Inventor

ROENIGK HOWARD L

US3 patents

⚠️ This page may combine multiple inventors who share the name “ROENIGK HOWARD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

(unassigned)

1 patent

US6508977B2Jan 21, 2003

Reinforced refractory shaft design for fluxing molten metal

13 citations80

GEN REFRACTORIES CO

1 patent

US4975049ADec 4, 1990

Refractory block for rotary kiln

GEN REFRACTORIES CO13 citations64

ROENIGK HOWARD L

1 patent

US5078595AJan 7, 1992

Carbon flue wall and method of making

ROENIGK HOWARD L10 citations62