Not sure about removing them, but if you want to hide them from the sys tray, [Notification area] then right click on the main taskbar, choose "Properties" then "Customise".
Scroll down to the two, or more Icons you want to hide and click on them, a drop down menu will appear with the options.
Hide when inactive
Place a tick in the always hide, and click your way out, you won't see them again until you change the settings above. j.