TECHINT TECHNOLOGIES INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F27D DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE 421
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS321
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 144
 
  
 
F23G CREMATION FURNACES; CONSUMING WASTE BY COMBUSTION111

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5873959 Adaptive control for reheat furnaceSep 28, 93Feb 23, 99[C21D]
5868566 Sealed and zone rotary grate convection solids processing apparatusOct 01, 97Feb 09, 99[F27B]
5810580 Mixing rabble for a rotary hearth furnaceNov 22, 96Sep 22, 98[F27B]
5421724 Rolls for high temperature roller hearth furnacesDec 16, 93Jun 06, 95[F27D]
5374186 Roll system for roller hearth furnaces for thin slabsJan 19, 94Dec 20, 94[F27D]
5370530 Rolls for high temperature roller hearth furnacesMar 24, 93Dec 06, 94[F27D]
5362230 Rolls for high temperature roller hearth furnacesJan 19, 94Nov 08, 94[F27D]
5173047 Shrouded rabbles for use in rotary hearth furnacesSep 06, 91Dec 22, 92[F23G, F27B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5069158 Hydrostatic bearing support of stripExpiredOct 31, 90Dec 03, 91[B05C]
5015509 Hydrostatic bearing support of stripExpiredMar 27, 90May 14, 91[B05D]
4834650 Sealed rotary hearth furnace with central bearing supportExpiredJun 14, 88May 30, 89[F27B]
4817920 Apparatus for continuous heat treatment of metal strip in coil formExpiredJul 30, 87Apr 04, 89[C21D]
4818222 Sealed rotary hearth furnaceExpiredJun 14, 88Apr 04, 89[F27B]
4741693 Method and apparatus for calcining material containing volatile constituentsExpiredMay 21, 87May 03, 88[F27D]
4724893 Continuous casting starting bar headExpiredApr 26, 85Feb 16, 88[B22D]
4669977 Rotating rabbled roof drying and heating furnaceExpiredMar 25, 86Jun 02, 87[F27B]
4637795 Method and apparatus for calcining material containing volatile constituentsExpiredNov 12, 85Jan 20, 87[F27B, C10B]
4300291 Methods and apparatus for heating particulate materialExpiredMar 17, 80Nov 17, 81[F27B, F26B]
4236318 Methods and apparatus for heating particulate materialExpiredMar 13, 79Dec 02, 80[F26B]
4199549 Method of operating an incineratorExpiredDec 07, 77Apr 22, 80[B01D]
4191529 Furnace for heating solidsExpiredOct 11, 78Mar 04, 80[F27B]
4189312 Weight ratio mixing of volatile containing carbonaceous materials with materials to be treated by the volatiles evolved therefromExpiredJan 11, 78Feb 19, 80[C21B]

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