P

Inventor

OESTLUND ARTUR

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

STAL LAVAL APPARAT AB

3 patents
US4339249AJul 13, 1982

Heat exchanger for recovery of heat energy from dust-containing waste gases

STAL LAVAL APPARAT AB20 citations76
US4423858AJan 3, 1984

Tuyere or nozzle

STAL LAVAL APPARAT AB10 citations70
US4346054AAug 24, 1982

Fluidizable bed apparatus

STAL LAVAL APPARAT AB6 citations60

ASEA AB

2 patents
US4471191ASep 11, 1984

Device for heating fluent material flowing past short-circuited heating elements within induction coils

ASEA AB39 citations89
US4470804ASep 11, 1984

Scrap material preheating apparatus

ASEA AB15 citations65