C22B   1/00		ФޤϥåפͽŪ	Preliminary treatment of ores or scrap	8814
C22B   1/02		ƹʣã£ͥ	Roasting processes(<b>C22B1/16</b> takes precedence)	8032
C22B   1/04			Blast roasting	308
C22B   1/06		β	Sulfating roasting	892
C22B   1/08			Chloridising roasting	1436
C22B   1/10		ήư֤ˤ	in fluidised form	1564
C22B   1/11		ƤˤʤβޤϤǤνˡΣ	Removing sulfur, phosphorus or arsenic, other than by roasting	644
C22B   1/14		Ĳ硨¤γ	Agglomerating; Briquetting; Binding; Granulating	3241
C22B   1/16		Ʒ롨	Sintering; Agglomerating	6985
C22B   1/18		ƷݥåȤˤ	in sinter pots	191
C22B   1/20		ưгʻҤͭƷ뵡ˤ	in sintering machines with movable grates	3946
C22B   1/212		ȥͥϧˤΡΣ	in tunnel furnaces	74
C22B   1/214		èϧˤΡΣ	in shaft furnaces	236
C22B   1/216		žϧˤΡΣ	in rotary furnaces	637
C22B   1/22		¾ξƷ֤ˤ	in other sintering apparatus	397
C22B   1/24		硨Ĳ	Binding; Briquetting	5533
C22B   1/242		ǴޤǡΣ	with binders	1292
C22B   1/243		̵ʪΡΣ	inorganic	2028
C22B   1/244		ͭʪΡΣ	organic	1365
C22B   1/245		¤ΤúǤޤʪǡΣ	with carbonaceous material for the production of coked agglomerates	598
C22B   1/248		°åפޤϹΡΣ	of metal scrap or alloys	1962
C22B   1/26		ƹۡƷۤޤϲۤ	Cooling of roasted, sintered, or agglomerated ores	1326
C22B   3/00		ˤФޤǻʪζ°ʪСΣ<br><br><b><ul></ul></b><br>Υ롼פʬहȤϡͭѤʾɽƤȻפƤζ°ϡ飲Υᥤ󥰥롼פΤߡ롼ףޤϣ飶Υ롼פΡ줫ʬषƤ褤㤨Фϡʬ൭ȹ碌Ѥζ°ޤϤβʪФθǽȤʤ뤳ȤפǤȹͤˤ롣̳ŪʬϡղþפȤͿ롣Σ	Extraction of metal compounds from ores or concentrates by wet processes; <br><br><b><u>Note(s)</u></b><br><br><ul><li>When classifying in this group, the nature of any metal which is considered to represent information of interest for search may also be classified in the main groups only of <b>C22B11/00 to C22B25/00</b> , in group <b>C22B19/34</b> or in any of groups <b>C22B26/00 to C22B61/00</b> . This can, for example, be the case when it is considered of interest to enable searching for extraction of specific metals or their compounds. Such non-obligatory classification should be given as "additional information".</li></ul>	5241
C22B   3/02			Apparatus therefor	5895
C22B   3/04		ФˤΡʣã£ͥˡΣ	by leaching(<b>C22B3/18</b> takes precedence)	6190
C22B   3/06		̵ϱǤΤΡΣ	in inorganic acid solutions	3415
C22B   3/08		βΣ	Sulfuric acid	4832
C22B   3/10		ǻΣ	Hydrochloric acid	2052
C22B   3/12		̵륫ϱǤΤΡΣ	in inorganic alkaline solutions	1454
C22B   3/14		˥ޤϥ˥ޤΡΣ	containing ammonia or ammonium salts	882
C22B   3/16		ͭϱǤΤΡΣ	in organic solutions	1098
