond triangles or Van Arkel–Ketelaar triangles (named after Anton Eduard van Arkel and J. A. A. Ketelaar) are triangles used for showing different compounds...
    3 KB (377 words) - 13:21, 4 May 2023
  • AD near Arkel and lasting until 1412 AD. Their fief was called Land van Arkel. Other people with this surname include: Anton Eduard van Arkel (1893–1976)...
    732 bytes (119 words) - 13:03, 24 October 2023
  • Thumbnail for Titanium
    Titanium of very high purity was made in small quantities when Anton Eduard van Arkel and Jan Hendrik de Boer discovered the iodide process in 1925, by...
    79 KB (8,788 words) - 17:37, 15 September 2024
  • Thumbnail for Jan Hendrik de Boer
    of Groningen and was later employed in industry. Together with Anton Eduard van Arkel, de Boer developed a chemical transport reaction for titanium, zirconium...
    2 KB (233 words) - 15:38, 12 January 2023
  • Thumbnail for Zirconium
    crystal bar process (also known as the Iodide Process), discovered by Anton Eduard van Arkel and Jan Hendrik de Boer in 1925, was the first industrial process...
    48 KB (5,382 words) - 03:21, 16 September 2024
  • the 1990s) TiCl4 is reduced to the metal by sodium. In the 1920s Anton Eduard van Arkel working for Philips NV had described the thermal decomposition of...
    6 KB (690 words) - 12:29, 6 September 2024
  • Thumbnail for Anton (given name)
    (1824–1897), Romanian politician Anton Eduard van Arkel (1893–1976), Dutch chemist Anton Armstrong (born 1956), musical artist Anton Aškerc (1856–1912), Slovenian...
    73 KB (8,871 words) - 14:24, 13 September 2024
  • or potassium fluorides by Valdemar Thal Jantzen and von Hevesey. Anton Eduard van Arkel and Jan Hendrik de Boer were the first to prepare metallic hafnium...
    47 KB (5,398 words) - 19:34, 24 September 2024