WM REFRACTORIES, S. DE R.L.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
2301 FLUID DISTRIBUTION EQUIPMENT248
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS173
 
  
 
F16M FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACHINES OR APPARATUS, NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS OR SUPPORTS134

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9752588 Molten metal impeller and shaftDec 29, 16Sep 05, 17[F04D]
D788891 Shaft for connecting to a degas couplerMay 13, 16Jun 06, 17[2301]
D785143 Shaft end for connecting to a degas couplerDec 14, 15Apr 25, 17[2301]
8137023 Coupling assembly for molten metal pumpFeb 14, 08Mar 20, 12[B65G]
7828261 Post mounting assembly and method for molten metal pumpMay 14, 09Nov 09, 10[F16M]
6439860 Chambered vane impeller molten metal pumpNov 20, 00Aug 27, 02[F04B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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