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OTTO FEUERFEST GMBH

Overview
  • Total Patents
    46
About

OTTO FEUERFEST GMBH has a total of 46 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets materials and metallurgy, environmental technology and surface technology and coating are UOE KOUSUKE, ANHUI YAOU CERAM CO LTD and LIAONING HANKING GREEN BUILDING MAT CO LTD.

Patent filings per year

Chart showing OTTO FEUERFEST GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Brunk Fred 15
#2 Becker Wolfgang 14
#3 Kunkel Willi 11
#4 Lenz Herwig 7
#5 Koschlig Hans-Joachim 7
#6 Kimiai Holger 6
#7 Hermanski Werner 6
#8 Hartmann Walter 5
#9 Hutter Frank 4
#10 Koschlig Hans-Joachim Dr 4

Latest patents

Publication Filing date Title
DE102004044300A1 Chamber furnace has heating walls spaced from transverse walls in area through which processing gas flows, forming free spaces whose average width is more than half expected thermal change in length of heating wall
DE10124299A1 A method of firing or calcining shaped carbon bodies in an annular furnace and method of making a cover material
DE19504141A1 Process for recycling refractory material
DE4342934A1 Process for recycling refractory material
DE4201490A1 FIRE-RESISTANT MATERIAL FOR ELECTROLYSIS OVENS, METHOD FOR THE PRODUCTION AND USE OF THE FIRE-RESISTANT MATERIAL
DE4128963A1 Fluorine-resistant alumino-silicate refractory material - contains lime component for protective layer formation, used for e.g. lining chambers, electrolytic aluminium@ prodn. vessel, etc.
DE4029382A1 Ceramic foam body mfr. - includes forming dense inner wall cladding to determine flow path of medium flowing through body
DE4029383A1 Foam body mfr. - uses prepd. foam sections to be assembled with carrier layer to form permeable and passage zones
WO9014407A1 Heating chambers in coke ovens and heating process
DE4003599A1 METHOD FOR PRODUCING A CERAMIC FOAM BODY WITH RECESSES OR THROUGH CHANNELS
DE4003598A1 Prodn. of open-cell ceramic foam
DE3739452C1 Coke oven door with ceramic shield structure
DE3705548A1 Silica mortar for refractory masonry
DE3705002A1 SILICONE AND METHOD FOR THE PRODUCTION THEREOF
DE3643605C1 Carrier catalyst, process for its preparation and its use for the reduction of nitrogen oxides
DE3632321C1 Method and device for the production of extruded, molded ceramic molded bodies
DE3632322A1 CATALYST MOLDED BODY AND METHOD AND DEVICE FOR PRODUCING IT