@misc{LauthTruebenbachHagemeyer1999,
  author    = {Lauth, Jakob and Tr{\"u}benbach, Peter and Hagemeyer, Alfred},
  title     = {Monomodal and polymodal catalyst supports and catalysts having narrow pore size distributions and their production : United States Patent ; patent number 5,935,898 ; date of patent: Aug. 10, 1999 / assignee: BASF Aktiengesellschaft. Inventors: Peter Trubenbach ; Alfred Hagemeyer ; Gunter Lauth ...},
  publisher = {[United States Patent and Trademark Office]},
  address   = {[Alexandria, VA]},
  pages     = {27 S. : graph. Darst.},
  year      = {1999},
  language  = {en}
}