Ecolab USA Inc.

Ecolab Gmbh Co. Ohg

Ecolab Inc.

Thomas Tyborski

Werner Lüdecke

Composition for cleaning surfaces which are susceptible to corrosion in alkaline liquids, comprising at least one alkalinity source, at least one inorganic salt containing at least one cation selected from the elements of the second or third main group of the periodic table of the elements, and whereby the composition is free of any triazole and/or any alkali metal borate, aqueous concentrate comprising the composition, use solutions comprising the composition or the aqueous concentrate and method of cleaning surfaces which are susceptible to corrosion in alkaline liquids using the above aqueous concentrate or any of the above use solutions.

Alkaline cleaner for cleaning aluminum surfaces

The invention relates to a acidic composition for cleaning surfaces of metal or alloys which are susceptible to corrosion comprising in which each of the groups R, R, R, Rand Ris the same or different and is hydrogen atom, an alkyl group, an alkenyl group, or an acyl group, The invention further relates to a use solution and to a method for cleaning.

Acidic cleaner for metal surfaces

In this process, the inner surfaces of the installations which have been in contact with the coffee are treated with an aqueous alkaline solution containing at least one peroxidic compound.

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Düsseldorf, Germany

Thomas Tyborski