Drill pulling apparatus

The utility model discloses a drill rod pulling device, which is characterized in that the drill rod pulling device comprises a clamp and a locking device. The clamp has two U-shaped clamping plates which are connected by the locking device. The clamp is locked at the flange position of steel drill...

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1. Verfasser: LU YOUKUI
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Sprache:chi ; eng
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creator LU YOUKUI
description The utility model discloses a drill rod pulling device, which is characterized in that the drill rod pulling device comprises a clamp and a locking device. The clamp has two U-shaped clamping plates which are connected by the locking device. The clamp is locked at the flange position of steel drill by screws. The locked steel drill can be pulled out by prying or knocking the clamp with the help of the tools of crowbar, iron hammer and so on. The drill rod pulling device has simple structure and is easy to be operated.
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The clamp is locked at the flange position of steel drill by screws. The locked steel drill can be pulled out by prying or knocking the clamp with the help of the tools of crowbar, iron hammer and so on. The drill rod pulling device has simple structure and is easy to be operated.</description><language>chi ; eng</language><subject>EARTH DRILLING ; EARTH DRILLING, e.g. DEEP DRILLING ; FIXED CONSTRUCTIONS ; MINING ; MINING OR QUARRYING ; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</subject><creationdate>2009</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&amp;date=20090225&amp;DB=EPODOC&amp;CC=CN&amp;NR=201198746Y$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25543,76293</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20090225&amp;DB=EPODOC&amp;CC=CN&amp;NR=201198746Y$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LU YOUKUI</creatorcontrib><title>Drill pulling apparatus</title><description>The utility model discloses a drill rod pulling device, which is characterized in that the drill rod pulling device comprises a clamp and a locking device. The clamp has two U-shaped clamping plates which are connected by the locking device. The clamp is locked at the flange position of steel drill by screws. The locked steel drill can be pulled out by prying or knocking the clamp with the help of the tools of crowbar, iron hammer and so on. The drill rod pulling device has simple structure and is easy to be operated.</description><subject>EARTH DRILLING</subject><subject>EARTH DRILLING, e.g. DEEP DRILLING</subject><subject>FIXED CONSTRUCTIONS</subject><subject>MINING</subject><subject>MINING OR QUARRYING</subject><subject>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2009</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZBB3KcrMyVEoKM3JycxLV0gsKEgsSiwpLeZhYE1LzClO5YXS3AxKbq4hzh66qQX58anFBYnJqXmpJfHOfkYGhoaWFuYmZpGRxkQpAgAg7SLx</recordid><startdate>20090225</startdate><enddate>20090225</enddate><creator>LU YOUKUI</creator><scope>EVB</scope></search><sort><creationdate>20090225</creationdate><title>Drill pulling apparatus</title><author>LU YOUKUI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN201198746YY3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2009</creationdate><topic>EARTH DRILLING</topic><topic>EARTH DRILLING, e.g. DEEP DRILLING</topic><topic>FIXED CONSTRUCTIONS</topic><topic>MINING</topic><topic>MINING OR QUARRYING</topic><topic>OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS</topic><toplevel>online_resources</toplevel><creatorcontrib>LU YOUKUI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>LU YOUKUI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Drill pulling apparatus</title><date>2009-02-25</date><risdate>2009</risdate><abstract>The utility model discloses a drill rod pulling device, which is characterized in that the drill rod pulling device comprises a clamp and a locking device. The clamp has two U-shaped clamping plates which are connected by the locking device. The clamp is locked at the flange position of steel drill by screws. The locked steel drill can be pulled out by prying or knocking the clamp with the help of the tools of crowbar, iron hammer and so on. The drill rod pulling device has simple structure and is easy to be operated.</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
MINING OR QUARRYING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
title Drill pulling apparatus
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