Carl K. Smith

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Mathis, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of mixing and spraying concrete onto pipe
- Patent number 4,164,597
- Issue date Aug 14, 1979
- Midcon Pipeline Equipment Co.
- Carl K. Smith
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Tangentially fed upflow sand filter method and apparatus
- Patent number 4,141,824
- Issue date Feb 27, 1979
- Midcon Pipeline Equipment Co.
- Carl K. Smith
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Technique for mixing granular materials
- Patent number 3,942,772
- Issue date Mar 9, 1976
- Mid-Continent Pipeline Equipment Company
- Carl K. Smith
- B28 - WORKING CEMENT, CLAY, OR STONE