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THYSSEN NIEDERRHEIN AG

Overview
  • Total Patents
    217
About

THYSSEN NIEDERRHEIN AG has a total of 217 patent applications. Its first patent ever was published in 1967. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets materials and metallurgy, thermal processes and measurement are SALZGITTER HUETTENWERK AG, HUTTENWERK SALZGITTER AG and CENTRE NAT RECH METALL.

Patent filings per year

Chart showing THYSSEN NIEDERRHEIN AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Grewer R 19
#2 Rommerswinkel Heinrich-Wilhelm 16
#3 Hickmann H 14
#4 Richter Helmut 14
#5 Wendorff Jochen 14
#6 Spetzler Edgar 14
#7 Richter H 13
#8 Spetzler E 12
#9 Klapdar Wilhelm 12
#10 Grewer Rudolf 11

Latest patents

Publication Filing date Title
US4123258A Process for the production of steel with increased ductility and for the desulfurization of a steel melt
JPS5321979A Ultrasonic inspecting head for continuously inspecting strips by using lambert wave pluse echo method
FR2358659A1 Ultrasonic travelling head self centering mechanism - has complementary rack and pinion system with counter-acting hydraulic rams
FR2358701A1 COUPLING LIQUID SUPPLY CONTROL DEVICE FOR ULTRA-SOUND CONTROL HEAD
US4067730A Process for the production of steel with increased ductility
DE2635904A1 DEVICE FOR SUPPLYING WATER TO AN ULTRASONIC PROBE
DE2632323A1 DEVICE FOR ULTRASOUND TESTING OF PLATE-SHAPED BODIES, IN PARTICULAR TIN STRIP, ACCORDING TO THE IMPULSE-ECHO METHOD WITH LAMBWAVES
ATA360676A Method for pre-treating a steel melt and forcasting the pre-treated steel melt in the strand
DE2526201A1 Heat treatment furnace for long thick plates - with forced recirculation of hot gases to fresh gas burners
DE2522481B1 Burner for heating molten iron transporter in steelworks - contains ring of tubular combustion chambers and branched outlet
SU648120A3 Method and plant for treating liquid steel
US3948646A Method of direct reduction of iron ores
DE2419176A1 PROCESS FOR ADDING ALKALINE EARTH TREATMENT AGENTS IN STEEL MELT
DE2419070A1 METHOD FOR PRODUCING STEEL WITH INCREASED TOUGH PROPERTIES
US3891196A Apparatus for treating a melt
ATA1036373A Device for putting fine grain treatment agents in steel melts
IE38486L Device for the continuous ultrasonic examination of rolled strip
US3880306A Method of charging a shaft furnace
IE38485L Device for continuous ultrasonic testing of rolled strip
IE38287L Device for the continuous ultrasonic testing of metal strip