John W. Pfeiffer

Person

Hughesville, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
System and method for handling containers of bulk particulate mater...
- Patent number 7,967,546
- Issue date Jun 28, 2011
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System and method for handling containers of bulk particulate mater...
- Patent number 7,384,230
- Issue date Jun 10, 2008
- The Young Industries, Inc.
- John W. Pfeiffer
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
System for pneumatically conveying bulk particulate materials
- Patent number 7,073,985
- Issue date Jul 11, 2006
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System and method for handling containers of bulk particulate mater...
- Patent number 7,063,493
- Issue date Jun 20, 2006
- The Young Industries, Inc.
- John W. Pfeiffer
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
System for pneumatically conveying bulk particulate materials
- Patent number 6,964,544
- Issue date Nov 15, 2005
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System and apparatus for filling containers with bulk particulate m...
- Patent number 6,843,633
- Issue date Jan 18, 2005
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System for pneumatically conveying bulk particulate materials
- Patent number 6,796,749
- Issue date Sep 28, 2004
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System and method for assuring fluidization of a material transport...
- Patent number 6,764,253
- Issue date Jul 20, 2004
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System and apparatus for filling containers with bulk particulate m...
- Patent number 6,739,358
- Issue date May 25, 2004
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System for pneumatically conveying bulk particulate materials
- Patent number 6,722,822
- Issue date Apr 20, 2004
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System for pneumatically conveying bulk particulate materials
- Patent number 6,719,500
- Issue date Apr 13, 2004
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System for handling bulk particulate materials
- Patent number 6,682,290
- Issue date Jan 27, 2004
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
System for handling bulk particulate materials
- Patent number 6,609,871
- Issue date Aug 26, 2003
- Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Bulk material conveying system and ejector therefor
- Patent number 6,345,936
- Issue date Feb 12, 2002
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Vacuum system for particulate materials and an improved ejector dev...
- Patent number 6,345,935
- Issue date Feb 12, 2002
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Eductor wand for bulk particulate materials
- Patent number 6,254,315
- Issue date Jul 3, 2001
- The Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Vacuum system for particulate materials and an ejector device therefor
- Patent number 6,234,722
- Issue date May 22, 2001
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Bulk material conveying system and ejector therefor
- Patent number 5,899,641
- Issue date May 4, 1999
- The Young Industries
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Bag dumping station vacuum
- Patent number 5,769,572
- Issue date Jun 23, 1998
- Young Industries, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Air filtration apparatus and filter cartridge retaining means therefor
- Patent number 5,746,796
- Issue date May 5, 1998
- The Young Industries, Inc.
- Richard W. Ambs
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Rotary vane valve
- Patent number 4,565,305
- Issue date Jan 21, 1986
- Koppers Company, Inc.
- John Fischer
- G01 - MEASURING TESTING
Information Patent Grant
Rotary vane valve including means for ensuring uniform distribution...
- Patent number 4,556,079
- Issue date Dec 3, 1985
- Koppers Company, Inc.
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
System and Method for Pneumatically conveying Metered Amounts of Bu...
- Publication number 20100014926
- Publication date Jan 21, 2010
- Anthony E. Boroch
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
System and method for handling containers of bulk particulate mater...
- Publication number 20070122263
- Publication date May 31, 2007
- John W. Pfeiffer
- B66 - HOISTING LIFTING HAULING
Information Patent Application
System and method for handling containers of bulk particulate mater...
- Publication number 20060110242
- Publication date May 25, 2006
- John W. Pfeiffer
- B66 - HOISTING LIFTING HAULING
Information Patent Application
System for pneumatically conveying bulk particulate materials
- Publication number 20060013659
- Publication date Jan 19, 2006
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Rotary feeder valve for pneumatic conveying system
- Publication number 20050269369
- Publication date Dec 8, 2005
- John W. Pfeiffer
- G01 - MEASURING TESTING
Information Patent Application
System for pneumatically conveying bulk particulate materials
- Publication number 20040265072
- Publication date Dec 30, 2004
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
System and apparatus for filling containers with bulk particulate m...
- Publication number 20040141817
- Publication date Jul 22, 2004
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
System for pneumatically conveying bulk particulate materials
- Publication number 20040136792
- Publication date Jul 15, 2004
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SYSTEM FOR PNEUMATICALLY CONVEYING BULK PARTICULATE MATERIALS
- Publication number 20040037656
- Publication date Feb 26, 2004
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SYSTEM FOR PNEUMATICALLY CONVEYING BULK PARTICULATE MATERIALS
- Publication number 20040037658
- Publication date Feb 26, 2004
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SYSTEM AND APPARATUS FOR FILLING CONTAINERS WITH BULK PARTICULATE M...
- Publication number 20040037657
- Publication date Feb 26, 2004
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
System for handling bulk particulate materials
- Publication number 20030194301
- Publication date Oct 16, 2003
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
System and method for handling containers of bulk particulate mater...
- Publication number 20030185659
- Publication date Oct 2, 2003
- John W. Pfeiffer
- B66 - HOISTING LIFTING HAULING
Information Patent Application
System for handling bulk particulate materials
- Publication number 20020192039
- Publication date Dec 19, 2002
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
BULK MATERIAL CONVEYING SYSTEM AND EJECTOR THEREFOR
- Publication number 20010041103
- Publication date Nov 15, 2001
- JOHN W. PFEIFFER
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Vacuum system for particulate materials and an improved ejector dev...
- Publication number 20010028830
- Publication date Oct 11, 2001
- John W. Pfeiffer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

John W. Pfeiffer

Person

Patents Grantslast 30 patents

System and method for handling containers of bulk particulate mater...

System and method for handling containers of bulk particulate mater...

System for pneumatically conveying bulk particulate materials

System and method for handling containers of bulk particulate mater...

System for pneumatically conveying bulk particulate materials

System and apparatus for filling containers with bulk particulate m...

System for pneumatically conveying bulk particulate materials

System and method for assuring fluidization of a material transport...

System and apparatus for filling containers with bulk particulate m...

System for pneumatically conveying bulk particulate materials

System for pneumatically conveying bulk particulate materials

System for handling bulk particulate materials

System for handling bulk particulate materials

Bulk material conveying system and ejector therefor

Vacuum system for particulate materials and an improved ejector dev...

Eductor wand for bulk particulate materials

Vacuum system for particulate materials and an ejector device therefor

Bulk material conveying system and ejector therefor

Bag dumping station vacuum

Air filtration apparatus and filter cartridge retaining means therefor

Rotary vane valve

Rotary vane valve including means for ensuring uniform distribution...

Patents Applicationslast 30 patents

System and Method for Pneumatically conveying Metered Amounts of Bu...

System and method for handling containers of bulk particulate mater...

System and method for handling containers of bulk particulate mater...

System for pneumatically conveying bulk particulate materials

Rotary feeder valve for pneumatic conveying system

System for pneumatically conveying bulk particulate materials

System and apparatus for filling containers with bulk particulate m...

System for pneumatically conveying bulk particulate materials

SYSTEM FOR PNEUMATICALLY CONVEYING BULK PARTICULATE MATERIALS

SYSTEM FOR PNEUMATICALLY CONVEYING BULK PARTICULATE MATERIALS

SYSTEM AND APPARATUS FOR FILLING CONTAINERS WITH BULK PARTICULATE M...

System for handling bulk particulate materials

System and method for handling containers of bulk particulate mater...

System for handling bulk particulate materials

BULK MATERIAL CONVEYING SYSTEM AND EJECTOR THEREFOR

Vacuum system for particulate materials and an improved ejector dev...