Why Did The Tea party house Block democrats from ending 50 Billion a yr in Tax Payer money to Oil companies ?

The Tea party house Recently blocked Democrats, In ending the 40 Billion dollars a year that go to subsidies to Oil companies for 2012. Subsidies are in place to help keep prices low and economical They are obviously not doing a good job. Why Continue to pay them subsidies? Oil Companies are expected to announce record shattering profits within the next few weeks, according to all major networks. Even Fox news was talking about it this afternoon. Where is the ideology in opposing these subsidies? What principle of American conservatism says the most profitable multinational corporations in the history of humanity should have the largest subsidies as well, even as the government plans to systematically roll back services and benefits people across the country have worked for and rely on?