| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Germany | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Japan | 2 | |
| #5 | Canada | 1 | |
| #6 | France | 1 | |
| #7 | Italy | 1 | |
| #8 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Basic materials chemistry | |
| #3 | Materials and metallurgy | |
| #4 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Clements Porter | 6 |
| #2 | Pessimisis George N | 3 |
| #3 | Jiyooji Enu Petsushimishisu | 1 |
| #4 | Pootaa Kurementsu | 1 |
| #5 | Jennings James R | 1 |
| #6 | Porter Clements | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4517077A | Shaped catalyst particle for use in hydroprocessing of petroleum oils | |
| US4495307A | Shaped catalyst particle for use in hydroprocessing of petroleum oils | |
| US4410443A | Method of dissolving iron oxide-chrome oxide spent shift catalysts to prepare a nitrate solution suitable for use in preparing a new catalyst | |
| US4417997A | Method for recovery of metals from spent iron-chrome shift catalyst and method of forming new catalyst | |
| GB2055602A | Hydrotreating catalyst preparation and process |