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the rollers of the compaction head being driven
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Industry
CPC
B28B21/247
This industry / category may be too specific. Please go to a parent level for more data
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
B28B21/247
the rollers of the compaction head being driven
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Patents Grants
last 30 patents
Information
Patent Grant
Concrete roller head
Patent number
8,979,520
Issue date
Mar 17, 2015
Hawkeye Concrete Products Co.
Claudio Subacchi
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Compaction head of a production machine for reinforced concrete pipes
Patent number
5,616,351
Issue date
Apr 1, 1997
Wensauer Betonwerk GmbH
Gerhard Wensauer
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
3632270
Patent number
3,632,270
Issue date
Jan 4, 1972
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Information
Patent Application
PACKERHEAD MACHINE
Publication number
20160236374
Publication date
Aug 18, 2016
Hawkeye Concrete Products Co.
Claudio SUBACCHI
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
CONCRETE ROLLER HEAD
Publication number
20130302462
Publication date
Nov 14, 2013
Hawkeye Concrete Products Co.
Claudio SUBACCHI
B28 - WORKING CEMENT, CLAY, OR STONE