Stratification mass for the production of top surfacing layers
Patent 4309474 Issued on January 5, 1982. Estimated Expiration Date: 
June 16, 2000. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
June 16, 2000. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3019206 3039992 3503923 3772249 InventorsApplicationNo. 06/160127 filed on 06/16/1980US Classes:428/328, Heavy metal or aluminum or compound thereof384/907, Bearing material or solid lubricant427/190, Metallic compound particles428/422Addition polymer is perhalogenatedExaminersPrimary: Smith, John D.Assistant: Plantz, Bernard F. Attorney, Agent or FirmInternational ClassesC09D 127/16 (20060101)C09D 5/10 (20060101) Foreign Application Priority Data1979-07-12 DEAbstractA stratification mass for the production of top surfacing layers particularly through dipping, painting, filling or spraying on a carrier (especially for friction/slide layers of bearing laminates having metallic base members) of a matrix foundation substance of fluoride-held polymers which has admixed metal or metal-alloy particles and/or additive material with friction and/or slide-improving characteristics. The applied layer material is subjected to heat to melt the same, and the layer is then cooled and pressed. The synthetic substance of the matrix can contain a primer, such as chromium oxide.Other References
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