Articles on the heat problem
http://www.bit-tech.net/news/hardware/2013/06/06/haswell-heat/1
http://www.bit-tech.net/hardware/cooling/2013/06/08/ek-supremacy-precisemount-review/1
http://www.xbitlabs.com/news/cpu/display/20130606231316_Retail_Versions_of_Intel_Core_i_Haswell_Are_Hotter_and_Slower_Than_Expected_Report.html
Razor approach
Remove the lid, clean the lid, and re-attach it with thermal paste
http://www.youtube.com/watch?v=FirsCzTnbdQ
http://www.overclock.net/t/1397672/deliding-a-4770k-haswell-improving-temperatures-and-maximizing-overclockablity
Vise and hammer approach
http://www.youtube.com/watch?v=Bg9ybeB4DDw