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ABB STAL AB

Overview
  • Total Patents
    312
About

ABB STAL AB has a total of 312 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Sweden, United States and EPO (European Patent Office). Its main competitors in its focus markets thermal processes, engines, pumps and turbines and environmental technology are ASEA STAL AB, INNOVATIVE ENERGY INC and ABB CARBON AB.

Patent filings per year

Chart showing ABB STAL ABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Braennstroem Roine 29
#2 Braennstroem R 12
#3 Ekbom Ragnar 11
#4 Torstenfelt Ragnar 11
#5 Pillai Krishna K 11
#6 Molnar Antal 10
#7 Kaellberg Lars 9
#8 Kemmer Leif 9
#9 Brannstrom Roine 9
#10 Andersson Karl-Erik 9

Latest patents

Publication Filing date Title
US6231304B1 Outlet device for a flow machine
WO9843007A1 A valve device
CN1200430A Device for rotary machine
CN1193709A DEvice for rotary machine plant, rotary machine plant and method of demounting section of tubular wall
CN1193687A Device for guide blade arranged in rotary machine
US6162013A Steam turbine
SE9701651D0 Device for joining together rotor blades in turbine wheel
SE9700450D0 Valve arrangement comprising valve plate
WO9718407A1 An epicyclic gear and a roller ring
US5971018A Valve device for influencing an overpressurized flow of media
WO9516881A1 Method and apparatus for atomizing liquid fuel
US5544596A Method of supplying coal and sulphur absorbent to a combustor and a power plant in which the method is applied
WO9427032A1 Method and device for separating moisture in a low-pressure turbine
WO9420262A1 Automatic subsequent machining of blades for rotating machines
WO9320334A1 Mounting of axial turbo-machinery
SE9300356D0 Equipment for handling and prodn. of turbine blade
US5464318A Control system for extraction and injection of steam from and into a turbine
US5193337A Method for operating gas turbine unit for combined production of electricity and heat
EP0557382A1 Method and device for alignment of a shaft
SE9102155D0 Device for feeding fluid to flowing gas