C22B   3/18		ʪޤϹǤνˤΡ㡥ХƥꥢޤΣ	with the aid of microorganisms or enzymes, e.g. bacteria or algae	1910
C22B   3/20		ϱա㡥Фˤä줿ΡνޤϾաʣã£ͥˡΣ	Treatment or purification of solutions, e.g. obtained by leaching(<b>C22B3/18</b> takes precedence)	1889
C22B   3/22		ʪŪˡˤΡ㡥ˤΡޤϼŪʤˤΡʣã£ͥˡΣ	by physical processes, e.g. by filtration, by magnetic means(<b>C22B3/26</b> takes precedence)	3236
C22B   3/24		ʪؤεˤΡ㡥ǷˤСΣ	by adsorption on solid substances, e.g. by extraction with solid resins	3309
C22B   3/26		ͭʪѤաݱФˤΡΣ<br><br><b><ul></ul></b><br>롼ףã£ã£ˤƤϡ<br>ʣ˥饹ȥץ쥤ͥ롼뤬ŬѤ롤ʤƳإ٥ˤȿؼʤ¤ꡤʪϺǸŬڤʲսʬव롨<br>ʣˣʾβʪ³ƻѤϡƲʪϤ줾ʬव롨<br>ʣ˥롼ףã£ã£Ʊ쥰롼פˤ줾ޤ룲ʾβʪޤຮʪϤΥ롼פΤߤʬव롣Σ	by liquid-liquid extraction using organic compounds	4005
C22B   3/28		ߥΣ	Amines	878
C22B   3/30		Σ	Oximes	544
C22B   3/32		ܥΣ	Carboxylic acids	657
C22B   3/34		βޤΡΣ	containing sulfur	243
C22B   3/36		ʣǴļʪʣã£ͥˡΣ	Heterocyclic compounds(<b>C22B3/34</b> takes precedence)	377
C22B   3/38		ޤΡΣ	containing phosphorus	2490
C22B   3/40		ʪΣ	Mixtures	1028
C22B   3/42		ФˤΡΣ	by ion-exchange extraction	1718
C22B   3/44		ŪˡˤΡʣã£ã£ͥˡΣ	by chemical processes(<b>C22B3/26</b>, <b>C22B3/42</b> take precedence)	7260
C22B   3/46		ִˤΡ㡥ơˤΡΣ	by substitution, e.g. by cementation	1653
C22B   4/00		°ޤϹμ褹뤿ιФޤʪǮʶ°ϣޤϺͻΰŪˡã£ŴޤϹݤκμã¡ãáˡΣ	Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys(general methods of refining or remelting metals <b>C22B9/00</b>; obtaining iron or steel <b>C21B</b>, <b>C21C</b>)	1437
C22B   4/02		ڶ°Σ	Light metals	170
C22B   4/04		Ŷ°Σ	Heavy metals	513
C22B   4/06		Σ	Alloys	1031
C22B   4/08		֡Σ	Apparatus	1197
C22B   5/00		°ؤδԸΰŪˡ	General processes of reducing to metals	1390
C22B   5/02		ˡ	Dry processes	1383
C22B   5/04		ߥ˥ࡤ¾ζ°ޤϤǤˤ	by aluminium, other metals, or silicon	3185
C22B   5/06		úʪޤϤह	by carbides or the like	751
C22B   5/08		βʪˤΡȿˡ	by sulfides; Roasting reaction processes	303
C22B   5/10		úǴԸޤˤ	by solid carbonaceous reducing agents	3022
C22B   5/12		ˤ	by gases	1735
C22B   5/14		ήưʪˤ	fluidised material	442
C22B   5/16		¤°δȯޤ϶Ž̤ȼ	with volatilisation or condensation of the metal being produced	1416
C22B   5/18		ʳԸˤ	Reducing step-by-step	169
C22B   5/20		°ܥ˥뤫Τ	from metal carbonyls	307
C22B   7/00		аʳ¾θ㡥åסŴ°ޤϤβʪФΤν	Working-up raw materials other than ores, e.g. scrap, to produce non-ferrous metals or compounds thereof	30681
C22B   7/02		줸ν	Working-up flue dust	4923
C22B   7/04		饰ν	Working-up slag	7279
