Recycle of oily refinery wastes
Recycle of refinery caustic
Reduction of metal stresses in delayed coking drums
Reduction of nitrogen oxide emissions from calciners
Reforming process and apparatus
Refractory liners and method for attaching such liners to...
Refractory oven doors and refractory oven door framing walls...
Refractory shapes and jamb structure of coke oven battery...
Refractory structure for a coke oven battery
Regeneratively operated coke-oven
Regeneratively operated underjet coke oven
Regenerator lining for regenerator chamber cells in coke ovens
Reinforcing agent from scrap rubber char
Remotely controlled decoking tool used in coke cutting...
Remotely operable pressure vessel system
Restricting the formation of dust when feeding coal into...
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