Railtech International

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 346
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 390
 
  
 
E01B PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS 220
 
  
 
B22C FOUNDRY MOULDING 127
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
F23Q IGNITION 116

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9163360 Method and device for the aluminothermic welding of railsOct 14, 11Oct 20, 15[B23K, E01B, B22D, B22C]
8656984 Mold for direct-cast aluminothermic weldingNov 19, 08Feb 25, 14[B22D]
8324536 Device for igniting an alumino-thermal composition, crucible containing same and related methodsFeb 18, 08Dec 04, 12[B23K, F23Q]
7717286 Crucible cover for aluminothermic reactionAug 12, 03May 18, 10[B65D]
7641168 Mould for aluminothermic welding of railway rails, at least one of which is wornMay 22, 07Jan 05, 10[B23K]
6152349 Welding mold and preheating device intended to cooperate with the welding moldJul 06, 98Nov 28, 00[B23K, B22D, E01B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6536104 METHOD OF FABRICATING AND A METHOD OF RENOVATING AN ELECTRICAL POWER SUPPLY RAIL, A CARRIAGE FOR CARRYING OUT THE METHODS, A RAIL MOUNTING BODY AND A RAIL WEAR PLATE FOR USE IN THE FABRICATION METHOD, AND AN ELECTRICAL POWER SUPPLY RAIL OBTAINED BY THE METHODExpiredJan 10, 01Mar 25, 03[H05K]

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