JW

Joannes B. Wijffels

Shell Oil Compny: 3 patents #1,070 of 4,423Top 25%
📍 The Hague, NL: #190 of 926 inventorsTop 25%
Overall (All Time): #1,677,211 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4568523 Moving catalyst bed reactor Gerrit J. Pronk, Arie P. Den Hartog 1986-02-04
4259294 Apparatus for the hydrogenation of heavy hydrocarbon oils Wouter C. Van Zijll Langhout, Abraham A. Pegels 1981-03-31
4229418 Apparatus for the catalytic treatment of hydrocarbons Abraham A. Pegels, Arnold Wezenberg 1980-10-21