Chemical additives for catalytic cracking in the petroleum industry

Burners for oil, gas and coal fire boilers and parts therefor

medical therapy equipment, namely, nitrogen level monitors for use with medical gases

burners for oil, gas and coal fire boilers and parts therefor

environmental remediation services, namely, iron-contaminated water treatment to yield clean water and pigment-quality iron oxide

finished and unfinished iron oxide from mine drainage for use as pigments