JP4823670B2 - 浸炭用雰囲気ガス発生方法 - Google Patents
浸炭用雰囲気ガス発生方法 Download PDFInfo
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- JP4823670B2 JP4823670B2 JP2005358404A JP2005358404A JP4823670B2 JP 4823670 B2 JP4823670 B2 JP 4823670B2 JP 2005358404 A JP2005358404 A JP 2005358404A JP 2005358404 A JP2005358404 A JP 2005358404A JP 4823670 B2 JP4823670 B2 JP 4823670B2
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- carburizing
- gas
- mixed gas
- furnace
- dimethyl ether
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Description
(CH3)2O+0.5O2→2CO+3H2
から、2モルの一酸化炭素と3モルの水素とが生成するので、一酸化炭素濃度40%、水素濃度60%の変成ガスが得られる。
(CH3)2O+CO2→3CO+3H2
から、3モルの一酸化炭素と3モルの水素とが生成するので、一酸化炭素濃度50%、水素濃度50%の変成ガスが得られる。
Claims (3)
- ジメチルエーテルに、二酸化炭素、酸素及び空気の少なくとも1種を混合した原料混合ガスを、ニッケル触媒層を有する変成炉に導入し、触媒反応によって一酸化炭素と水素とを含む浸炭用混合ガスを発生させることを特徴とする迅速浸炭用雰囲気ガスの発生方法。
- ジメチルエーテルに、二酸化炭素、酸素及び空気の少なくとも1種を混合した原料混合ガスを、燃焼炉で燃焼させることによって一酸化炭素と水素とを含む浸炭用混合ガスを発生させることを特徴とする迅速浸炭用雰囲気ガスの発生方法。
- ジメチルエーテルに、二酸化炭素、酸素及び空気の少なくとも1種を混合した原料混合ガスを、浸炭炉内に噴射することによって一酸化炭素と水素とを含む浸炭用混合ガスを発生させることを特徴とする迅速浸炭用雰囲気ガスの発生方法。
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JP2005358404A JP4823670B2 (ja) | 2005-12-13 | 2005-12-13 | 浸炭用雰囲気ガス発生方法 |
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JP2005358404A JP4823670B2 (ja) | 2005-12-13 | 2005-12-13 | 浸炭用雰囲気ガス発生方法 |
Publications (2)
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JP2007162055A JP2007162055A (ja) | 2007-06-28 |
JP4823670B2 true JP4823670B2 (ja) | 2011-11-24 |
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JP2005358404A Active JP4823670B2 (ja) | 2005-12-13 | 2005-12-13 | 浸炭用雰囲気ガス発生方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009235451A (ja) * | 2008-03-26 | 2009-10-15 | Taiyo Nippon Sanso Corp | 熱処理方法 |
JP6234711B2 (ja) * | 2013-06-06 | 2017-11-22 | エア・ウォーター株式会社 | 浸炭処理用ガス製造方法およびそれに用いる浸炭処理用ガス製造設備 |
JP6146351B2 (ja) * | 2014-03-20 | 2017-06-14 | Jfeスチール株式会社 | 一酸化炭素及び水素の製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4306918A (en) * | 1980-04-22 | 1981-12-22 | Air Products And Chemicals, Inc. | Process for carburizing ferrous metals |
US4597807A (en) * | 1984-11-13 | 1986-07-01 | Air Products And Chemicals, Inc. | Accelerated carburizing method with discrete atmospheres |
US4632707A (en) * | 1985-04-09 | 1986-12-30 | Air Products And Chemicals, Inc. | Protective atmosphere process for annealing and/or hardening ferrous metals |
JP2001152314A (ja) * | 1999-11-26 | 2001-06-05 | Nippon Sanso Corp | 高温迅速浸炭用雰囲気ガス発生装置及び方法 |
JP2001278610A (ja) * | 2000-03-31 | 2001-10-10 | Nippon Sanso Corp | 高温迅速浸炭用雰囲気ガス発生方法 |
JP5428031B2 (ja) * | 2001-06-05 | 2014-02-26 | Dowaサーモテック株式会社 | 浸炭処理方法及びその装置 |
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