L'air Liquide, Soci&#xe9;t&#xe9; Anonyme Pour L'etude Et L'exploitation Des Proc&#xe9;d&#xe9;s Georges Claude

Flsmidth A/s

Lafarge

Henrik Wassard

Morten Drivsholm

Remi Tsiava

Xavier Paubel

Michel Gimenez

Carlo Renna

Colin Paxton

Faustine Panier

Linda Kaare Nørskov

Klaus Hjuler

Jesper Lebæk

Method and installation for calcining cement raw meal in a calciner whereby fuel and a calciner oxidant having an oxygen content of at least 30% vol are introduced into the calciner so as to generate either an oxidant-lean zone or a fuel-lean zone in the calciner located between the lowermost fuel inlet level and the lowermost oxidant inlet level of the calciner, between 50% and 100% by weight of the raw meal being supplied to the calciner upstream of and/or within the oxidant-lean, respectively the fuel-lean zone.

Oxy-calcination process

A method to thermally convert alternative fuels within a loop seal reactor by utilizing preheated/calcined cement meal as the heat source within which alternative fuels are immersed, subjected to drying, pyrolysis and subsequently charred, and an apparatus utilized to practice such method.

U-shaped seal and method for use in cement plants

Growing community of inventors

Bagsværd, Denmark

Henrik Wassard