Replace a return in a string

Hello

a little question:
How do I filter a "return" out of a varchar2-field all over the database:

update mednet.contact set con_info = replace(con_info, '???', ' ');

what do I have to write for ??? to find a return in a string.

Greetings Wolf Received on Fri Mar 31 2000 - 03:02:52 CST