DRILL BIT CHANGE SYSTEM

A drill bit replacement system replacing a drill bit on the seabed is disclosed. The drill bit replacement system comprises: a riser of which a side surface is configured to be opened and closed; a storage installed on the seabed to store a drill bit; a storage transfer unit transferring the storage...

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Main Authors KIM, GUN HO, KIM, SUNG SOO, CHOO, GYO SIG, BAE, JAE RYU, KIM, JIN KANG, KIM, IN SOO, KWON, JUNG HAN, LEE, SOO HO, LEE, KYOO SEOG, JANG, UNG KWON
Format Patent
LanguageEnglish
Korean
Published 25.03.2016
Subjects
CONVEYING
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FIXED CONSTRUCTIONS
HANDLING THIN OR FILAMENTARY MATERIAL
MINING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
PACKING
PERFORMING OPERATIONS
PNEUMATIC TUBE CONVEYORS
SHOP CONVEYOR SYSTEMS
STORING
TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING ORTIPPING
TRANSPORTING
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Summary:A drill bit replacement system replacing a drill bit on the seabed is disclosed. The drill bit replacement system comprises: a riser of which a side surface is configured to be opened and closed; a storage installed on the seabed to store a drill bit; a storage transfer unit transferring the storage; and a seawater injection device removing mud filled inside the riser. The storage can enter the riser through the side surface of the riser. The purpose of the present invention is to reduce time consumed for replacement work of drill bit. 해저에서 드릴 비트를 교환할 수 있는 드릴 비트 교체 시스템이 개시된다. 상기 드릴 비트 교체 시스템은, 측면이 개폐될 수 있도록 구성되는 라이저; 해저에 설치되어 드릴 비트를 보관하는 보관대; 상기 보관대를 이송시키는 보관대이송부; 및 상기 라이저 내부에 채워져 있는 머드를 제거하는 해수 분사 장치;를 포함하고, 상기 보관대는 상기 라이저의 측면을 통해 상기 라이저를 출입할 수 있다.
Bibliography:Application Number: KR20140123395