ECONAECONA — publication scope
By the owner’s explicit decision of 27 October 2026, images, diagrams, specifications and calculations have been restored. Materials.
These are research records with historical assumptions and unverified parameters, not documentation approved for construction, operation or certification. Detailed CAD models, operational files and secrets remain private. Private archives and the complete engineering history have not been opened.
ECONA is developed as an independent research and design project informed by modern technologies. This is not a claim of originality of every component, patent clearance or verified offshore suitability. Sources, provenance and mandatory licences are preserved.