C22B   9/00		°ޤϺϲΰŪˡ°Υ쥯ȥ饰ޤϥͻΤ	General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals	2763
C22B   9/02		ΥᡤʬΥαޤĶȺѤˤ	Refining by liquating, filtering, centrifuging, distilling or supersonic wave action	5364
C22B   9/04		ѤˤΣ	Refining by applying a vacuum	3201
C22B   9/05		ˤ㡥եåˡˤΣ	Refining by treating with gases, e.g. gas flushing	3890
C22B   9/10		ޤޤϺޤѤΡΤκλѡʣã£ͥˡΣ	with refining or fluxing agents; Use of materials therefor(<b>C22B9/18</b> takes precedence)	4151
C22B   9/14		ξ֤ˤ	Refining in the solid state	224
C22B   9/16		°κͻΥã£ˡΣ	Remelting metals(liquating <b>C22B9/02</b>)	1486
C22B   9/18		쥯ȥ饰ͻΣ	Electroslag remelting	3373
C22B   9/187		Τ֡㡥ϧΣ	Apparatus therefor, e.g. furnaces	1437
C22B   9/193		򷿡ĤޤϥġΣ	Moulds, bottom plates or starter plates	448
C22B   9/20		ͻΣ	Arc remelting	1780
C22B   9/21		Τ֡Σ	Apparatus therefor	322
C22B   9/22		ưͥ륮ޤγͤˤǮˤΡΣ	with heating by wave energy or particle radiation	1960
C22B  11/00		°κμ	Obtaining noble metals	9785
C22B  11/02		ˡˤ	by dry processes	2436
C22B  11/06		ˡˤ	Chloridising	635
C22B  11/08		Ĳˡˤ	by cyaniding	1534
C22B  11/10		ޥ륬ˡˤ	by amalgamating	394
C22B  11/12		Τ	Apparatus therefor	174
C22B  13/00		κμ	Obtaining lead	2679
C22B  13/02		ˡ	by dry processes	2713
C22B  13/06			Refining	1024
C22B  13/08		ϽФˤ¾°ʬΥ㡥ѡˡˤ	Separating metals from lead by precipitating, e.g. by Parkes process	125
C22B  13/10		Фˤ¾°ʬΥ㡥ѥƥˡˤ	Separating metals from lead by crystallising, e.g. by Pattison process	43
C22B  15/00		Ƽκμ	Obtaining copper	12690
C22B  15/02		Ϲϧˤ	in blast furnaces	287
C22B  15/04		ȿϧˤ	in reverberatory furnaces	215
C22B  15/06		žϧˤ	in converters	1021
C22B  15/14			Refining	1752
C22B  17/00		ɥߥκμ	Obtaining cadmium	682
C22B  17/02		ˡˤ	by dry processes	221
C22B  17/06			Refining	124
C22B  19/00		ޤϰʪκμ	Obtaining zinc or zinc oxide	1877
C22B  19/02		Фͽʪͽ	Preliminary treatment of ores; Preliminary refining of zinc oxide	644
C22B  19/04		αˡˤ	Obtaining zinc by distilling	1187
C22B  19/06		ޥåեϧˤ	in muffle furnaces	159
C22B  19/08		Ϲϧˤ	in blast furnaces	132
C22B  19/10		ȿϧˤ	in reverberatory furnaces	21
C22B  19/12		Ĥϧˤ	in crucible furnaces	41
C22B  19/14		ΩȥȤˤ	in vertical retorts	162
C22B  19/16		αҤˤ	Distilling vessels	209
C22B  19/18		ǥ󥵡α	Condensers; Receiving vessels	543
C22B  19/20		αˡʳΰκμ	Obtaining zinc otherwise than by distilling	2776
C22B  19/28		ޥåեϧ֤κμ	from muffle furnace residues	98
C22B  19/30		°֤ޤϥåפκμ	from metallic residues or scraps	3166
