Stephen A. Uban

Person

Stillwater, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of cleaning a filter
- Patent number 8,075,700
- Issue date Dec 13, 2011
- Weatherford/Lamb, Inc.
- Michael Ekholm
- B08 - CLEANING
Information Patent Grant
Valveless intake screen airburst system
- Patent number 7,867,395
- Issue date Jan 11, 2011
- Weatherford/Lamb, Inc.
- Michael Ekholm
- B08 - CLEANING
Information Patent Grant
Screen material
- Patent number 6,698,595
- Issue date Mar 2, 2004
- Weatherford/Lamb, Inc.
- Robert G. Norell
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Well screen with floating mounting
- Patent number 5,979,551
- Issue date Nov 9, 1999
- United States Filter Corporation
- Stephen A. Uban
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well casing assembly with erosion protection for inner screen
- Patent number 5,881,809
- Issue date Mar 16, 1999
- United States Filter Corporation
- George A. Gillespie
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for water treatment
- Patent number 5,766,488
- Issue date Jun 16, 1998
- United States Filter Corporation
- Stephen A. Uban
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Lateral member assembly for underdrain lateral system
- Patent number 5,618,426
- Issue date Apr 8, 1997
- Wheelabrator Water Technologies Inc.
- Frederick W. Eischen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for water treatment
- Patent number 5,514,284
- Issue date May 7, 1996
- Wheelabrator Engineered Systems Inc.
- Stephen A. Uban
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Slotted scallop-shaped underdrain screened lateral elements
- Patent number 5,118,419
- Issue date Jun 2, 1992
- Johnson Filtration Systems Inc.
- Thomas W. Evans
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Slotted screen scallops for high loading pressures and method of ma...
- Patent number 5,015,383
- Issue date May 14, 1991
- Johnson Filtration Systems Inc.
- Thomas W. Evans
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Serial crossflow filtration assembly
- Patent number 4,994,190
- Issue date Feb 19, 1991
- CPC Engineering Corporation
- Stephen A. Uban
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
VALVELESS INTAKE SCREEN AIRBURST SYSTEM
- Publication number 20110056526
- Publication date Mar 10, 2011
- Michael Ekholm
- B08 - CLEANING
Information Patent Application
Valveless intake screen airburst system
- Publication number 20070017549
- Publication date Jan 25, 2007
- Michael Ekholm
- B08 - CLEANING
Information Patent Application
Screen material
- Publication number 20020175120
- Publication date Nov 28, 2002
- WEATHERFORD/LAMB, INC.
- Robert G. Norell
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Stephen A. Uban

Person

Patents Grantslast 30 patents

Method of cleaning a filter

Valveless intake screen airburst system

Screen material

Well screen with floating mounting

Well casing assembly with erosion protection for inner screen

Method and apparatus for water treatment

Lateral member assembly for underdrain lateral system

Method and apparatus for water treatment

Slotted scallop-shaped underdrain screened lateral elements

Slotted screen scallops for high loading pressures and method of ma...

Serial crossflow filtration assembly

Patents Applicationslast 30 patents

VALVELESS INTAKE SCREEN AIRBURST SYSTEM

Valveless intake screen airburst system

Screen material