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incorporating reinforcements or inserts
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CPC
B28B21/56
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B28
Stoneworking
B28B
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL
B28B21/00
Methods or machines specially adapted for the production of tubular articles
Current Industry
B28B21/56
incorporating reinforcements or inserts
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Patents Grants
last 30 patents
Information
Patent Grant
System and method for tracking reinforcement member placement in an...
Patent number
11,919,193
Issue date
Mar 5, 2024
GE INFRASTRUCTURE TECHNOLOGY LLC
Christopher James Kenny
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Pre-stressed concrete pipe
Patent number
11,555,562
Issue date
Jan 17, 2023
Ming C. Kuo
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Exhaust subsystem with fiber pipe and method of forming fiber pipe
Patent number
11,339,704
Issue date
May 24, 2022
NOVO PLASTICS INC.
Baljit Sierra
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Removable and replaceable anchored tunnel gasket
Patent number
10,954,668
Issue date
Mar 23, 2021
Vertex, Inc.
William C. Andrick
E21 - EARTH DRILLING MINING
Information
Patent Grant
Removable and replaceable anchored frame-like tunnel gasket constru...
Patent number
10,662,643
Issue date
May 26, 2020
Vertex, Inc.
William C. Andrick
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Protective element, concrete element, and method for producing a co...
Patent number
9,909,418
Issue date
Mar 6, 2018
Herrenknecht AG
Marc Peters
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Liner for concrete article
Patent number
9,605,777
Issue date
Mar 28, 2017
HawkeyePedershaab Concrete Technologies, Inc.
Claudio Subacchi
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Systems and methods of concrete apparatus with incorporated lifter
Patent number
9,296,125
Issue date
Mar 29, 2016
Pat Halton Fore
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Hollow structure, and preparation method thereof
Patent number
9,267,286
Issue date
Feb 23, 2016
Ajou University Industry-Academic Cooperation Foundation
Jang Hoon Kim
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Systems and methods of concrete apparatus with incorporated lifter
Patent number
8,852,490
Issue date
Oct 7, 2014
Pat Halton Fore
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Vibration-resistant reinforced concrete watertight pipe and method...
Patent number
8,622,093
Issue date
Jan 7, 2014
Sun-Am R&D Co., Ltd.
Jung Suk Lee
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Cast-in-place gasket for pipe joints
Patent number
7,922,179
Issue date
Apr 12, 2011
Vertex, Inc.
William C. Andrick
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Manhole insert for manufacture of a cast member and to provide a st...
Patent number
7,108,101
Issue date
Sep 19, 2006
Poly-Tec Products, Inc.
James A. Westhoff
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Sealing device for pipes
Patent number
6,089,618
Issue date
Jul 18, 2000
Forsheda AB
Wieland Neumann
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Sealing element
Patent number
6,076,834
Issue date
Jun 20, 2000
Forsheda AB
Lennart Jornhagen
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Seal between two telescopically insertable concrete components
Patent number
5,566,955
Issue date
Oct 22, 1996
Forsheda-Stefa GmbH
Gerhard Preisendoerfer
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Pipe joint
Patent number
5,280,972
Issue date
Jan 25, 1994
Forsheda AB
Joakim Andersson
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Concrete products and methods of fabrication
Patent number
5,271,193
Issue date
Dec 21, 1993
Robert W. Olsen
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Spacer suited for being embedded in concrete
Patent number
5,269,113
Issue date
Dec 14, 1993
Siegfried Dreizler
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Header pallet
Patent number
5,251,867
Issue date
Oct 12, 1993
Roger Beacom
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Apparatus for producing a composite pipe in a rotating drum
Patent number
5,238,384
Issue date
Aug 24, 1993
Von Roll AG
Peter Hartmann
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Cage positioner
Patent number
5,236,322
Issue date
Aug 17, 1993
International Pipe Machinery Corporation
Michael R. Willert
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Method for producing a composite pipe in a rotating drum
Patent number
5,082,614
Issue date
Jan 21, 1992
Peter Hartmann Beteiligungen AG
Peter Hartmann
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Device for manufacturing concrete parts
Patent number
5,040,968
Issue date
Aug 20, 1991
Georg Prinzing GmbH & Co. KG
Richard Kraiss
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Apparatus for forming inverts and manhole assemblies and the like u...
