Invention Grant
- Patent Title: Method for automated de-coking
- Patent Title (中): 自动脱焦方法
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Application No.: US582619Application Date: 1984-02-22
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Publication No.: US4626320APublication Date: 1986-12-02
- Inventor: Charles W. Alworth , Ward B. Davis , John C. Thomas, deceased
- Applicant: Charles W. Alworth , Ward B. Davis , John C. Thomas, deceased
- Applicant Address: OK Ponca City
- Assignee: Conoco Inc.
- Current Assignee: Conoco Inc.
- Current Assignee Address: OK Ponca City
- Main IPC: C10B57/04
- IPC: C10B57/04 ; C10B33/00 ; C10B41/06 ; C10B43/08 ; C10B41/04
Abstract:
Method for automated hydro-blast de-coking of delayed coke drums wherein programmed central control receives input of drill stem tension, drill bit elevation and drill stem rotation along with indications as to hydraulic hoist power and air pressure input to the drill stem rotary motor, and functions to provide control outputs to automatically control the pilot and main bed cutting procedures attendant an entire drum de-coking operation.
Public/Granted literature
- US5610852A Ferroelectric memory and method for controlling operation of the same Public/Granted day:1997-03-11
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