Inventor
WALKER DAVID R
US27 patents
⚠️ This page may combine multiple inventors who share the name “WALKER DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
COMBUSTION DESIGN CORP
4 patentsUS5285581AFeb 15, 1994
Method for drying waste materials
COMBUSTION DESIGN CORP20 citations92
US5052313AOct 1, 1991
Waste treatment system and method
COMBUSTION DESIGN CORP22 citations92
US5137545AAug 11, 1992
Vapor clarification system and method
COMBUSTION DESIGN CORP14 citations73
US5080581AJan 14, 1992
Method and apparatus for drying waste materials
COMBUSTION DESIGN CORP2 citations62
SERAWASTE SYSTEMS CORP
3 patentsUS5326538AJul 5, 1994
Closed sterilization system for treating a product such as toxic or infectious waste
SERAWASTE SYSTEMS CORP30 citations92
US5114684AMay 19, 1992
In-line electromagnetic energy wave applicator
SERAWASTE SYSTEMS CORP42 citations92
US5054405AOct 8, 1991
High temperature turbulent gasification unit and method
SERAWASTE SYSTEMS CORP32 citations92
DXRESOURCES CORP
3 patentsUS5476550ADec 19, 1995
Method and apparatus for extracting soluble and dispersible materials from products using a slotted scroll extractor
DXRESOURCES CORP38 citations91
US5520780AMay 28, 1996
Method and apparatus for de-inking newsprint using counterflow extractor
DXRESOURCES CORP10 citations72
US5409541AApr 25, 1995
Method and apparatus for extracting soluble and dispersible materials from products using a slotted scroll extractor
DXRESOURCES CORP13 citations72