Membership
Tour
Register
Log in
Josef Langhoff
Follow
Person
Dinslaken, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Fluidized bed having modified surfaces in the heat extractor
Patent number
4,715,809
Issue date
Dec 29, 1987
Ruhrkohle AG
Josef Langhoff
F22 - STEAM GENERATION