Inverting combs works great. We often do it and teach it for feral
cutouts so you can keep the brood comb for the bee force that is due
to emerge, but prevent the queen from relaying in it. They will still
use it for honey though, they just start capping it sooner to keep it
from running out.
--
Scot McPherson, CISSP, MCSA
McPherson Family Farms
Le Claire, IA, USA