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with rotating mixing tools
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Industry
CPC
B28C5/1812
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B28
Stoneworking
B28C
PREPARING CLAY PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL
B28C5/00
Apparatus or methods for producing mixtures of cement with other substances
Current Industry
B28C5/1812
with rotating mixing tools
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Patents Grants
last 30 patents
Information
Patent Grant
Mixing machine
Patent number
9,931,765
Issue date
Apr 3, 2018
James Okeefe
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
1628632
Patent number
1,628,632
Issue date
May 10, 1927
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents