Have you ever tried to delete all your icons present on desktop. If no, then just try it out. You'll be able to delete all the icons except the Recycle Bin icon. That's because it is a System Icon. But still your computer is a bag full of tricks, one has to just explore it. And same is the case here. You can remove the Recycle Bin icon from desktop by this Trick.

1. Open Regedit by going to START - RUN and type Regedit and hit enter.
2. Then you should navigate to following entry in registry HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace\{645FF040-5081-101B-9F08-00AA002F954E}
3.Delete it.

This action should remove recycle bin from your desktop.

Enjoy !!!!!