F01N   1/00		òˡˤäħŤ줿ò	Silencing apparatus characterised by method of silencing	6315
F01N   1/02		ĤѤ	by using resonance	5218
F01N   1/04		ļ˵۲ʪĤ	having sound-absorbing materials in resonance chambers	1857
F01N   1/06		ĸ̤Ѥ	by using interference effect	2583
F01N   1/08		ʤޤϱήˤäӵͥ륮򸺾	by reducing exhaust energy by throttling or whirling	11768
F01N   1/10		۲ʪȤ߹碌	in combination with sound-absorbing materials	4597
F01N   1/12		ΥͥѤΡʣƣΣͥ表£á	using spirally- or helically-shaped channels(<b>F01N1/10</b> takes precedence; cyclones <b>B04C</b>)	1161
F01N   1/14		ӥ˶ä	by adding air to exhaust gases	682
F01N   1/16		ưѤ	by using movable parts	1786
F01N   1/18		žư	having rotary movement	598
F01N   1/20		ưޤϿưΡबɤǤΣƣΣ	having oscillating or vibrating movement(the parts being resilient walls <b>F01N1/22</b>)	263
F01N   1/22		बɤǤ	the parts being resilient walls	353
F01N   1/24		۲ʪѤΡʣƣΣƣΣƣΣƣΣƣΣͥ	by using sound-absorbing materials(<b>F01N1/04</b>, <b>F01N1/06</b>, <b>F01N1/10</b>, <b>F01N1/14</b>, <b>F01N1/16</b> take precedence)	3906
F01N   3/00		ӵ̵ޤ¾ν򤹤ʤӵ⤷Ͼò֡ŵŪƣΣӵ֤ƻޤϿǤ֣ƣΣˡΣ	Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust(electric control <b>F01N9/00</b>; monitoring or diagnostic devices for exhaust-gas treatment apparatus <b>F01N11/00</b>)	10171
F01N   3/01		ŵޤŵˤʬΥѤΡΣ	by means of electric or electrostatic separators	1353
F01N   3/02		ӵѤ뤿ΤΡޤӵθʬ뤿ΤΡŵޤϤˤʬΥȤΣƣΣˡΣ	for cooling, or for removing solid constituents of, exhaust(by means of electric or electrostatic separators <b>F01N3/01</b>)	17952
F01N   3/021		ե륿ѤΡΣ	by means of filters	7615
F01N   3/022		ä˥ե륿ι¤ħΤΡ㡥ϥ˥ܾޤݾΣ	characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous	6639
F01N   3/023		ե륿κʤͭΡ㡥ὸʬǳƤΡΣ	using means for regenerating the filters, e.g. by burning trapped particles	8352
F01N   3/025		СʤѤΡޤӵǳźäΡΣ	using fuel burner or by adding fuel to exhaust	4109
F01N   3/027		ŵޤϼˤҡѤΡΣ	using electric or magnetic heating	1886
F01N   3/028		ޥȤѤΡΣ	using microwaves	321
F01N   3/029		ӵǳʪźäΡΣ	by adding non-fuel substances to exhaust	1558
F01N   3/031		ե륿ХѥʤĤΡ㡥ܵͤޤޤֻưΣ	having means for by-passing filters, e.g. when clogged or during cold engine start	458
F01N   3/032		ե륿ΤߡΣ	during filter regeneration only	321
F01N   3/033		¾֤Ȥ߹碌ΡΣ	in combination with other devices	1750
F01N   3/035		ȿ֤ΡΣ	with catalytic reactors	7091
F01N   3/037		ϤޤϱϤˤʬΥѤΡ㡥졼ȴϢΡΣ	by means of inertial or centrifugal separators, e.g. associated with agglomerators	671
F01N   3/038		γץ졼ȤˤĥˤΡΣ	by means of perforated plates defining expansion chambers associated with condensation and collection chambers	103
F01N   3/04		ΤѤ	by means of liquids	6887
F01N   3/05		ѤΡ㡥ӵ˶򺮤Ρӵ˶äòƣΣӵͭʬǮޤϿȿ֤ؤźö֣ƣΣˡΣ	by means of air, e.g. by mixing exhaust with air(silencers working by addition of air to exhaust <b>F01N1/14</b>; arrangements for the supply of additional air for the thermal or catalytic conversion of noxious components of exhaust <b>F01N3/30</b>)	1553
F01N   3/06		в֤äΤ	for extinguishing sparks	1439
