Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Environmentally improved process for bleaching lignocellulosic materials with ozone

Environmentally improved process for bleaching lignocellulosic materials with ozone

US Patent 5164043 · Granted Nov 17, 1992

Estimated economic value: $6,225,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process and apparatus for removing Bronsted acid impurities in binary halides2010
Supplemental filter for an electronic component2003
Process for conditioning ozone gas recycle stream in ozone pulp bleaching2001
Process for conditioning ozone gas recycle stream in ozone pulp bleaching2000
Method for ozone bleaching of high consistency pulp in two stages1999
Pulp bleaching reactor for dispersing high consistency pulp into a gaseous bleac1999
Reduction of salt scale precipitation by control of process stream pH and salt c1997
Reduction of salt scale precipitation by control of process stream pH and salt c1997
Reduction of salt scale precipitation by control of process stream Ph and salt c1996
Reduction of salt scale precipitation by control of process stream Ph and salt c1996
Process for high consistency delignification using a low consistency alkali pret1996
Apparatus for bleaching high consistency pulp with ozone1996