Heat exchanger

A u-tube heat exchanger has inlet tubes (104) arranged in a pressure neutral inlet tube plate (105), a heating medium flows via the inlet tubes (104) into u-tubes (103) arranged in a tube sheet (101) where the medium splits in two and flows from both ends of the u-tubes (103) into a heating medium…

Fuel cell and anode

Process for suppressing the formation of solid carbon in a fuel cell comprising contacting a hydrocarbon feedstock with a promoted nickel-comprising anode, the promoter including gold or silver in an amount of 0.001 to 30% by weight calculated on the amount of nickel in the anode.

Process for controlled addition of a reducing agent into nitrogen oxides containing exhaust gas being contacted with a selective reducing catalyst for abatement of the nitrogen oxides by reaction with the reducing agent in contact with the catalyst, comprising the steps of determining mass flow of…

Solid oxide fuel cell with a planar support (2) in form of a porous plate structure supporting on one planar surface a layer of electrode active material (8) and with internally elongated gas supply channels (4) formed inside the structure.

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