L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des

L'air Liquide, Societe Anonyme a Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude

Daniel Deloche

Karl Brotzmann

Alain Guillard

Philippe Girardon

Marc Buffenoir

Provided is a method for improving energy input in heating and melting of a scrap bulk. The method includes burning a channel into a scrap bulk with a hot, oxygen-containing gas jet having a temperature of at least 500&deg; C. Additional energy for the heating and melting of the scrap bulk is then input through this channel.

Method for an improved energy input into a scrap bulk

The combined installation comprises at least one metal production unit (II), including at least one, and typically a series of metal production or treatment units (1-6), and at least one air gas separation unit (III) including at least one outlet for at least one air gas (14-18), the units being supplied with compressed air with a low water vapor content by a common compressed air production unit (I), and with at least one of the gas outlets (14-18) from the separation unit (III) connected to at least one of the devices (1-6) of the production unit, to supply the latter with gas.

Combined installation of a metal production unit and a unit for the

Domestic refrigerator having a compartment supplied with an oxygen

Growing community of inventors

Paris, France

Daniel Deloche