Matches in DBpedia 2014 for { <http://dbpedia.org/resource/Crown_block> ?p ?o. }
Showing items 1 to 17 of
17
with 100 items per page.
- Crown_block abstract "A crown block is the stationary section of a block and tackle that contains a set of pulleys or sheaves through which the drill line (wire rope) is threaded or reeved and is opposite and above the traveling block.The combination of the traveling block, crown block and wire rope drill line gives the ability to lift weights in the hundreds of thousands of pounds. On larger drilling rigs, when raising and lowering the derrick, line tensions over a million pounds are not unusual.".
- Crown_block thumbnail Crown_block.jpg?width=300.
- Crown_block wikiPageExternalLink reeve.
- Crown_block wikiPageID "18101972".
- Crown_block wikiPageRevisionID "496504271".
- Crown_block hasPhotoCollection Crown_block.
- Crown_block subject Category:Drilling_technology.
- Crown_block subject Category:Oilfield_terminology.
- Crown_block subject Category:Petroleum_engineering.
- Crown_block comment "A crown block is the stationary section of a block and tackle that contains a set of pulleys or sheaves through which the drill line (wire rope) is threaded or reeved and is opposite and above the traveling block.The combination of the traveling block, crown block and wire rope drill line gives the ability to lift weights in the hundreds of thousands of pounds. On larger drilling rigs, when raising and lowering the derrick, line tensions over a million pounds are not unusual.".
- Crown_block label "Crown block".
- Crown_block sameAs m.04cqvts.
- Crown_block sameAs Q5189486.
- Crown_block sameAs Q5189486.
- Crown_block wasDerivedFrom Crown_block?oldid=496504271.
- Crown_block depiction Crown_block.jpg.
- Crown_block isPrimaryTopicOf Crown_block.