- IDECO (8)
- INGERSOLL RAND (4)
- JASON OIL & GAS EQUIPMENT (1)
- JETIN (1)
- JETSTREAM (1)
- JWS (6)
- KERR (1)
- LANZHOU (1)
- LJR PUMP & PARTS (2)
- MAXUM (1)
- MUD KING PRODUCTS (5)
- MYERS (1)
- NATIONAL (43)
- NATIONAL OILWELL (2)
- NATIONAL OILWELL VARCO (1)
- NLB (3)
- NOT SPECIFIED (22)
- NOV (1)
- OFM PUMP INC (3)
- OILWELL (75)