patent · · added 2 months ago
The archive
What’s new
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
Shower Heated by Solar Energy
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patent · · added 2 months ago
Solar power plant
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patent · · added 2 months ago
Solar powered fluid heating system
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patent · · added 2 months ago
Solar heating and evaporation plant
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patent · · added 2 months ago
Evacuated solar collector
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patent · · added 2 months ago
Solar water-heater with integrated storage
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patent · · added 2 months ago
Method and apparatus for trapping heat energy
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patent · · added 2 months ago
SOLAR ENERGY COLLECTION SYSTEM
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patent · · added 2 months ago
Solar collector panel
Machine transcription of the US4258701A patent scan, 11 pages.
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patent · · added 2 months ago
Cosmic and solar ray hot water heater
Machine transcription of the US4187832A patent scan, 4 pages.
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patent · · added 2 months ago
Heat exchangers and solar heating
Machine transcription of the US4184478A patent scan, 5 pages.
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patent · · added 2 months ago
Dual dome structure for obtaining heating through solar energy
Machine transcription of the US4154657A patent scan, 11 pages.
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patent · · added 2 months ago
Solar heating device
Machine transcription of the US4086911A patent scan, 5 pages.
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patent · · added 2 months ago
Solar collector unit
Machine transcription of the US4062346A patent scan, 6 pages.
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patent · · added 2 months ago
Solar heated building structure
Machine transcription of the US4049195A patent scan, 7 pages.
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patent · · added 2 months ago
Combination heat absorber and heat storage system
Machine transcription of the US4026270A patent scan, 4 pages.
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patent · · added 2 months ago
SOLAR ENERGY COLLECTOR
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patent · · added 2 months ago
Solar heat collector with concentric double-walled domes - takes advantage of double dioptric refraction to intensify heat
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patent · · added 2 months ago
Pyramidal energy collector system
Machine transcription of the US4249520A patent scan, 14 pages.
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patent · · added 2 months ago
Solar water heater tank - has hemispherical absorber acting as storage vessel with matt black surface
Machine transcription of the FR2468077A1 patent scan, 8 pages.
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patent · · added 2 months ago
Thermal collector of solar energy adapted for high temperature operation
Machine transcription of the US4029080A patent scan, 12 pages.
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patent · · added 2 months ago
Solar energy collector
Machine transcription of the US4076015A patent scan, 8 pages.
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patent · · added 2 months ago
Solar heat apparatus
Machine transcription of the US3254643A patent scan, 5 pages.
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patent · · added 2 months ago
Solar heating panel
Machine transcription of the US3987783A patent scan, 4 pages.
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patent · · added 2 months ago
Dynamoelectric machine
Machine transcription of the US2553292A patent scan, 11 pages.
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patent · · added 2 months ago
Pyramidal solar heating system
Machine transcription of the US4132221A patent scan, 7 pages.
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patent · · added 2 months ago
Flash evaporation with series arranged with solar heating zone
Machine transcription of the US3511756A patent scan, 6 pages.
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patent · · added 2 months ago
Solar collector comprising an evacuated absorber cover tube
Machine transcription of the US4159706A patent scan, 5 pages.
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patent · · added 2 months ago
Cooking vessel
Machine transcription of the US2764974A patent scan, 4 pages.