John A Fleck
Inventor
Stats
- 4 US patents issued
- 4 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 4 US Patents Issued
- 4 US Applications Filed
- 60 Total Citation Count
- Nov 7, 1994 Most Recent Filing
- Jun 15, 1979 Earliest Filing
Work History
Patent Owner | Applications Filed | Year |
---|---|---|
Champion International Corporation | 1
| 1994
|
INTERNATIONAL PAPER COMPANY | 1
1 | 1988
1993 |
WEYERHAEUSER COMPANY | 1
| 1979
|
Inventor Addresses
Address | Duration |
---|---|
Everett, WA | Sep 08, 81 - Sep 08, 81 |
Roswell, GA | Sep 19, 89 - Sep 19, 89 |
West Chester, OH | Dec 31, 96 - Dec 31, 96 |
Westchester, OH | Dec 29, 98 - Dec 29, 98 |
Technology Profile
Technology | Matters | |
---|---|---|
D21C: | PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR | 3 |
D21D: | TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE | 1 |
Patents / Publication
Patents / Publication # | Year of Publication / Issued | Title | Citations |
---|---|---|---|
5853535 | 1998 | Process for manufacturing bleached pulp including recycling | 12 |
5589036 | 1996 | Controlling pulp flow in an upflow pulp treatment tower | 0 |
4867846 | 1989 | Apparatus for feeding wood chips to a treatment bin | 12 |
4288288 | 1981 | Apparatus for mixing chemicals into pulp at a refiner inlet | 10 |
We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level.
>
Upgrade to our Level for up to -1 portfolios!.