C22B  19/32			Refining zinc	485
C22B  19/34		ʪκμʰʪν㲽ãǣ	Obtaining zinc oxide(purifying zinc oxide <b>C01G9/02</b>)	867
C22B  19/36		Ϲϧޤȿϧˤ	in blast or reverberatory furnaces	218
C22B  19/38		žϧˤ	in rotary furnaces	326
C22B  21/00		ߥ˥κμ	Obtaining aluminium	6044
C22B  21/02		ԸޤѤ	with reducing	503
C22B  21/04		륫°Ѥ	with alkali metals	101
C22B  21/06			Refining	4575
C22B  23/00		˥åޤϥХȤκμ	Obtaining nickel or cobalt	8496
C22B  23/02		ˡ	by dry processes	2985
C22B  23/06			Refining	563
C22B  25/00		κμ	Obtaining tin	741
C22B  25/02		ˡ	by dry processes	885
C22B  25/06		åסäˤåפκμŲˡãã	from scrap, especially tin scrap(by electrolytic process <b>C25C1/14</b>)	1510
C22B  25/08			Refining	348
C22B  26/00		륫°륫°ޤϥޥͥκμΣ	Obtaining alkali, alkaline earth metals or magnesium	235
C22B  26/10		륫°κμΣ	Obtaining alkali metals	2061
C22B  26/12		κμΣ	Obtaining lithium	6052
C22B  26/20		륫°ޤϥޥͥκμΣ	Obtaining alkaline earth metals or magnesium	1078
C22B  26/22		ޥͥκμΣ	Obtaining magnesium	3870
C22B  30/00		󡤤ǤޤϥӥޥκμΣ	Obtaining antimony, arsenic or bismuth	183
C22B  30/02		κμΣ	Obtaining antimony	1584
C22B  30/04		ǤκμΣ	Obtaining arsenic	1568
C22B  30/06		ӥޥκμΣ	Obtaining bismuth	919
C22B  34/00		Ѳж°κμΣ	Obtaining refractory metals	538
C22B  34/10		󡤥륳˥ޤϥϥե˥κμΣ	Obtaining titanium, zirconium or hafnium	219
C22B  34/12		κμΣ	Obtaining titanium	6677
C22B  34/14		륳˥ޤϥϥե˥κμΣ	Obtaining zirconium or hafnium	1109
C22B  34/20		˥֡󥿥ޤϥХʥκμΣ	Obtaining niobium, tantalum or vanadium	199
C22B  34/22		ХʥκμΣ	Obtaining vanadium	4174
C22B  34/24		˥֤ޤϥ󥿥κμΣ	Obtaining niobium or tantalum	1235
C22B  34/30		ࡤ֥ǥޤϥ󥰥ƥκμΣ	Obtaining chromium, molybdenum or tungsten	202
C22B  34/32		κμΣ	Obtaining chromium	2001
C22B  34/34		֥ǥκμΣ	Obtaining molybdenum	2019
C22B  34/36		󥰥ƥκμΣ	Obtaining tungsten	1810
C22B  35/00		٥ꥦκμ	Obtaining beryllium	378
C22B  41/00		ޥ˥κμ	Obtaining germanium	1045
C22B  43/00		κμ	Obtaining mercury	1419
C22B  47/00		ޥ󥬥κμ	Obtaining manganese	3921
C22B  58/00		ꥦޤϥ󥸥κμΣ	Obtaining gallium or indium	2567
C22B  59/00		°κμ	Obtaining rare earth metals	6948
C22B  60/00		ֹ棸ޤϤʾζ°ʤ°κμΣ	Obtaining metals of atomic number 87 or higher, i.e. radioactive metals	285
C22B  60/02		ȥꥦࡤޤ¾Υ˥ɤκμΣ	Obtaining thorium, uranium or other actinides	3775
C22B  60/04		ץȥ˥κμΣ	Obtaining plutonium	342
C22B  61/00		Υ֥饹¾ΤȤʬवʤ°κμŴãˡΣ	Obtaining metals not elsewhere provided for in this subclass(iron <b>C21</b>)	1341
