What’s new

August 2026

• patent · 1 Feb 2000 · added 2 months ago

  Spark plug for internal combustion engine

  A spark plug is described incorporating a metal hydride in one of its electrodes thereby being able to generate plasma or ionization in the spark gap for ignition of the fuel mixtu...

• patent · 24 Jan 2017 · added 2 months ago

  Exhaust gas control device of gas engine

• patent · 18 Feb 2016 · added 2 months ago

  Exhaust gas control device of gas engine

• patent · 25 Apr 1995 · added 2 months ago

  Electronically controlled continuous flow fuel system

  An electronically controlled fuel system for use with a continuous, non-cyclical process has a fuel manifold to which pressurized fuel from a source is supplied and through which t...

• patent · 12 May 1959 · added 2 months ago

  Method and apparatus for making positive battery plates

  Machine transcription of the US2886620 patent scan, 5 pages.

• patent · 18 Feb 2014 · added 2 months ago

  Direct exchange geothermal refrigerant power advanced generating system

  A single closed loop direct exchange geothermal power production system that utilizes a refrigerant working fluid in at least one of three primary designs to generate electrical po...

• patent · 6 Jul 2016 · added 2 months ago

  Termal energy storage comprising an expansion space

• patent · 19 Sep 2019 · added 2 months ago

  Thermal-energy exchange and storage system

• patent · 24 Nov 2015 · added 2 months ago

  Energy storage device

• patent · 17 Nov 2016 · added 2 months ago

  Device comprising a receptacle for storing a liquid

• patent · 26 Oct 2021 · added 2 months ago

  Thermal-energy exchange and storage system

• patent · 22 Oct 2019 · added 2 months ago

  Mixing container of a latent heat storage unit and method for the operation thereof

• patent · 17 Oct 2017 · added 2 months ago

  Energy storage arrangement having tunnels configured as an inner helix and as an outer helix

• patent · 21 Nov 2017 · added 2 months ago

  Thermal energy storage with an expansion space

• patent · 4 Feb 2016 · added 2 months ago

  Thermal energy storage including expansion space

• patent · 23 May 2017 · added 2 months ago

  Method for operating an arrangement for storing thermal energy

• patent · 21 Sep 2023 · added 2 months ago

  System and methods for enhanced thermal syphoning

• patent · 8 May 2014 · added 2 months ago

  Termal energy storage comprising an expansion space

• patent · 13 Dec 2016 · added 2 months ago

  Thermal energy storage system comprising a combined heating and cooling machine and a method for using the thermal energy storage system

• patent · 18 Jan 2018 · added 2 months ago

  Mixing container of a latent heat storage unit and method for the operation thereof

• patent · 30 Aug 2022 · added 2 months ago

  Combination photovoltaic and thermal energy system

• patent · 14 Jul 2015 · added 2 months ago

  Energy chassis and energy exchange device

  Systems, methods and devices for utilizing an energy chassis device designed to sense, collect, store and distribute energy from where it is available using devices that harvest or...

• patent · 11 Aug 2015 · added 2 months ago

  Thermal conductive cylinder installed with U-type core piping and loop piping

  The present invention relates to a thermal conductive cylinder installed with U-type core piping and loop piping for being installed within natural thermal storage body or artifici...

• patent · 13 Nov 2012 · added 2 months ago

  Two-concentric pipe system to heat fluids using the earth's interior thermal energy (deep)

  A method and apparatus for heating fluids using the Earth's inner heat to generate power and desalinate water. Fluids include fresh water and sea water to be desalinized. The metho...

• patent · 19 Nov 2013 · added 2 months ago

  Two material phase change energy storage system

  An energy storage and transfer system and method includes the use of a containment vessel holding a first solid/liquid phase change heat transfer medium and at least one second con...

• patent · 11 Dec 2012 · added 2 months ago

  Heat accumulator with insulated double tube structure

  A heat accumulator includes a thermally insulated heat storage vessel having an opening formed in a bottom wall thereof, a quantity of heat accumulating medium arranged within the...

• patent · 25 Mar 2014 · added 2 months ago

  Power generation system

  A geothermal power system for production of power, and in particular electrical energy, utilizing naturally occurring geothermal energy sources and a method for identifying and con...

• patent · 24 Nov 2009 · added 2 months ago

  Power generation system

  A geothermal power system for production of power, and in particular electrical energy, utilizing naturally occurring geothermal energy sources and a method for identifying and con...

• patent · 26 Jul 2011 · added 2 months ago

  Geothermal power generation system and method for adapting to mine shafts

  A geothermal power system for production of power, and in particular electrical energy, utilizing naturally occurring geothermal energy sources and a method for identifying and con...

• patent · 4 Mar 2014 · added 2 months ago

  Geothermal air-conditioner device

  The present invention is directed to provide a geothermal air-conditioner device utilising the earth's temperature and electrical field for processing—preheating, cooling and purif...