Catalytic reactor

Claim 1

A REACTOAR COMPRISING A VERTICAL CATALYSIS CARTRIDGE, AT LEAST ONE TUBE FOR THE CONVEYANCE OF GASES TO BE TREATED, SAID TUBE INCLUDING AN UPPER END AND BEING SUPPORTED WITHIN SAID CARTIDGE BY SAID UPPER END AND EXTENDING IN PART DOWNWARDLY THROUGH SAID CARTRIDGE, A FIRST PLURALITY OF BAFFLES SUPPORTED BY SAID CARTRIDGE TRANSVERSELY OF SAID TUBE AND DEFINING A PREHEATER CHAMBER, A SECOND PLURALITY OF BAFFLES SUPPORTED BY SAID CARTIDGE TRANSVERSELY OF SAID TUBE AND DEFINING A REACTION CHAMBER ADAPATED FOR HOUSING A CATALYST BED BENEATH SAID PREHEATER CHAMBER, SAID TUBE OPENING WITHIN SAID CARTEIDGE AT THE NOTTOM OF THE REACTION CHAMBER SO THAT THE GASES CAN FLOW UPWARDLY THROUGH SAID CHAMBERS IN HEAT EXCHANGE RELATIONSHIP WITH SAID CARWITHIN SAID CARTRIDGE, BYPASS MEANS COUPLED TO SAID CARTRIDGE AND HAVING AN INLET OPENING SUNSTANTIALLY AT THE TOP OF SAID REACTION CHAMBER FOR CONTROLLING THE AMOUNT OF GASES PASSED FROM THE REACTION CHAMBER THROUGH SAID PREHEATER CHAMBER, AND EXHAUST MEANS ON THE CARTRIDGE AT THE TOP OF SAID PREHEATER CHAMBER; SAID BYPASS MEANS BYPASSING AROUNG THE PREHEATER CHAMBER TO SAID EXHAUST MEANS A PERCENTAGE OF THE GASES RECEIVED FROM SAID REACTION CHAMBER.