patent · · added 2 months ago
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Everything the archive has gained lately, newest first. Also as a feed for whatever you read feeds with.
August 2026
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patent · · added 2 months ago
Method of and apparatus for driving an ultrasonic transducer including a phase locked loop and a sweep circuit
A method and a circuit for stably driving an ultrasonic transducer by sweeping, as a first step of starting the oscillation, the oscillating frequency over a range wider than a PLL...
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patent · · added 2 months ago
Trypanosoma cruzi heparin-binding protein and antibodies thereto
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patent · · added 2 months ago
A system and method of hydrogen and oxygen production
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patent · · added 2 months ago
Fracture cell apparatus
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patent · · added 2 months ago
Hybrid solar reactor and heat storage system
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patent · · added 2 months ago
Magnifying Lens Solar Engery
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patent · · added 2 months ago
Water tank for use with a solar air conditioning system
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patent · · added 2 months ago
Thermal energy storage systems and methods
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patent · · added 2 months ago
Method for modeling fluid flow over porous blocks
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patent · · added 2 months ago
Solar Power Plant
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patent · · added 2 months ago
Energy storage systems
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patent · · added 2 months ago
Heat storage type heater and method of controlling input and output of heat of the same
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patent · · added 2 months ago
Thermal energy storage systems and methods
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patent · · added 2 months ago
Heat storage device
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patent · · added 2 months ago
Energy recovery assembly, energy recovery ventilation system comprising an energy recovery assembly and method of operation for same
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patent · · added 2 months ago
Method for storing and releasing heat
Machine transcription of the US2856506 patent scan, 7 pages.
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patent · · added 2 months ago
Heat sink vessel
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patent · · added 2 months ago
Heat storage device
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patent · · added 2 months ago
Thermal energy storage systems and methods
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patent · · added 2 months ago
Energy storage systems
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patent · · added 2 months ago
Method for modeling fluid flow over porous blocks
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patent · · added 2 months ago
Phase change material storage heater
A storage heater for storing heat and for heating a fluid, such as water, has an enclosure defining a chamber therein. The chamber has a lower portion and an upper portion with a h...
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patent · · added 2 months ago
Energy storage systems
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patent · · added 2 months ago
Energy storage systems
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patent · · added 2 months ago
Double-layer heterogeneous medium modular high-performance heat storage device and control method thereof
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patent · · added 2 months ago
Heat storage type heater and method of controlling input and output of heat of the same
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patent · · added 2 months ago
Apparatus for electrically heating water, air, or other medium by means of a heat-magazine.
Machine transcription of the US1069949 patent scan, 5 pages.
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patent · · added 2 months ago
Method and apparatus for thermal energy storage
Methods and apparatus for extracting stored thermal energy using a combined internal and external melt cycle are disclosed. The present invention relates, in one aspect, to a heat...
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patent · · added 2 months ago
Apparatus for solar water heating
A solar water heating system comprises a solar collector having coils consisting of several stages, some of the coils having transparent covers having different heat insulation eff...