KAMYR AB

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D21C PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE- CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR226
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 146
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS173

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5628872 Method for bleaching pulp with hydrogen peroxide recovered from cellulosic spent liquorApr 10, 95May 13, 97[D21C]
5470437 Digester for cooking pulp having staggered screensJul 16, 93Nov 28, 95[D21C]
5366347 Suspension pump with built-in variably eccentric liquid ring pumpJun 14, 93Nov 22, 94[F04C, F04D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6004364 Separation deviceExpiredFeb 07, 96Dec 21, 99[B01D]
5407103 Apparatus for discharging particle materialExpiredSep 09, 93Apr 18, 95[B65G]
D354063 Chute connection to a pulp pumpExpiredNov 01, 93Jan 03, 95[]
5366288 Apparatus for mixing a suspension of cellulosic fibrous material and fluidExpiredSep 09, 93Nov 22, 94[B01F]
4675033 Apparatus for separating gas from a fibre suspensionExpiredFeb 19, 86Jun 23, 87[B01D]
4673330 Method for control of the function of a centrifugal pumpExpiredSep 18, 85Jun 16, 87[F01D, B01D]
4559104 Apparatus for discharging materialExpiredAug 27, 84Dec 17, 85[D21F, G01F]
4231881 Pulp screen deviceExpiredDec 29, 78Nov 04, 80[B01D]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

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!.