| Title: | Method for making spot-shaped aluminium decorative material | ||
| Application Number: | 97120904 | Application Date: | 1997.10.21 |
| Publication Number: | 1215100 | Publication Date: | 1999.04.28 |
| Approval Pub. Date: | Granted Pub. Date: | 2000.09.13 | |
| International Classifi-cation: | B44C1/00,C22F1/04,C23F1/00,C23F17/00 | ||
| Applicant(s) Name: | Kunming Inst. of Noble Metal | Address: | 650221 |
| Inventor(s) Name: | Xu Kun | ||
| Attorney & Agent: | zhou yikang | ||
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Abstract: |
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| The production method of mottled aluminium decoration material includes the following steps: heat-treatment, deformation, secondary heat-treatment, mottling, colouring or painting protection. After having been treated by using said invented method, the surface of aluminium can produce visual large mottled flower so as to raise its decorative effect. | |||
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| Time: | 4 | ||
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