Drill bit assembly including expandable retention sleeve
A hammer drill assembly for coupling to a drill string, wherein a drill bit is releasably attached to a drive joint via a retention sleeve; wherein the retention sleeve includes a body extending between a ring at a forward end thereof and a plurality of tip portions at a rearward end thereof. In add...
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| creator | BRUANDET OLIVIER KOSKINEN JOUNI |
| description | A hammer drill assembly for coupling to a drill string, wherein a drill bit is releasably attached to a drive joint via a retention sleeve; wherein the retention sleeve includes a body extending between a ring at a forward end thereof and a plurality of tip portions at a rearward end thereof. In addition, methods of attaching a drill bit to and separating a drill bit from the remainder of the assembly are also provided.
一种用于联接到钻柱的锤钻组件，其中钻头经由固位套筒以可释放方式附接到驱动接头；其中所述固位套筒包括主体，所述主体在位于其前端处的环和位于其后端处的多个末端部之间延伸。此外，还提供了将钻头附接到所述组件的其余部分以及将钻头从所述组件的其余部分分离的方法。 |
| format | Patent |
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一种用于联接到钻柱的锤钻组件，其中钻头经由固位套筒以可释放方式附接到驱动接头；其中所述固位套筒包括主体，所述主体在位于其前端处的环和位于其后端处的多个末端部之间延伸。此外，还提供了将钻头附接到所述组件的其余部分以及将钻头从所述组件的其余部分分离的方法。</description><language>chi ; eng</language><subject>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</subject><creationdate>2023</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20231031&DB=EPODOC&CC=CN&NR=116981826A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20231031&DB=EPODOC&CC=CN&NR=116981826A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>BRUANDET OLIVIER</creatorcontrib><creatorcontrib>KOSKINEN JOUNI</creatorcontrib><title>Drill bit assembly including expandable retention sleeve</title><description>A hammer drill assembly for coupling to a drill string, wherein a drill bit is releasably attached to a drive joint via a retention sleeve; wherein the retention sleeve includes a body extending between a ring at a forward end thereof and a plurality of tip portions at a rearward end thereof. In addition, methods of attaching a drill bit to and separating a drill bit from the remainder of the assembly are also provided.
一种用于联接到钻柱的锤钻组件，其中钻头经由固位套筒以可释放方式附接到驱动接头；其中所述固位套筒包括主体，所述主体在位于其前端处的环和位于其后端处的多个末端部之间延伸。此外，还提供了将钻头附接到所述组件的其余部分以及将钻头从所述组件的其余部分分离的方法。</description><subject>EARTH DRILLING</subject><subject>EARTH DRILLING, e.g. DEEP DRILLING</subject><subject>FIXED CONSTRUCTIONS</subject><subject>MINING</subject><subject>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLBwKcrMyVFIyixRSCwuTs1NyqlUyMxLzilNycxLV0itKEjMS0lMyklVKEotSc0ryczPUyjOSU0tS-VhYE1LzClO5YXS3AyKbq4hzh66qQX58anFBYnJqXmpJfHOfoaGZpYWhhZGZo7GxKgBACwULrY</recordid><startdate>20231031</startdate><enddate>20231031</enddate><creator>BRUANDET OLIVIER</creator><creator>KOSKINEN JOUNI</creator><scope>EVB</scope></search><sort><creationdate>20231031</creationdate><title>Drill bit assembly including expandable retention sleeve</title><author>BRUANDET OLIVIER ; KOSKINEN JOUNI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN116981826A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2023</creationdate><topic>EARTH DRILLING</topic><topic>EARTH DRILLING, e.g. DEEP DRILLING</topic><topic>FIXED CONSTRUCTIONS</topic><topic>MINING</topic><topic>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</topic><toplevel>online_resources</toplevel><creatorcontrib>BRUANDET OLIVIER</creatorcontrib><creatorcontrib>KOSKINEN JOUNI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>BRUANDET OLIVIER</au><au>KOSKINEN JOUNI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Drill bit assembly including expandable retention sleeve</title><date>2023-10-31</date><risdate>2023</risdate><abstract>A hammer drill assembly for coupling to a drill string, wherein a drill bit is releasably attached to a drive joint via a retention sleeve; wherein the retention sleeve includes a body extending between a ring at a forward end thereof and a plurality of tip portions at a rearward end thereof. In addition, methods of attaching a drill bit to and separating a drill bit from the remainder of the assembly are also provided.
一种用于联接到钻柱的锤钻组件，其中钻头经由固位套筒以可释放方式附接到驱动接头；其中所述固位套筒包括主体，所述主体在位于其前端处的环和位于其后端处的多个末端部之间延伸。此外，还提供了将钻头附接到所述组件的其余部分以及将钻头从所述组件的其余部分分离的方法。</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | 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 |
| title | Drill bit assembly including expandable retention sleeve |
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