| Patent Number |
Title Of Patent |
Date Issued |
| 7351306 |
Cooking of cellulose pulp in a cooking liquor containing pre-evaporated black liquor |
April 1, 2008 |
| 7345173 |
Work-up of the mother liquor obtained in the preparation of high-purity triethylenediamine |
March 18, 2008 |
| 7334516 |
Aging device for liquor or wine |
February 26, 2008 |
| 7326808 |
Polycarboxylic acid production system employing cooled mother liquor from oxidative digestion as... |
February 5, 2008 |
| 7291245 |
Process for causticizing green liquor in chemical recovery from black liquor in alkaline pulping |
November 6, 2007 |
| 7282151 |
Process for removal of impurities from mother liquor in the synthesis of carboxylic acid using p... |
October 16, 2007 |
| 7270726 |
Method for the production of green liquor |
September 18, 2007 |
| 7270725 |
Pretreatment of chips with white liquor prior to a treatment with black liquor |
September 18, 2007 |
| 7217302 |
Process for cooling solid and gaseous material during gasification of spent liquor |
May 15, 2007 |
| 7214216 |
Drainage chamber for collecting body fluids, in particular liquor |
May 8, 2007 |
| 7114509 |
Dishwashing machine with improved washing liquor distribution valve |
October 3, 2006 |
| 7105076 |
Gas phase continuous digester having an inverted top separator with liquor injection |
September 12, 2006 |
| 7077931 |
Method and bleaching line with a main conduit for wash liquor |
July 18, 2006 |
| 7074251 |
Malt extract or spent grain liquor based fertilizer |
July 11, 2006 |
| D521304 |
Liquor dispenser |
May 23, 2006 |
| 7011757 |
Process for recycling mixed liquor with dual-use jet recirculation pumps to provide highly effic... |
March 14, 2006 |
| 6981600 |
Tamper evident closure for bottles of quality liquor |
January 3, 2006 |
| 6966121 |
External gauge for liquor inventory control |
November 22, 2005 |
| 6955743 |
Method for producing furfural, acetic acid and formic acid from spent pulp-cooking liquor |
October 18, 2005 |
| 6939439 |
Batch process for producing chemical pulp by removing and reintroducing calcium-containing spent... |
September 6, 2005 |
| 6887345 |
Process and device for evaporating liquids, for example black liquor from cellulose cooking, whi... |
May 3, 2005 |
| 6874449 |
Black liquor gun |
April 5, 2005 |
| 6866748 |
Process for preparing polysulfides using clarified white liquor |
March 15, 2005 |
| 6830696 |
Treatment of spent pulping liquor with lignin separation to recover alkali pulping chemicals in ... |
December 14, 2004 |
| 6811991 |
Method for measuring concentration of a cleaning agent in a wash liquor |
November 2, 2004 |
| 6802965 |
Apparatus for removing hydrogen peroxide from spent pickle liquor |
October 12, 2004 |
| 6799526 |
Methods of improving productivity of black liquor recovery boilers |
October 5, 2004 |
| 6793809 |
Pipe system for receiving and transporting lime sludge from a white liquor filter |
September 21, 2004 |
| 6790246 |
Apparatus for gasification of spent liquor |
September 14, 2004 |
| 6780211 |
Device for gasification of spent liquor |
August 24, 2004 |
| 6773546 |
Black liquor removed from pulp |
August 10, 2004 |
| 6767729 |
Enzyme liquor and process for producing the same enzyme preparation protease preparations and pr... |
July 27, 2004 |
| 6761799 |
Method and arrangement for combusting black liquor |
July 13, 2004 |
| 6748752 |
Apparatus and method for weak liquor flow control in aqua-ammonia absorption cycles |
June 15, 2004 |
| 6746614 |
Method for removing hydrogen peroxide from spent pickle liquor |
June 8, 2004 |
| 6722130 |
Method of producing process steam from a black liquor |
April 20, 2004 |
| 6705330 |
Dishwashing machine with liquor distribution valve |
March 16, 2004 |
| 6691358 |
Oxidized white liquor in an oxygen delignification process |
February 17, 2004 |
| 6685819 |
System and method for removing a solution phase metal from process liquor |
February 3, 2004 |
| 6642396 |
Process for the production of furfural from lignosulphonate waste liquor |
November 4, 2003 |
| 6632327 |
Process for treating spent, waste, alkaline digestion liquor from paper pulping operations and p... |
October 14, 2003 |
| 6632912 |
Process for preparing a black liquor-phenol formaldehyde thermoset resin |
October 14, 2003 |
| 6627430 |
Cultivation of zygomycetes from spent sulfite liquor |
September 30, 2003 |
| 6619492 |
Security closure for bottles of liquor and the like |
September 16, 2003 |
| 6610519 |
Solid phytase composition stabilized with lactic acid provided by corn steep liquor |
August 26, 2003 |
| 6598419 |
Storehouse of liquor |
July 29, 2003 |
| 6589427 |
Process for treatment of mixture of spent wash from distillery and black liquor from pulp and pa... |
July 8, 2003 |
| 6589492 |
Process for recovering catalyst components from a mother liquor of liquid phase oxidation |
July 8, 2003 |
| 6582554 |
Continuous digester having a sectioned top separator with multiple liquor extraction ports |
June 24, 2003 |
| 6578529 |
Arrangement for feeding black liquor into a recovery boiler |
June 17, 2003 |
