Michael Clark

Posts

Re: Effect of Hydrogen Sulphide (H2S) in Clinker manufacture

The H2S will be oxidised to sulphate and can contribute to problems of coating, cyclone choking, high free lime, d...

Re: Spray nozzle manufacturer

Christian Pfeiffer

Re: Inert Gas plant

Yes, you need the volume of the bin and the baghouse. The system should flood the free space above the ffine coal in ...

Re: Kiln shell heat radiation recovery

I know of no cement plant which is doing this. You must be very careful to ensure that you do not reduce the ...

Re: Cement mill performance drop when use clinker with petcoke firing

By how much did you increase primary air? Did you install a higher capacity blower?

Re: Definition of swirl number of burner

The primary air of a kiln main burner is normally split into "axial" and "swirl" air, with each being a percentage of...

Re: Cement mill performance drop when use clinker with petcoke firing

Dear Tukta, The problem most likely arises from the increased sulphur content of the pet coke. Yo...

Re: kiln shell heat recovery

Hi Yes, the heat loss can be reduced, but the impact on the refractory lining must be considered. This r...

Re: Raw Meal Residue.

Dear MadSniggy, The short answer is no. The optimum kiln feed residue depends on the mineralogy o...

Re: chromium VI in cement

Julien, I do not know of anywhere outside Europe where they are considering imposing limits on the chromium 6 c...