Patent number
4,941,643
Issue date
Jul 17, 1990
A-Lok Products, Inc.
Jack Ditcher
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Seal construction in bell and spigot type concrete pipe connection
Patent number
4,871,180
Issue date
Oct 3, 1989
Gerhard H. Preisendorfer
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Methods for forming inverts in manhold assemblies
Patent number
4,801,417
Issue date
Jan 31, 1989
A-Lok Products Corporation
Jack Ditcher
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Cage positioning device for use with a concrete pipe form
Patent number
4,710,115
Issue date
Dec 1, 1987
Nebco, Inc.
James L. Tucker
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Means for sealing the gap between two axially displaceable sealing...
Patent number
4,690,414
Issue date
Sep 1, 1987
Mehren Rubber A/S
Per Haaland
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Apparatus for forming inverts and manhole assemblies
Patent number
4,685,650
Issue date
Aug 11, 1987
A-Lok Products Corporation
Jack Ditcher
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Information
Patent Application
RECESS FORMER AND ANCHOR ASSEMBLY
Publication number
20240217137
Publication date
Jul 4, 2024
LEVIAT PTY LTD
Rodney MACKAY SIM
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
SYSTEM AND METHOD FOR TRACKING REINFORCEMENT MEMBER PLACEMENT IN AN...
Publication number
20240033967
Publication date
Feb 1, 2024
GENERAL ELECTRIC COMPANY
Christopher James Kenny
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
EXHAUST SUBSYSTEM WITH FIBER PIPE AND METHOD OF FORMING FIBER PIPE
Publication number
20190353078
Publication date
Nov 21, 2019
Baljit Sierra
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
REMOVABLE AND REPLACEABLE ANCHORED TUNNEL GASKET
Publication number
20190226340
Publication date
Jul 25, 2019
Vertex, Inc.
William C. Andrick
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Protective element, concrete element, and method for producing a co...
Publication number
20160290135
Publication date
Oct 6, 2016
Herrenknecht AG
Marc Peters
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
VIBRATION-RESISTANT REINFORCED CONCRETE WATERTIGHT PIPE AND METHOD...
Publication number
20110108151
Publication date
May 12, 2011
SUN-AM R&D CO., LTD.
Jung Suk LEE
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Systems and Methods of Concrete Apparatus with Incorporated Lifter
Publication number
20100258980
Publication date
Oct 14, 2010
Pat Halton Fore, III
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Cast-in-place gasket for pipe joints
Publication number
20080088096
Publication date
Apr 17, 2008
Vertex, Inc.
William C. Andrick
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Cast-in-place gasket for pipe joints
Publication number
20060186662
Publication date
Aug 24, 2006
Vertex, Inc.
William C. Andrick
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Spacer with stretchable sheath
Publication number
20060180955
Publication date
Aug 17, 2006
Jean Girard
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Moulding of concrete articles
Publication number
20060138688
Publication date
Jun 29, 2006
Graeme Reginald Hume
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Inserts and method and apparatus for embedding inserts in cast members
Publication number
20050188645
Publication date
Sep 1, 2005
POLY-TEC PRODUCTS, INC.
James A. Westhoff
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Sealing ring for connecting two especially insertable concrete comp...
Publication number
20030107189
Publication date
Jun 12, 2003
Roger Bonnert
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Method and an apparatus for the manufacture of well equipment with...
Publication number
20030107141
Publication date
Jun 12, 2003
S?oslash;ren Brorsbøl
B28 - WORKING CEMENT, CLAY, OR STONE