Cleaning compositions and methods of treating equipment
US7507301B2 · kind B2 · utility
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16References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 6, 2005 |
| Grant date | Mar 24, 2009 |
| Priority date | — |
| Expiry date | Apr 18, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/20
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Cleaning compositions and methods of use thereof are described. A representative method includes treating equipment, particularly equipment used in the asphalt industry and other industries, such as bituminous, rubber, plastics, polymer, tar, concrete, and cement industries. The methods employ a cleaning composition that includes at least one or more of the following: surfactants, builders, hydrotropes, alkali compounds, processing aids, organic acids, and water conditioners, in any combination.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.