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- Google Patents
MX9306691A - Sistema de colocacion de tuberia subterranea ambientalmente seguro.
- Google Patents
Sistema de colocacion de tuberia subterranea ambientalmente seguro.
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Application filed by Environ Prod IncfiledCriticalEnviron Prod Inc
Publication of MX9306691ApublicationCriticalpatent/MX9306691A/es
Система вторичной изоляции подземных трубопроводов, транспортная труба, гибкая трубная секция, секция гибкой трубы с двойными стенками и труба для использования в системе