BR8107737A -
ELECTRIC HEATER FOR PETROLEUM WELLS
- Google Patents
ELECTRIC HEATER FOR PETROLEUM WELLS
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Publication number
BR8107737A
BR8107737ABR8107737ABR8107737ABR8107737ABR 8107737 ABR8107737 ABR 8107737ABR 8107737 ABR8107737 ABR 8107737ABR 8107737 ABR8107737 ABR 8107737ABR 8107737 ABR8107737 ABR 8107737A
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Application filed by Petroleo Brasileiro SafiledCriticalPetroleo Brasileiro Sa
Priority to BR8107737ApriorityCriticalpatent/BR8107737A/en
Publication of BR8107737ApublicationCriticalpatent/BR8107737A/en