Patent ID: 7393435

Claim:
Delayed coking injection system comprising: a cylindrical coking drum with a conical lower section; no less than two equal sized injection pipes fluidly connected at one end to the conical lower section of the coking drum wall, said injection pipes being connected to the wall of the coking drum at a minimum height (H 3 ) in relation to a lower opening of the coking drum, and said injection pipes being inclined with respect to horizontal so as to be at an angle of between 10° and 89° or between 91° and 120° in relation to a vertical axis of the coking drum, with an equal angular distance between the successive injection pipes; the other ends of the injection pipes being connected fluidly to a distributor crown, in an open circular format, that in turn has at least one end closed and the other end provided with an access flange; and a large removable flange located in the lower opening.