Claims
- 1. The use of low value heat, such as waste heat, low grade heat, low cost heat etc., to Supply part or all of the energy needed to manufacture brick, sand-lime brick, and other man-made stone like materials.
- 2. The use of spent lime, waste lime, waste foundry sand, dredging spoils, excavation waste, contaminated soil, fly-ash, coal ash, coal clinkers, spent sand blasting media, spent grinding grit, quarry dust, street dust, mine dust, mine tailings, taconite tailings, metal winning tailings, well drilling waste, lime sludge and the like as part or all of the raw materials to make brick, sand-lime brick, and other man-made stone-like materials.
CROSS REFERENCE TO RELATED APPLICATIONS
[0001] Part or all of this subject matter was disclosed in U.S. Provisional Patent application serial No. 60/220,609 Filed Jul. 25, 2000, and U.S. Non-Provisional patent application Ser. No. 09/911, 217 and U.S. Non-Provisional patent application Ser. No. 09/911,247, both filed Jul. 23, 2001.
Provisional Applications (1)
|
Number |
Date |
Country |
|
60220609 |
Jul 2000 |
US |
Divisions (1)
|
Number |
Date |
Country |
Parent |
09911217 |
Jul 2001 |
US |
Child |
10409831 |
Apr 2003 |
US |