Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809144 | Resin compositions, method of producing resin compositions and filler blends for use in resin compositions | Anne Linnebo, Bjorn Sandelin | 2004-10-26 |
| 4931098 | Method for adding silica fume to dry shotcrete mixture | Eike Herfurth | 1990-06-05 |
| 4465569 | Method of producing zinc from chloride solutions which contain chiefly iron, copper and zinc | Arne Bjune, Gunnar H. Boe | 1984-08-14 |
| 4421616 | Method of producing zinc from chloride solutions which contain chiefly iron, copper and zinc | Arne Bjune, Gunnar H. Boe | 1983-12-20 |