Below please find some links of interest

Lapping: http://www.engis.com/lapping-polishing_systems.php

Honing: http://www.engis.com/single-pass-honing-bore-finishing.php

Dia-Forz: http://www.engis.com/Dia-ForZ.php

Apex Environmental: http://www.apex-enviro.com/index.html