Encyclopedia
Spider
Spider: lifting device installed at the wellhead for holding the pipe string (by the external surface of the pipe) in a suspended state and releasing it during lowering and raising operations
Source: "GOST 12.2.228-2004. Safety Standards System for Labor Safety. Lifting Tools and Devices for Well Repair. Safety Requirements"
(entered into force by Order of Rosstandart dated October 22, 2009 No. 464-st)
Морфология
Род
Понятие «спайдер» мужского рода.
Склонение и число
| Падеж | Единственное число | Множественное число |
|---|---|---|
| Р | спайдера | спайдеров |
| Д | спайдеру | спайдерам |
| В | спайдер | спайдеры |
| Т | спайдером | спайдерами |
| П | спайдере | спайдерах |