KHD Humboldt Wedag AG

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 464
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS420
 
  
 
B01D SEPARATION 2132
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 134
 
  
 
B03B SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS 18
 
  
 
B04C APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES 112
 
  
 
B07B SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, OR SIFTING OR BY USING GAS CURRENTS; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL 120
 
  
 
E04H BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL 129
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 190
 
  
 
F16H GEARING199

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
7571815 Sieve jiggerNov 19, 03Aug 11, 09[B03B]
7300007 Circulating grinding plant comprising a mill and a sifterMay 14, 03Nov 27, 07[B02C]
7021013 Compensator for compensating thermal expansionsFeb 10, 00Apr 04, 06[E04H]
6875267 Process and device for feeding dispersible solid fuels into the calcinator of a cement clinker production lineNov 08, 02Apr 05, 05[C04B]
6666680 Multi-train installation for the production of cement clinker from raw mealSep 30, 02Dec 23, 03[F27B]
6626662 System for manufacturing cement clinkerJan 22, 03Sep 30, 03[C04B]
6524099 Method and apparatus for thermal treatment of mealy raw materialsFeb 22, 01Feb 25, 03[F27B]
6517597 Insertion element subject to thermal stress and wear, in particular, a segment for the assembly of a segmented cyclone dip tubeMay 11, 01Feb 11, 03[B01D]
6447598 Process for the thermal treatment of meal-form raw materialsDec 13, 00Sep 10, 02[C04B]
6444026 Process for the production of cement clinker in the rotary kiln intake chamberNov 10, 00Sep 03, 02[C04B]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6884064 Burner mechanism for a rotary kilnExpiredNov 12, 03Apr 26, 05[F27B]
6855302 Method for emission control of dioxin and/or furan waste gas pollutants in a cement clinker production lineExpiredNov 13, 02Feb 15, 05[C04B, F27B, B01J]
6845867 Classifier for the classification of granular materialExpiredAug 13, 02Jan 25, 05[B07B]
6695911 Method and installation for production of cement clinkerExpiredApr 15, 02Feb 24, 04[C04B]
6691628 Method and apparatus for thermal processing of powder raw materialsExpiredSep 04, 02Feb 17, 04[F23G, F23J, F23K]
6666394 Milling installationExpiredOct 19, 00Dec 23, 03[B02C]
6655617 Drive system for a tube millExpiredMar 21, 02Dec 02, 03[B02C]
6652272 Device for sluicing a hot meal-form materialExpiredJan 10, 03Nov 25, 03[F27B]
6595772 Method and apparatus for the thermal treatment of mealy raw materialsExpiredMay 03, 00Jul 22, 03[F27B]
6557790 Circuit grinding apparatus with high-pressure roller mill and sifterExpiredDec 20, 01May 06, 03[B02C]
6523767 Grinding roller and method for the manufacture thereofExpiredAug 14, 00Feb 25, 03[B02C]
6508420 Method and device for two-stage classification of granular materialExpiredMar 02, 01Jan 21, 03[B02C]
6484416 Apparatus for producing cement clinkerExpiredJun 27, 00Nov 26, 02[F26B]
6467967 Shoe bearing for rotary drums such as for example tube millsExpiredMay 24, 01Oct 22, 02[F16C]
6468075 Apparatus for thermal processing of raw material in meal formExpiredJun 18, 01Oct 22, 02[F27B]
6461153 Method for desulfurization of off-gases of a system for the manufacture of cement clinkerExpiredAug 15, 01Oct 08, 02[C04B]
6415998 Circuit grinding apparatus with high pressure roller mill and sifterExpiredOct 10, 00Jul 09, 02[B02C]
6382963 Grate coolerExpiredMar 26, 01May 07, 02[F27D]
6299081 Tube millExpiredMar 09, 00Oct 09, 01[B02C]
6203202 Method for monitoring and controlling the operation of rotary drums borne on sliding blocks and a sliding block bearing thereforExpiredJul 13, 99Mar 20, 01[F16C]

View all patents..

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!.