Steelworks cutting nozzle with a double heating ring

Details Steelworks cutting nozzle with a double heating ring Steelworks cutting nozzle with a double heating ring

1987-07-30

1989-04-18

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Combining of separately supplied fluids

At or beyond outlet

239422, 239423, 239428, F23D 1332

Patent

active

048219630

ABSTRACT:
The nozzle comprises an oxidizing outer heating ring and a carburizing inner heating ring surrounding the cutting jet. This nozzle is made in two parts respectively forming a unit (1) opf injectors and a cutting unit (2) in adjoining relation to each other in a transverse joint plane and in which are provided various passageways (4, 5). Grooves (7) are provided for putting the outer passageways (5) in communication with the inner passageways (4) so as to supply to the inner passageways (4) the required small quantity of oxygen for the inner heating ring from the oxy-fuel mixture supplied to the outer passageways (5).

REFERENCES:
patent: 3364970 (1968-01-01), Dombruch et al.
patent: 3389861 (1968-06-01), Nakanishi et al.
patent: 4173499 (1979-11-01), Holemann
patent: 4363443 (1982-12-01), Huehne
patent: 4383648 (1983-05-01), Lunquist et al.

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