Method of recovering pure lead an obtaining environmentally neutral slags having waterproofing properties and slags obtained thereby as well as method of ground and subscil waterproofing
Номер патента: PL286113A1
Опубликовано: 08-04-1991
Автор(ы): Giorgio Dazzi, Roberto Colombo
Принадлежит: Kensington Ltd
Опубликовано: 08-04-1991
Автор(ы): Giorgio Dazzi, Roberto Colombo
Принадлежит: Kensington Ltd
Milling of recovered negative electrode material
Номер патента: US20210036381A1. Автор: Dag NORÉUS. Владелец: Nilar International AB. Дата публикации: 2021-02-04.