This is a kioslave for KDE to handle 7zip files.
Simply, enter 'p7zip:/path_to_file/filename.7z' in konqueror to use this.
You got to have the p7zip executable in $PATH to p7zip kioslave work. Get it in http://p7zip.sourceforge.net/.

Bugs and suggestions should go to Raul Fernandes<rgfbr@yahoo.com.br>.