333131

Mining Machinery and Equipment Manufacturing

This U.S. industry comprises establishments primarily engaged in (1) manufacturing underground mining machinery and equipment, such as coal breakers, mining cars, core drills, coal cutters, and rock drills, and (2) manufacturing mineral beneficiating machinery and equipment used in surface or underground mines. Cross-References. Establishments primarily engaged in--

["Manufacturing surface mining machinery and equipment--are classified in Industry 333120, Construction Machinery Manufacturing;","Manufacturing well drilling machinery--are classified in U.S. Industry 333132, Oil and Gas Field Machinery and Equipment Manufacturing;","Manufacturing coal and ore conveyors--are classified in U.S. Industry 333922, Conveyor and Conveying Equipment Manufacturing; and","Manufacturing underground mining locomotives--are classified in Industry 336510, Railroad Rolling Stock Manufacturing."]

333132

Oil and Gas Field Machinery and Equipment Manufacturing

This U.S. industry comprises establishments primarily engaged in (1) manufacturing oil and gas field machinery and equipment, such as oil and gas field drilling machinery and equipment; oil and gas field production machinery and equipment; and oil and gas field derricks, and (2) manufacturing water well drilling machinery. Cross-References. Establishments primarily engaged in--

["Manufacturing offshore oil and gas well drilling and production floating platforms--are classified in U.S. Industry 336611, Ship Building and Repairing;","Manufacturing underground mining drills--are classified in U.S. Industry 333131, Mining Machinery and Equipment Manufacturing; and","Manufacturing pumps and pumping equipment--are classified in U.S. Industry 333914, Measuring, Dispensing, and Other Pumping Equipment Manufacturing."]