专利检索_ 坩埚炉或罐式炉专利检索_ 坩埚炉或罐式炉专利检索查询

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
161	Phosphorizing nozzle	US8008349	1949-03-07	US2663590A	1953-12-22	WYATT JAMES R

162	Method of adding alloys to metals	US11965949	1949-10-05	US2595292A	1952-05-06	REECE HERBERT A

163	Lead pot furnace	US59689045	1945-05-31	US2564849A	1951-08-21	MACCHESNEY CHESTER M

164	Kettle furnace	US13967150	1950-01-20	US2543982A	1951-03-06	OLSON OSCAR R

165	Melting furnace	US54359444	1944-07-05	US2490161A	1949-12-06	ROMPH PAUL H

166	Mechanical method for grain refining magnesium alloys	US57825445	1945-02-16	US2472757A	1949-06-07	PEAKE JOHN S

167	Pot furnace	US58964245	1945-04-21	US2445457A	1948-07-20	WILLARD ROTH

168	Apparatus for refining metals and alloys	US47710143	1943-02-25	US2349972A	1944-05-30	LISTER THOMAS R

169	Apparatus for melting lead and other metals	US31929540	1940-02-16	US2291848A	1942-08-04	SIDNEY TAYLOR

170	Furnace	US33919740	1940-06-06	US2271168A	1942-01-27	ASKEW BOOTH TOM

171	Ore reduction or digesting apparatus	US11126036	1936-11-17	US2263409A	1941-11-18	MORELAND RICHARD K

172	Melting pot	US27063339	1939-04-28	US2224514A	1940-12-10	JUNG ALBERT H

173	Melting furnace	US16158137	1937-08-30	US2204173A	1940-06-11	BOWSER JR PERCY L

174	Material treating apparatus	US17867837	1937-12-08	US2171232A	1939-08-29	DUCLOS AENEAS J N

175	Method and apparatus for metal working and product resulting therefrom	US44874030	1930-04-30	US1947114A	1934-02-13	SCHMELLER SR JOHN

176	Process for the purification of metals	US31454128	1928-10-23	US1820141A	1931-08-25	CLAUDE JESSUP ALFRED

177	Method of purifying light metals	US12385526	1926-07-21	US1710398A	1929-04-23	BAKKEN HERMAN E

178	Melting pot for light metals and alloys thereof	US8124026	1926-01-14	US1707161A	1929-03-26	HOY JOHN E

179	Supporting and sealing means for cyanide pots	US27479728	1928-05-03	US1695467A	1928-12-18	PETERSON FREDOLF J

180	Aluminum-melting furnace	US9671426	1926-03-23	US1671546A	1928-05-29	ROMPH PAUL H

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