Drill pipe tool joint protector

A method of applying a protective shield to a drill pipe tool joint including positioning a centering hub on the end of the tool joint, positioning a bifurcated mold around the tool joint, the mold having a rearward end engaging the drill pipe and a forward end engaging the hub thereby centering the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LYNCH, PAUL E
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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