Decoking process

Details Decoking process Decoking process

1986-02-21

1987-06-16

Coe, Philip R.

Cleaning and liquid contact with solids

Processes

Hollow work, internal surface treatment

134 39, B08B 302, B08B 902

Patent

active

046734422

ABSTRACT:
A specially constructed decoking apparatus is provided to effectively and efficiently bore a pilot hole and ream the remainder of a bed of coke with a high pressure stream of water or other cutting fluid without first changing nozzle heads or using different cutting instruments. The novel decoking apparatus has a vertical pilot nozzle and pilot pipe and a separate reamer and reaming pipe which are secured adjacent to each other and work in tandem.

REFERENCES:
patent: 2245575 (1941-06-01), Court
patent: 2306926 (1942-12-01), Allen
patent: 2355323 (1944-08-01), Ohlinger et al.
patent: 3358935 (1967-12-01), Andersen
patent: 3646947 (1972-03-01), Rochelle et al.
patent: 3880359 (1975-04-01), Novy
patent: 3994310 (1976-11-01), Brandon

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