| 摘要 |
PCT No. PCT/SE97/01302 Sec. 371 Date May 11, 1999 Sec. 102(e) Date May 11, 1999 PCT Filed Jul. 21, 1997 PCT Pub. No. WO98/04815 PCT Pub. Date Feb. 5, 1998Apparatus for the purification of exhaust gases from internal combustion engines is disclosed including a conduit for connecting the exhaust pipe from the engine with a canister containing an adsorbent for at least one of the components of the exhaust gases, and a valve associated with the conduit for selectively directing the exhaust gases from the exhaust pipe to the canister when the valve is open. Methods for purification of such exhaust gases are also disclosed including monitoring an operating condition for the internal combustion engine and controlling the flow of the exhaust gases from the engine to the exhaust pipe in response to the monitored operating condition, controlling of the flow including selectively directing at least a portion of the exhaust gases from the exhaust pipe to the canister. |
