Average Co-Inventor Count = 1.08
ph-index = 5
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Chemrec Aktiebolag (8 from 14 patents)
2. Kvaerner Pulping Ab (7 from 109 patents)
3. Kamyr Ab (6 from 66 patents)
4. Other (1 from 832,718 patents)
5. Kvaerner Pulping Aktiebolag (1 from 8 patents)
6. Gotaverken Energy Aktiebolag (1 from 3 patents)
7. Chemrec Ab (1 from 2 patents)
25 patents:
1. 7217302 - Process for cooling solid and gaseous material during gasification of spent liquor
2. 6790246 - Apparatus for gasification of spent liquor
3. 6780211 - Device for gasification of spent liquor
4. 6500301 - Apparatus for gasification of spent liquor
5. 6336994 - Totally chlorine free bleaching process using recovered filtrate
6. 6238468 - Quench vessel
7. 6113739 - Process for washing gas formed by gasifying black liquor
8. 6062547 - Quench vessel for recovering chemicals and energy from spent liquors
9. 6030493 - Process for recovering chemicals and energy from cellulose spent liquor
10. 6027609 - Pulp-mill recovery installation for recovering chemicals and energy from
11. 5976321 - Process for making sulfur enhanced undigested cellulosic fiber material
12. 5868805 - Process for integrated evaporation and gasification of spent liquor from
13. 5660685 - Gasifying black liquor with recycling of generated hydrogen sulphide gas
14. 5556602 - Device in a reactor for gasifying spent liquor
15. 5486269 - Gasification of carbonaceous material in a reactor having a gasification