| 1. | Internal combustion engines - piston rings - oil control rings 内燃机.活塞环.护油环 |
| 2. | Coil spring loaded slotted oil control ring 螺旋弹簧加载双坡口油环 |
| 3. | Internal combustion engines - piston rings - coil - spring - loaded oil control rings 内燃机活塞环螺旋撑簧油环 |
| 4. | Internal combustion engines ; piston rings ; oil control rings ; identical with iso 6625 : 1986 内燃机.活塞环.护油环 |
| 5. | Internal combustion engines - piston rings - expander segment oil control rings 内燃机.活塞环.撑胀器组合式护油环 |
| 6. | Double bevelled oil control ring 双坡口油环 |
| 7. | Internal combustion engines - piston rings - coil spring loaded oil control rings 内燃机.活塞环.螺旋弹簧定位的护油环 |
| 8. | Bevelled - ege oil control ring 边缘坡口油环 |
| 9. | Internal combustion engines - large diameter piston rings - part 7 : oil control rings 内燃机.大直径活塞环.第7部分:油控环 |
| 10. | Internal combustion engines - small diameter piston rings - part 11 : oil control rings 内燃机.小直径活塞环.第11部分:油控环 |