Guichun Zhang

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Highlands Ranch, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
System for recovering fat, oil and grease from wastewater
- Patent number 11,485,650
- Issue date Nov 1, 2022
- Besser Tech Holdings LLC
- William Michael Fields
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Bio-DAF system for domestic and industrial wastewater treatment
- Patent number 11,214,504
- Issue date Jan 4, 2022
- Besser Tech Holdings LLC
- William Michael Fields
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
BROWN GREASE TREATMENT AND DISPOSAL SYSTEM
- Publication number 20200277212
- Publication date Sep 3, 2020
- Water Envirornmental Technology
- William Michael Fields
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEM FOR RESOURCE RECOVERY FROM POULTRY PROCESSING WASTEWATER
- Publication number 20200239330
- Publication date Jul 30, 2020
- Water Envirornmental Technology
- William Michael Fields
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
BIO-DAF SYSTEM FOR DOMESTIC AND INDUSTRIAL WASTEWATER TREATMENT
- Publication number 20200223729
- Publication date Jul 16, 2020
- Water Environmental Technology
- William Michael Fields
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEM FOR RECOVERING FAT, OIL AND GREASE FROM WASTEWATER
- Publication number 20200131051
- Publication date Apr 30, 2020
- Water Envirornmental Technology
- William Michael Fields
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...