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Three-way catalyst

Clean air solutions: Johnson Matthey's three-way catalysts prevent air pollution from rich-burn and stoichiometric gas engines.

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Methane oxidation catalysts

Clean air solutions: our system offers cost-effective, low-temperature oxidation of methane from active and abandoned coal mines.

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Mixed oxide catalyst pellets and honeycombs

Clean air solutions: Johnson Matthey’s SINOx® mixed oxide catalysts can be used alone or in combination with precious metal oxidation catalysts for more efficient and economical catalyst systems.

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MODULEX and DUALOX catalytic converters and converter-silencers

Clean air solutions: Johnson Matthey's MODULEX and DUALOX® catalytic converters for stationary engines were developed to satisfy the increasing demand for clean air technology combined with silencing.

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