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Class Information
Number: 205/329
Name: Electrolysis: processes, compositions used therein, and methods of preparing the compositions > Electrolytic coating (process, composition and method of preparing composition) > Forming nonmetal coating > Predominantly aluminum substrate > Anodizing > Utilizing sulfuric acid-containing bath > Organic compound-containing
Description: Subject matter wherein the electrolyte bath also contains an organic compound as an essential constituent thereof (e.g., pyridine, etc.).

Sub-classes under this class:

Class Number Class Name Patents
205/330 Organic carboxyl compound-containing 20
205/331 Organic sulfoxy compound-containing 17

Patents under this class:

Patent Number Title Of Patent Date Issued
6858126 High capacitance anode and system and method for making same Feb. 22, 2005
6838297 Nanostructure, electron emitting device, carbon nanotube device, and method of producing the same Jan. 4, 2005
6524718 Metallic object with a thin polyphase oxide coating and process for the manufacture thereof Feb. 25, 2003
6379523 Method of treating surface of aluminum blank Apr. 30, 2002
6149795 Fungus resistant boric acid-sulfuric acid anodizing Nov. 21, 2000
5716511 Anodizing electrolyte and its use Feb. 10, 1998
5590799 Child-resistant closure with castellations Jan. 7, 1997
5362569 Anodizing and duplex protection of aluminum copper alloys Nov. 8, 1994
5102508 Method of producing colored surfaces on parts of aluminum or aluminum alloy Apr. 7, 1992
4898651 Anodic coatings on aluminum for circuit packaging Feb. 6, 1990
4894126 Anodic coatings on aluminum for circuit packaging Jan. 16, 1990
4444628 Process for treating Al alloy casting and die casting Apr. 24, 1984
4270991 Anodic oxidation of aluminum and aluminum alloys with a lignin electrolyte solution Jun. 2, 1981
4133725 Low voltage hard anodizing process Jan. 9, 1979
4128461 Aluminum hard anodizing process Dec. 5, 1978
4031027 Chemical surface coating bath Jun. 21, 1977
3996115 Process for forming an anodic oxide coating on metals Dec. 7, 1976

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