| 1. | Slow releasing sold scale inhibitor for oil wells
固体缓释型油井防垢剂的研制 |
| 2. | Scale prevention technique of oil pipeline
原油外输管线防垢技术 |
| 3. | Technical condition for sodium humate used as boiler scale inhibitor
锅炉防垢剂用腐植酸钠技术条件 |
| 4. | Studies on anti - scale limit of magnetic water solution after ultra - filtration
磁化水超滤后的防垢限度研究 |
| 5. | It is pointed cut that the technology of ultrasonic would he the developing direction of anti - scaling
指出超声波处理是防垢技术的发展方向。 |
| 6. | Application of ultrasonic device to prevent scale depositing for the sulfuric - contained sewage stripping unit
超声波防垢器在含硫污水汽提装置中的应用 |
| 7. | Method of use : as dispersing agent of fe2o3 for preparing membrane , as scale - preventative for equipments of industrial water
2用途：本品可用作预膜时三氧化二铁的分散剂，工业用水设备的防垢剂。 |
| 8. | Dithiocyanomethane can increase oil production by reducing oil layer contamination , preventing clay form expanding , and disinfecting
二硫氰基甲烷对油田减少油层污染，防止粘土膨胀及杀菌防垢，增加产量。 |
| 9. | The combination of high effective fields with chemical treatments is the future trend of oil - field water disposal technology
注水管网的清防垢技术有多种，化学清防垢技术目前仍然是油田常用技术，但成本高、环境负荷大。 |
| 10. | Water goes through the powerful magnetized dirt - remover & dirt - proof device ( patent no . : 200420117565 . x ) , after 7 layers powerful magnetization , the sterilization rate can reaches 70 %
水通过强磁化除垢防垢器（专利号： 200420117565 . x ）通过7层高强磁化，杀菌率达到70 % 。 |
