Coke drum bottom de-heading system
US6565714B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 5, 2001 |
| Grant date | May 20, 2003 |
| Priority date | — |
| Expiry date | Oct 29, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K3/205
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The present invention features a coke drum de-heading system comprising (a) at least one coke drum having an orifice therein; (b) a de-header valve removably coupled to the coke drum designed to de-head the coke drum; and (c) an exchange system, including an upper and lower bonnet and other elements and members adapted to integrate the de-heading system, and particularly the de-header valve, into the manufacturing system. The de-header valve itself comprises (1) a main body having an orifice dimensioned to align with and couple to, in a concentric relationship, the orifice of the coke drum; (2) a live loaded seat assembly coupled to the main body and comprising a dynamic, live loaded seat, a live seat adjustment mechanism coupled to the main body and designed to control and adjust the force and resulting seat load of the dynamic, live loaded seat, and a force transfer module in juxtaposition to the dynamic, live loaded seat for transferring the force from the live loaded seat adjustment mechanism to the dynamic, live loaded seat; (3) a static seat positioned opposite from and counteracting or counterbalancing the dynamic, live loaded seat; and (4) a blind or sliding blind capable m…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.