-- Tests suggest Macondo cement was unstable, spill commission told Laboratory tests of cement and additives closely resembling what BP PLC used in its Macondo well in the Gulf of Mexico strongly suggest that the mixture was unstable, the chief counsel for US President Barack Obama’s independent commission investigating the Apr. 20 accident and subsequent crude oil spill said on Oct. 28.
-- Petrobras connects first well to Tupi pilot FPSO Petroleo Brasileiro SA (Petrobras) connected the first well, RJS-600, in the Tupi pilot project to the Cidade de Angra dos Reis floating production, storage, and offloading vessel.
-- ExxonMobil completes Point Thomson wells ExxonMobil Corp. said it has successfully drilled and tested the PTU-15 and PTU-16 development wells in Point Thomson Unit on Alaska’s North Slope ahead of the yearend 2010 target.
-- API: US drilling has second consecutive quarter of growth US oil and gas drilling increased year-to-year for a second consecutive quarter as the American Petroleum Institute reported that 11,297 wells were completed in the US in the 3 months ended Sept. 30, 45% more than the comparable 2009 period.
-- Step-out well cased at southern Egypt oil field Dana Gas Egypt and Sea Dragon Energy Inc., Calgary, set pipe and plan to test a potential extension well 4 km southeast of the nearest well in Al Baraka field in southern Egypt’s frontier Kom Ombo basin.
-- US drilling remains flat US drilling activity remained essentially flat again this week, with a net loss of 1 rotary rig with 1,669 still working, Baker Hughes Inc. reported.
-- OSPRAG picks concept for well-capping device The UK group formed to improve the offshore producing industry’s spill prevention and response has selected a concept for a modular well-capping device adapted to harsh weather.