F01N   3/08		̵ˤ뤿ΤΡŵޤŵˤʬΥȤΣƣΣŪħΣ£ģˡΣ	for rendering innocuous(using electric or electrostatic separators <b>F01N3/01</b>; chemical aspects <b>B01D53/92</b>)	21834
F01N   3/10		ӵͭʬǮޤϿޤѴ뤳ȤˤΡΣ	by thermal or catalytic conversion of noxious components of exhaust	18202
F01N   3/18		ˡħĤΡĴΣ	characterised by methods of operation; Control	4096
F01N   3/20		ä˿ޤˤѴŬѤΡʣƣΣͥˡΣ	specially adapted for catalytic conversion(<b>F01N3/22</b> takes precedence)	32460
F01N   3/22		źöζΤߤĴ㡥Хѥ뤤ϲѤζݥ׶ưʤˤΡΣ	Control of additional air supply only, e.g. using by-passes or variable air pump drives	4352
F01N   3/24		Ѵ֤ι¤Ṳ̄ħĤΡʿȿ֤Ȥ߹碌ɲ֣ƣΣˡΣ	characterised by constructional aspects of converting apparatus(filtering in combination with catalytic reactors <b>F01N3/035</b>)	17281
F01N   3/26		Ǯȿ֤ι¤Σ	Construction of thermal reactors	2088
F01N   3/28		ȿ֤ι¤Σ	Construction of catalytic reactors	32357
F01N   3/30		źöζΤ֡Ĵ㡥Хѥ뤤ϲѤζݥ׶ưʤˤΡƣΣˡΣ	Arrangements for supply of additional air(control, e.g. using by-passes or variable air pump drives, <b>F01N3/22</b>)	2612
F01N   3/32		ݥפѤΡʮήݥפѤΣƣΣݥװ̣ƣˡΣ	using air pumps(using jet air pumps <b>F01N3/34</b>; pumps in general <b>F04</b>)	1884
F01N   3/34		ƳɤޤʮήݥפѤΡ㡥ؤӵζ˵Σ	using air conduits or jet air pumps, e.g. near the engine exhaust port	2253
F01N   3/36		źǳζΤ֡Σ	Arrangements for supply of additional fuel	4356
F01N   3/38		ФΤ֡Σ	Arrangements for igniting	710
F01N   5/00		ӵͥ륮Ѥ֤ȷޤȤ߹蘆ӵޤϾò֡ʵ뵤ΤΡӵϤˤӵαưޤưͥ륮ѣƣ¡ˡΣ	Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy(using kinetic or wave energy of exhaust gases in exhaust systems for charging <b>F02B</b>)	1344
F01N   5/02		ǮѤ	the devices using heat	10385
F01N   5/04		ưͥ륮Ѥ	the devices using kinetic energy	2249
F01N   9/00		ӵ֤ŵŪӵ֤ƻޤϿǤ֣ƣΣİʾǳƵصǽζƱŵŪƣģˡΣ	Electrical control of exhaust gas treating apparatus(monitoring or diagnostic devices for exhaust-gas treatment apparatus <b>F01N11/00</b>; conjoint electrical control of two or more combustion engine functions <b>F02D43/00</b>)	14084
F01N  11/00		ӵ֤ƻޤϿǤ֡Σ	Monitoring or diagnostic devices for exhaust-gas treatment apparatus	13364
F01N  13/00		¤ÿˤäħŤ줿ӵޤϾò֡Σ	Exhaust or silencing apparatus characterised by constructional features	17720
F01N  13/02		ĤޤϤʾΩòľˤ֡Σ	having two or more separate silencers in series	4095
F01N  13/04		ĤޤϤʾξòˤ֡㡥¿ѤϢĤΡΣ	having two or more silencers in parallel, e.g. having interconnections for multi-cylinder engines	1463
F01N  13/06		äŬѤΡ㡥ӵޥ˥ۥɡΣ	specially adapted for star-arrangement of cylinders, e.g. exhaust manifolds	148
F01N  13/08		ӵɤΤ¾ιޤŬѡΣ	Other arrangements or adaptations of exhaust conduits	25178
F01N  13/10		ӵɤФΡΣ	of exhaust manifolds	7064
F01N  13/12		ä˿ӵŬѤΡΣ	specially adapted for submerged exhausting	1019
F01N  13/14		ǮʤĤΡΣ	having thermal insulation	7864
F01N  13/16		üʪ򤷤ΡΣ	Selection of particular materials	3078
F01N  13/18		¤Ωʬưפˤ뤿ι¤Σ	Construction facilitating manufacture, assembly or disassembly	17593
F01N  13/20		ȳиĤΡ㡥ҤΣ	having flared outlets, e.g. of fish-tail shape	2146
F01N  99/00		Υ֥饹¾Υ롼פʬवʤΣ	Subject matter not provided for in other groups of this subclass	3462
