Warren Buffett loves companies that generate cash -- loads and loads of cash. Throughout his entire career as an investor he has consistently sought companies that generated cash that he could then use to buy other cash generating companies. While we can't all be Warren Buffett, we can all use his affinity for finding superior cash generating companies as a model for our own stock buying purposes. So today, let's take a look at Weatherford International (NYSE: WFT) through the lens of its cash flow and see if it's Warren Buffett-worthy.