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公开(公告)号：US20230264952A1
公开(公告)日：2023-08-24
申请号：US17794545
申请日：2021-12-06
申请人： LG CHEM, LTD.
发明人： Sung June HWANG , Tae Woo KIM , Sik KI , Sung Kyu LEE
CPC分类号： C01B3/36 , C10G7/00 , C10G9/02 , C01B2203/062 , C01B2203/063 , C01B2203/0833 , C01B2203/1235 , C01B2203/1276 , C01B2203/1614 , C10G2300/1044 , C10G2300/1059 , C10G2300/302
摘要： Provided is a method for preparing synthesis gas, and more particularly, a method for preparing synthesis gas including: mixing a pyrolysis fuel oil (PFO) stream including a PFO and a pyrolysis gas oil (PGO) stream including a PGO discharged from a naphtha cracking center (NCC) process to produce a mixed oil stream (S10); and supplying the mixed oil stream to a combustion chamber for a gasification process to obtain synthesis gas (S20), wherein a ratio of a flow rate of the PGO stream in the mixed oil stream to a flow rate of the mixed oil stream is 0.01 to 0.3.
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公开(公告)号：US20230264951A1
公开(公告)日：2023-08-24
申请号：US17794492
申请日：2021-12-06
申请人： LG CHEM, LTD.
发明人： Sung June HWANG , Tae Woo KIM , Sik KI , Sung Kyu LEE
CPC分类号： C01B3/34 , C10G7/12 , C10G9/02 , C01B2203/063 , C01B2203/0833 , C01B2203/1235 , C10G2300/1044 , C10G2300/302 , C10G2300/4081
摘要： Provided is a method for preparing synthesis gas, and more particularly, a method for preparing synthesis gas including: supplying a pyrolysis fuel oil (PFO) stream including a PFO and a pyrolysis gas oil (PGO) stream including a PGO discharged from a naphtha cracking center (NCC) process to a distillation column as a feed stream (S10); and supplying a lower discharge stream from the distillation column to a combustion chamber for a gasification process to obtain synthesis gas (S20).
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公开(公告)号：US20230340345A1
公开(公告)日：2023-10-26
申请号：US17796837
申请日：2021-12-11
申请人： LG CHEM, LTD.
发明人： Sung June HWANG , Tae Woo KIM , Sik KI , Sung Kyu LEE
CPC分类号： C10J3/62 , C07C4/025 , C10J2300/1659 , C10J2300/1606
摘要： Provided is a method for preparing synthesis gas and aromatic hydrocarbons, and more particularly, a method for preparing synthesis gas and aromatic hydrocarbons including: supplying a pyrolysis fuel oil (PFO) stream containing PFO and a pyrolysis gas oil (PGO) stream containing PGO to a distillation tower as a feed stream (S10), the PFO stream and the PGO stream being discharged from a naphtha cracking center (NCC) process; and supplying a lower discharge stream from the distillation tower to a combustion chamber for a gasification process and supplying an upper discharge stream from the distillation tower to an SM/BTX preparation process (S20).
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公开(公告)号：US20230150814A1
公开(公告)日：2023-05-18
申请号：US17793894
申请日：2021-12-08
申请人： LG CHEM, LTD.
发明人： Sung June HWANG , Tae Woo KIM , Sik KI , Sung Kyu LEE
CPC分类号： C01B3/34 , C10G7/006 , B01D3/4205 , C10G2300/302 , C10G2300/1003 , C01B2203/1247 , C01B2203/0833 , C01B2203/062 , C01B2203/063
摘要： Provided is a method for preparing synthesis gas, and more particularly, a method for preparing synthesis gas including: supplying a pyrolysis fuel oil (PFO) stream including a PFO and a pyrolysis gas oil (PGO) stream including a PGO discharged from a naphtha cracking center (NCC) process to a distillation tower as a feed stream (S10); and supplying a lower discharge stream from the distillation tower to a combustion chamber for a gasification process to obtain synthesis gas (S20), wherein the PGO stream is supplied to an upper end of the distillation tower and the PFO stream is supplied to a lower end of the distillation tower.
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公开(公告)号：US20230257262A1
公开(公告)日：2023-08-17
申请号：US17797064
申请日：2021-12-11
申请人： LG CHEM, LTD.
发明人： Sung June HWANG , Tae Woo KIM , Sik KI , Sung Kyu LEE
IPC分类号： C01B3/36
CPC分类号： C01B3/36 , C01B2203/1247 , C01B2203/1258
摘要： Provided is a method for preparing synthesis gas, and more particularly, a method for preparing synthesis gas including: supplying a pyrolysis gas oil (PGO) stream including a PGO discharged from a naphtha cracking center (NCC) process to a distillation tower; and supplying a lower discharge stream from the distillation tower and a pyrolysis fuel oil (PFO) stream including a PFO discharged from the naphtha cracking center (NCC) process to a combustion chamber for a gasification process as a feed stream to obtain synthesis gas.
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公开(公告)号：US20230227308A1
公开(公告)日：2023-07-20
申请号：US17799909
申请日：2021-12-11
申请人： LG CHEM, LTD.
发明人： Sung June HWANG , Tae Woo KIM , Sik KI , Sung Kyu LEE
CPC分类号： C01B3/34 , C10G7/08 , C01B2203/062 , C01B2203/0833 , C01B2203/1211 , C01B2203/169 , C01B2203/1614 , C10G2400/30 , C10G2300/1037 , C10G2300/4006
摘要： Provided is a method for preparing synthesis gas and aromatic hydrocarbons, and more particularly, a method for preparing synthesis gas and aromatic hydrocarbons including: supplying a pyrolysis fuel oil (PFO) stream containing PFO and a pyrolysis gas oil (PGO) stream containing PGO to a distillation tower as a feed stream (S10), the PFO stream and the PGO stream being discharged in a naphtha cracking center (NCC) process; and supplying a lower discharge stream from the distillation tower to a combustion chamber for a gasification process and supplying an upper discharge stream from the distillation tower to a BTX preparation process (S20).
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公开(公告)号：US20230159327A1
公开(公告)日：2023-05-25
申请号：US17800496
申请日：2021-12-12
申请人： LG CHEM, LTD.
发明人： Sung June HWANG , Tae Woo KIM , Sik KI , Sung Kyu LEE
CPC分类号： C01B3/34 , C10G7/00 , B01D3/14 , C10G2300/104 , C01B2203/1235 , C01B2203/1258 , C01B2203/063 , C01B2203/0272
摘要： Provided is a method for preparing synthesis gas, and more particularly, a method for preparing synthesis gas including: supplying a cracked gas stream discharged from a cracking furnace of a naphtha cracking center (NCC) process to a gasoline fractionator, separating a side discharge stream from the gasoline fractionator using a first stripper, and separating a lower discharge stream from the gasoline fractionator using a second stripper, wherein a mixed oil stream of a PGO stream and a PFO stream formed by controlling a flow rate of each stream are used.
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