works · updated 2026-08-01

US Patent 4,293,030

volatility: cold

Rambach/Ormat Turbines 1981 patent documenting a pure passive dual-thermosiphon loop cooling a ~2 cubic meter telecom shelter — the closest real precedent for miniature thermosiphon scaling.

Rambach/Ormat Turbines 1981 patent documenting a pure passive dual-thermosiphon loop cooling a ~2 cubic meter telecom shelter — the closest real precedent for miniature thermosiphon scaling.