Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Haniel and Lueg GmbH
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Haniel and Lueg GmbH
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Filing date
Publication date
Application filed by Haniel and Lueg GmbHfiledCriticalHaniel and Lueg GmbH
Application grantedgrantedCritical
Publication of FR386747ApublicationCriticalpatent/FR386747A/fr
F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
F01L3/04—Coated valve members or valve-seats
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
General Engineering & Computer Science
(AREA)
FR386747D1908-01-301908-01-30Dispositif de protection pour les soupapes d'échappement de moteurs à gaz
ExpiredFR386747A
(fr)