H - Electricity – 02 – G
Patent
H - Electricity
02
G
248/17, 277/56
H02G 3/22 (2006.01) H01B 17/58 (2006.01)
Patent
CA 1113072
ABSTRACT OF THE DISCLOSURE A method is described for passing at least one element, such as electric cables, ducts, pipes or like elongated elements, through a wall or ceiling, wherein the wall or ceiling has at least one passage opening for the element or such an opening is made in the wall or ceiling. The method comprises making use of a substantially fire- resistant panel, said opening is closed with said panel, a collar from substantially fire-resisting material is arranged against at least one panel surface for each element or ele- ment group whereby to surround the element or element group, and the hollow space remaining inside the collar is filled with a fire-resisting material.
296586
Bereskin & Parr
Intellectual Trade Cy S.a.
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