PTR [PETROCHINA CO] CORRESP: February 1, 2012 H. Roger Schwall John Cannarella
[February 1, 2012 H. Roger Schwall John Cannarella Mark C. Shannon Division of Corporate Finance 100 F Street, NE Re: PetroChina Company Limited Form 20-F for Fiscal Year Ended December 31, 2010 Filed May 10, 2011 Response Letter Dated November 10, 2011 File No. 1-15006 Dear Mr. Schwall, Mr. Cannarella and Mr. Shannon: We are in the process of collecting]