Exterior wall element for buildings, in particular a panel in the chest area of a building wall
Номер патента: DK0720718T3
Опубликовано: 02-02-1998
Автор(ы): Harald Schulz
Принадлежит: Norsk Hydro As
Опубликовано: 02-02-1998
Автор(ы): Harald Schulz
Принадлежит: Norsk Hydro As
Process for manufacturing a selective absorber of a solar collector and selective absorber so obtained
Номер патента: US4405414A. Автор: Jean-Pierre Traverse,Lucien Aries. Владелец: Agence National de Valorisation de la Recherche ANVAR. Дата публикации: 1983-09-20.