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ExxonMobil Upstream Research Co
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Exxon Production Research Co
Esso Production Research Co
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Application filed by Exxon Production Research Co, Esso Production Research CofiledCriticalExxon Production Research Co
Priority to ES411261ApriorityCriticalpatent/ES411261A1/es
Publication of ES411261A1publicationCriticalpatent/ES411261A1/es
Laying double walled pipelines on the sea bed - e.g. between two prodn. platforms for off-shore oil-wells, operating platform being provided with riser pipe connected to a bend
Vulgasafzuiginrichting voor een cokesfabriek met horizontale kamers, bestaande uit een kolenvulpijp en een rond de vulpijp neerlaatbare afzuigbuis, die is verbonden met een afzuigventilator.