with reciprocating or oscillating stirrers; Stirrers therefor

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Patents Grantslast 30 patents

Information Patent Grant
Method of making concrete
- Patent number 11,572,312
- Issue date Feb 7, 2023
- MACROCEMENT INDUSTRIES LTD.
- Alexander Ozersky
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Dual shaft pan mixer
- Patent number 4,758,095
- Issue date Jul 19, 1988
- Chichibu Cement Kabushiki Kaisha
- Mamoru Kanda
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Concrete mixer
- Patent number 4,522,499
- Issue date Jun 11, 1985
- Hudelmaier; Ingrid
- Gerhard Hudelmaier
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Vibrating paddle assembly for a slip former
- Patent number 3,947,167
- Issue date Mar 30, 1976
- William P. K. Rochfort
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
3082106
- Patent number 3,082,106
- Issue date Mar 19, 1963
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
2551583
- Patent number 2,551,583
- Issue date May 8, 1951
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
2164044
- Patent number 2,164,044
- Issue date Jun 27, 1939
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
1791710
- Patent number 1,791,710
- Issue date Feb 10, 1931
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
1764699
- Patent number 1,764,699
- Issue date Jun 17, 1930
- B28 - WORKING CEMENT, CLAY, OR STONE