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  Home > Accolades > Acquired Patents
 

Qualifications

  • International Quality Systems Examination - ISO9001 Certificate 
  • Science & Technology Ministry of China - "Advanced Technology by Enterprise" Assessment & Qualification

Patents

  • No. ZL94230220.6 - Hollow Sucker Rod through pump
  • No. ZL98240272.4 - Hollow Sucker against blended sewage
  • No. ZL98240272.5 - Electric Heating by Water Injection unit
  • No. ZL99225000.5 - Ascending Chain Dregs Wiper
  • No. ZL99225001.3 - Pre-Disposal equipment for heavy oil sewage
  • No. ZL99225002.1 - Heavy Oil recovery equipment from heavy oil sewage
  • Depth - Disposal & Recovery technology of heavy oil sewage
  • Heavy Oil De-oiler - Bearing Sewage
  • Dehydration Equipment for heavy oil sludge
  • Disposal process of heavy oil sewage: Silicon remover equipment, Pre-coat Filtering Equipment, Softening Equipment
 
 
 
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