washington u.s. senate tuesday vote work compromise house representatives could become broad energy legislation pass congress nearly decade senate vote 84 go formal conference house legislation take modest step modernize power grid speed permit export liquefy natural gas increase research fund energy efficiency batteries congress slat begin summer recess friday conference expect work compromise energy legislation return september senators work house lawmakers deal conference include democratic presidential candidate senator bernie sanders senator john cornyn second-ranking republican chamber senate energy bill pass april house energy bill pass last year lawmakers house remove items limit energy efficiency white house say obama would veto among items work two chamber speed lng export permit process senate version bill limit federal review 45 days house version limit 30 days objective deliver law senator lisa murkowski chairman senate energy committee say conference process shortly measure pass become law agreement work conference would pass chamber sign obama industry group american petroleum institute praise step say bill would boost u.s. energy infrastructure ensure american natural gas dominant place world market environmental group league conservation voters welcome progress debate energy efficiency warn potential measure discuss conference amount true overhaul energy sector need meanwhile house representatives debate bill fund interior department environmental protection agency white house monday say obama would veto measure pass underfunds key department interior program slash epa operate budget u.s. senate vote hammer deal house energy measure