for discharging filter cake

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Patents Grantslast 30 patents

Information Patent Grant
Water purification housing and rainwater purification system using...
- Patent number 12,017,160
- Issue date Jun 25, 2024
- Kwan Jung
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Vessel screen retaining system and method
- Patent number 11,918,030
- Issue date Mar 5, 2024
- Philip Morris USA Inc.
- Nathaniel Hull
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Plant mixture processing systems
- Patent number 11,382,448
- Issue date Jul 12, 2022
- Robert C. Crane
- B30 - PRESSES
Information Patent Grant
Vessel screen retaining system and method
- Patent number 11,284,642
- Issue date Mar 29, 2022
- Philip Morris USA Inc.
- Nathaniel Hull
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Filter apparatus
- Patent number 10,946,315
- Issue date Mar 16, 2021
- PUTSCH GmbH & Co.KG
- Rainer Hensel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Combined device for sewage deep treatment and treatment method
- Patent number 9,738,546
- Issue date Aug 22, 2017
- MISSISSIPPI INTERNATIONAL WATER (CHINA) INC.
- Dawei Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
3512642
- Patent number 3,512,642
- Issue date May 19, 1970
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE