| Patent Number |
Title Of Patent |
Date Issued |
| D431146 |
Liquor treating apparatus |
September 26, 2000 |
| 6113739 |
Process for washing gas formed by gasifying black liquor |
September 5, 2000 |
| 6110323 |
Methods of refining agricultural residues to absorbent cellulose, xylose, and plant nutrient liq... |
August 29, 2000 |
| 6103057 |
Kraft digesting process wherein a vapor interface is formed by withdrawing hot cooking liquor |
August 15, 2000 |
| 6090240 |
Method of inhibiting scaling in black liquor evaporators |
July 18, 2000 |
| D427908 |
Liquor bottle |
July 11, 2000 |
| 6071377 |
Process for obtaining flue gases with low content of NO.sub.x in a black liquor recovery boiler |
June 6, 2000 |
| 6063238 |
Black liquor impregnation in digester |
May 16, 2000 |
| 6039782 |
Preparing organic powder by anaerobically treating fermentation waste fluid and aerobically trea... |
March 21, 2000 |
| 6036817 |
Composition containing a polymethylalkyl siloxane for enhancing white liquor penetration into wo... |
March 14, 2000 |
| 6030113 |
Mixing apparatus and method for mixing black liquor from cellulose production with ash from flue... |
February 29, 2000 |
| 6030492 |
Impregnation of cellulose-containing material with black liquor in a single vessel digester |
February 29, 2000 |
| 6030493 |
Process for recovering chemicals and energy from cellulose spent liquor using multiple gasifiers |
February 29, 2000 |
| 6026952 |
Liquor and cigar combination pack |
February 22, 2000 |
| 6027609 |
Pulp-mill recovery installation for recovering chemicals and energy from cellulose spent liquor ... |
February 22, 2000 |
| 6024833 |
Process for removing metals and recovering a chelating agent from a bleach plant waste liquor |
February 15, 2000 |
| 6019034 |
Apparatus for treatment of liquor |
February 1, 2000 |
| D418715 |
Liquor pot |
January 11, 2000 |
| 6007636 |
Method to recycle an aqueous acidic liquor used for depolymerization of cellulose |
December 28, 1999 |
| 5997693 |
Stock liquor pressure pulsation absorbing apparatus and method |
December 7, 1999 |
| 5992337 |
Methods of improving productivity of black liquor recovery boilers |
November 30, 1999 |
| 5984987 |
Black liquor gasification process |
November 16, 1999 |
| 5986219 |
Method of inventorying liquor |
November 16, 1999 |
| 5972165 |
Method of producing oxidized white liquor using dregs containing carbon particles |
October 26, 1999 |
| 5944950 |
Process for the final evaporation of black liquor |
August 31, 1999 |
| 5925216 |
Method of continuous pulping in a digester with high black liquor usage in the impregnation stag... |
July 20, 1999 |
| 5919502 |
Compound liquor |
July 6, 1999 |
| 5901527 |
Wedge splash plate for kraft recovery furnace black liquor burners |
May 11, 1999 |
| 5902560 |
Method for inhibiting precipitation of sodium oxalate in a Bayer process liquor |
May 11, 1999 |
| 5900112 |
Method of reducing the viscosity of a black liquor using thiocyanate salt |
May 4, 1999 |
| 5897904 |
Method for the production of high proof liquor |
April 27, 1999 |
| 5895507 |
Diesel or dual-fuel engine and black liquor gasifier combined cycle |
April 20, 1999 |
| 5879511 |
Recovery boiler operation with black liquor feed in separate liquid stream and solid stream |
March 9, 1999 |
| 5868805 |
Process for integrated evaporation and gasification of spent liquor from cellulose cooking |
February 9, 1999 |
| 5855622 |
Hydrogen peroxide-containing bleach liquor and bleaching method thereby |
January 5, 1999 |
| 5843316 |
Method of separating sodium hydroxide from white liquor or polysulfide liquor using diffusion di... |
December 1, 1998 |
| 5814189 |
Method for gasifying cellulose spent liquor to produce superheated steam and green liquor of low... |
September 29, 1998 |
| 5787720 |
Method and device for pre-cooling brewing liquor |
August 4, 1998 |
| 5787735 |
Bleach liquor recovery system |
August 4, 1998 |
| 5788812 |
Method of recovering furfural from organic pulping liquor |
August 4, 1998 |
| 5788813 |
Clarifying and/or filtering of green liquor and an apparatus therefore |
August 4, 1998 |
| 5778635 |
Machine for applying heat-sealable pilferproof disks to bottles of wine liquor beverages in gene... |
July 14, 1998 |
| 5778763 |
Apparatus and process for treating bottled liquor |
July 14, 1998 |
| 5776426 |
Treatment of solid material containing fluoride and sodium including mixing with caustic liquor ... |
July 7, 1998 |
| 5773056 |
High cocoa/chocolate liquor syrups with improved flow properties |
June 30, 1998 |
| 5773590 |
Methods of separating lignin solids and black liquor from tall oil fatty acids |
June 30, 1998 |
| 5770164 |
Clear liquor organic acid flue gas desulfurization system |
June 23, 1998 |
| 5762005 |
Wedge splash plate for kraft recovery furnace black liquor burners |
June 9, 1998 |
| 5759345 |
Process for treating sulphur-containing spent liquor using multi-stage carbonization |
June 2, 1998 |
| 5752994 |
Black liquor gasifier |
May 19, 1998 |
