Refratechnik Holding GmbH

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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 1652
 
  
 
F23M CONSTRUCTIONAL DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR 214
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 122
 
  
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 117

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0122,248 FIREPROOF PRODUCT CONTAINING GRAPHITE, METHOD FOR PRODUCING SAID PRODUCT, AND USE OF SAID PRODUCTApr 30, 14May 05, 16[C04B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9862645 Fireproof product containing graphite, method for producing said product, and use of said productApr 30, 14Jan 09, 18[C04B]
9809498 Refractory coarse ceramic product and method for producing the same and its useOct 21, 14Nov 07, 17[C04B]
9403728 Flame-retardant product and use thereofMay 23, 13Aug 02, 16[C04B, F27D]
9382161 Process using non-fired refractory products as a lining of large-volume industrial furnaces and industrial furnaces lined with the non-fired refractory productsMay 30, 14Jul 05, 16[C04B, F23M, F27D]
8193110 Refractory carbon-bonded magnesia brick and process for producing itFeb 26, 08Jun 05, 12[C04B]
8030236 Fire-resistant ordinary ceramic batch, and fire-resistant product therefromFeb 06, 07Oct 04, 11[C04B]
7632770 Industrial ceramic shaped body and process for producing sameDec 29, 03Dec 15, 09[C04B]
7594948 Covering means for a top slag, method for the production thereof and use of the covering meansSep 29, 03Sep 29, 09[C21C]
7459210 Granulated raw material for refractory products and also a process for the production of and use of the granulated raw materialDec 10, 04Dec 02, 08[B32B]
6887810 Synthetic, refractory material for refractory products, and process for producing the productMay 26, 04May 03, 05[C04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0280,413 REFRACTORY CARBON-BONDED MAGNESIA BRICK AND PROCESS FOR PRODUCING ITAbandonedMay 07, 12Nov 08, 12[C01F]
2004/0207,132 Resistor for refractory shaped bodies, and shaped bodies derived therefromAbandonedMay 18, 04Oct 21, 04[C04B]
2004/0204,305 Refractory shaped body with increased alkali resistanceAbandonedApr 28, 04Oct 14, 04[C04B]
6740612 Resistor for refractory shaped bodies, and shaped bodies derived therefromExpiredApr 03, 02May 25, 04[C04B]
2002/0119,885 Refractory shaped body with increased alkali resistanceAbandonedFeb 26, 02Aug 29, 02[C04B]

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