Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:industrial_equipment
|
| gptkbp:component |
hoisting system
|
| gptkbp:connects |
drilling line
|
| gptkbp:contains |
multiple sheaves
|
| gptkbp:criticalFor |
well control operations
|
| gptkbp:enables |
raising and lowering drill string
|
| gptkbp:foundIn |
oil and gas drilling
|
| gptkbp:function |
lifting heavy loads
|
| gptkbp:material |
gptkb:steel
|
| gptkbp:moves_along |
derrick or mast
|
| gptkbp:operatedBy |
drawworks
|
| gptkbp:subject |
regular inspection and maintenance
|
| gptkbp:used_in |
gptkb:drilling_rig
|
| gptkbp:weight |
varies by rig size
|
| gptkbp:worksWith |
crown block
|
| gptkbp:bfsParent |
gptkb:Crown_Block
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
traveling block
|