Treatment of petroleum cokes to inhibit coke puffing

Patent · Tue Jun 02 00:00:00 EDT 1992

OSTI ID:7232720

Orac, T H; Quandt, H C; Ball, D R

This patent describes apparatus for treating raw petroleum coke particles. It comprises an elongated, cylindrical, calcining kiln having an inlet end and an outlet end; and entrance chamber and a discharge chamber, an elongated, cylindrical, cooler having an inlet end and an outlet end; means defining a retention chamber communicating with the discharge chamber; means defining a hot zone communicating with the retention chamber and the inlet end of the cooler; means for introducing a dry, granulated, puffing inhibitor into the retention chamber in contact with the calcined coke particles; and a coke delivery chamber for collecting the cooled, calcined coke particles at the outlet end of the cooler.

• Assignee: UCAR Carbon Technology Corp., Danbury, CT (United States)
• Patent Number(s): US 5118287; A
• Application Number: PPN: US 7-755559
• OSTI ID: 7232720
• Resource Relation: Patent File Date: 5 Sep 1991
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
42 ENGINEERING
37 INORGANIC
ORGANIC
PHYSICAL AND ANALYTICAL CHEMISTRY
COKING PLANTS
FURNACES
PETROLEUM
COKE
CALCINATION
COMBUSTION CONTROL
PETROLEUM REFINERIES
CHEMICAL REACTIONS
CONTROL
DECOMPOSITION
ENERGY SOURCES
FOSSIL FUELS
FUELS
INDUSTRIAL PLANTS
PYROLYSIS
THERMOCHEMICAL PROCESSES
020400* - Petroleum- Processing
421000 - Engineering- Combustion Systems
400800 - Combustion
Pyrolysis
& High-Temperature Chemistry