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August 2026

• patent · 8 Feb 1983 · added 2 months ago

  Method for heat treating pulverous raw material calcining combustor therefor

  A calcining combustor for the suspension preheater of a rotary kiln cement manufacturing plant having a cooler for the clinker comprises an upright furnace vessel having an outward...

• patent · 31 May 1988 · added 2 months ago

  Shaft kiln utilized for lime production

  A vertical shaft kiln utilized in calcining limestone defines a series of processing zones including an upper preheating zone, a first calcining zone, a second calcining zone havin...

• patent · 23 Jan 1996 · added 2 months ago

  Determination of fuel characteristics

  A method of determining thermophysical or thermochemical parameters of a fuel gas is disclosed which has wide application both as to applicable fuels and applicable parameters. A r...

• patent · 16 Feb 1982 · added 2 months ago

  Process for calcining mineral raw materials in a uniflow regenerative shaft furnace

  Either sulphur-containing raw materials or sulphur-containing fuels may be used in the calcination of mineral raw materials in a calcining furnace, with significant desulphurizatio...

• patent · 1 Jul 1980 · added 2 months ago

  Process and apparatus for calcining limestone

  A method and apparatus for calcining limestone in which limestone is burned continuously in a vertical kiln provided with at least one fuel injector which permits pulsed introducti...

• patent · 3 Oct 1978 · added 2 months ago

  Method and apparatus for controlling burner stoichiometry

  The ratio of fuel to oxidant in a gas mixture to main burners in a furnace, wherein the fuel is of variable composition, is controlled to a predetermined level by burning a portion...

• patent · 13 Jun 1978 · added 2 months ago

  Vertical kiln apparatus

  The apparatus of this invention is a vertical shaft kiln designed for firing aggregate materials. In a specific application the kiln is used to fire limestone aggregate (crushed li...

• patent · 27 Jun 1978 · added 2 months ago

  Process and apparatus for calcining limestone

  A process and apparatus for burning limestone to produce calcined lime in which limestone is burned continuously in a vertical kiln provided with a plurality of fuel injectors whic...

• patent · 15 Jun 1971 · added 2 months ago

  Rotary kiln for shock sintering

  This invention relates to a method of and apparatus for pyroprocessing raw material having a reaction temperature and containing moisture into sinter. The apparatus has a rotary ki...

• patent · 10 Jun 1975 · added 2 months ago

  Monitoring and controlling kiln operation in calcination of coke

  Calcination of petroleum coke in a rotary kiln is monitored by optical pyrometer inspection, inward from the coke discharge end, at a plurality of places spaced longitudinally insi...

• patent · 11 Jan 1977 · added 2 months ago

  Control of vertical heat treating vessels

  Uniform heat treatment of particulate material of nonuniform gradation in a vertical heat treating vessel such as a vertical kiln or retort is affected by regulating the heat input...

• patent · 26 Mar 2019 · added 2 months ago

  Flux focusing arrangement for permanent magnets, methods of fabricating such arrangements, and machines including such arrangements

• patent · 16 Sep 2025 · added 2 months ago

  Rotating electrical machine, set of such machines, and associated boat and rolling mill

• patent · 28 Nov 2023 · added 2 months ago

  Electric motor stack with integral one-piece gearbox input shaft

• patent · 27 Aug 2024 · added 2 months ago

  Generator and method for disassembling a generator of a directly driven wind turbine

• patent · 17 Jun 2021 · added 2 months ago

  Generator and method for disassembling a generator of a directly driven wind turbine

• patent · 9 Apr 2019 · added 2 months ago

  Devices and methods for magnetic flux return optimization in electromagnetic machines

• patent · 25 Feb 2020 · added 2 months ago

  Methods and apparatus for segmented machines having mechanically and electrically removable machine segments

• patent · 19 Mar 2013 · added 2 months ago

  Flux focusing arrangement for permanent magnets, methods of fabricating such arrangements, and machines including such arrangements

• patent · 23 Feb 2016 · added 2 months ago

  Flux focusing arrangement for permanent magnets, methods of fabricating such arrangements, and machines including such arrangements

• patent · 25 Oct 2016 · added 2 months ago

  Method for assembling a segmented electrical machine while maintaining gaps between segments

• patent · 31 Dec 2024 · added 2 months ago

  Electric devices, generators, and motors

• patent · 8 Sep 2015 · added 2 months ago

  Rotary motor actuator and horizontal axis wind turbine

• patent · 2 Nov 2010 · added 2 months ago

  Electrical generator for wind turbine

• patent · 12 Sep 2017 · added 2 months ago

  Segmented stator for an axial field device

• patent · 11 Sep 2012 · added 2 months ago

  Wind turbine generator and maintenance method thereof

• patent · 7 Nov 2017 · added 2 months ago

  Sectionalized electromechanical machines having low torque ripple and low cogging torque characteristics

• patent · 12 Feb 2013 · added 2 months ago

  Electrical generator for wind turbine

• patent · 29 Dec 2011 · added 2 months ago

  Wind or water energy installation

• patent · 10 Feb 2015 · added 2 months ago

  Wind-driven or hydro-electric power plant