Gas production, processing and treatment services;
hydrocarbon production, processing and treatment services;
natural gas production, processing and treatment services;
natural gas liquid production, processing and treatment services;
liquid natural gas production, processing and treatment services;
coal seam gas production, processing and treatment services;
petroleum gas production, processing and treatment services;
liquid petroleum gas production, processing and treatment services;
liquefied gas production, processing and treatment services;
oil-gas production, processing and treatment services;
hydrocarbon gas production, processing and treatment services;
compressed natural gas production, processing and treatment services;
coal bed gas production, processing and treatment services;
gas hydrates production, processing and treatment services;
shale gas production, processing and treatment services;
coal seam gas production, processing and treatment services;
natural gas condensates production, processing and treatment services;
liquefied natural gas production, processing and treatment services;
liquefied coal seam gas production, processing and treatment services;
refining of gas;
gas well treatment services;
production and generation of energy;
production and generation of gas;
treatment of materials;
processing and conversion of fuels and energy;
technical advice in the fields of production and processing of gas;
technical advice related to the manufacture of gas production equipment, control systems, and machinery;
information, support, assistance, consultancy and advisory services in relation to the aforementioned services