Sure.
At COR6N press the table control admin configuration:
Write a name for your variable, select "use as standard..." and press create (even if you were modifying it, press create):
press button administrator:
mark invisible the columns you want:
Activate and close.
Press save, close and voilá:
This setting is valid for all users this way but each user can use it's setting if he has the authorizations for it.
Also it's possible to transport this configurations.
regards,
Edgar