the measuring chambers being provided on a rotating drum

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Patents Grantslast 30 patents

Information Patent Grant
Concrete mixing and distribution equipment
- Patent number 4,556,323
- Issue date Dec 3, 1985
- Luther V. Elkin
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Rotating material feed for apparatus for pneumatic conveying of loo...
- Patent number 4,376,600
- Issue date Mar 15, 1983
- Aliva Aktiengesellschaft
- Ernst Egli
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
3672646
- Patent number 3,672,646
- Issue date Jun 27, 1972
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
1814483
- Patent number 1,814,483
- Issue date Jul 14, 1931
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
1638715
- Patent number 1,638,715
- Issue date Aug 9, 1927
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
1623590
- Patent number 1,623,590
- Issue date Apr 5, 1927
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
1507867
- Patent number 1,507,867
- Issue date Sep 9, 1924
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
1332300
- Patent number 1,332,300
- Issue date Mar 2, 1920
- B28 - WORKING CEMENT, CLAY, OR STONE