HSBC, BP, Rio Tinto boost London market By: MarketWatch December 02, 2011 at 05:28 AM EST London stocks rise Friday with increased appetite for riskier assets driving gains for banks and miners and key U.S. nonfarm payroll data due later. Read More >> Related Stocks: BP Plc ADR Barclays Plc ADR Bhp Billiton Ltd ADR HSBC Holdings Plc ADR Lloyds Banking Group Plc ADR Royal Bank Scotland Group Plc Royal Dutch Shell Plc ADR