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F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
F42C9/00—Time fuzes; Combined time and percussion or pressure-actuated fuzes; Fuzes for timed self-destruction of ammunition
F42C9/10—Time fuzes; Combined time and percussion or pressure-actuated fuzes; Fuzes for timed self-destruction of ammunition the timing being caused by combustion
F42C9/12—Time fuzes; Combined time and percussion or pressure-actuated fuzes; Fuzes for timed self-destruction of ammunition the timing being caused by combustion with ring combustion elements
C—CHEMISTRY; METALLURGY
C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
C10M175/00—Working-up used lubricants to recover useful products ; Cleaning
C10M175/0008—Working-up used lubricants to recover useful products ; Cleaning with the use of adsorbentia
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Combustion & Propulsion
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FR651968D1927-04-121928-03-30Perfectionnements dans les procédés de régénération ou d'épuration des huiles lubrifiantes
ExpiredFR651968A
(fr)