ATE237573T1 - Entfernung von neutralem öl aus mischungen von natürlicher kresylsäure - Google Patents

Entfernung von neutralem öl aus mischungen von natürlicher kresylsäure

Info

Publication number: ATE237573T1
Authority: AT; Austria
Prior art keywords: neutral oil; removal; cresylic acid; acid blends; natural cresylic
Prior art date: 1997-09-15

Application number

AT98113056T

Other languages

English (en)

Inventor

David H Duncan

Gene G Baker

Dana J Maas

Kevin M Mohl

Alfred K Kuhn

Original Assignee

Dakota Gasification Co

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1997-09-15

Filing date

1998-07-14

Publication date

2003-05-15

1998-07-14 Application filed by Dakota Gasification Co filed Critical Dakota Gasification Co

2003-05-15 Application granted granted Critical

2003-05-15 Publication of ATE237573T1 publication Critical patent/ATE237573T1/de

Links

QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 title abstract 2
239000000203 mixture Substances 0.000 title abstract 2
230000007935 neutral effect Effects 0.000 title abstract 2
PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 abstract 3
239000007788 liquid Substances 0.000 abstract 2
239000002904 solvent Substances 0.000 abstract 2
239000004215 Carbon black (E152) Substances 0.000 abstract 1
238000000605 extraction Methods 0.000 abstract 1
229930195733 hydrocarbon Natural products 0.000 abstract 1
150000002430 hydrocarbons Chemical class 0.000 abstract 1
239000012535 impurity Substances 0.000 abstract 1
150000005846 sugar alcohols Polymers 0.000 abstract 1
ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/005—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0446—Juxtaposition of mixers-settlers
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0488—Flow sheets
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/20—Power plant

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Working-Up Tar And Pitch (AREA)
Fats And Perfumes (AREA)
Lubricants (AREA)

AT98113056T 1997-09-15 1998-07-14 Entfernung von neutralem öl aus mischungen von natürlicher kresylsäure ATE237573T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US08/929,550 US5964987A (en)	1997-09-15	1997-09-15	Neutral oil removal from natural cresylic acid mixtures

Publications (1)

Publication Number	Publication Date
ATE237573T1 true ATE237573T1 (de)	2003-05-15

Family

ID=25458040

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT98113056T ATE237573T1 (de)	1997-09-15	1998-07-14	Entfernung von neutralem öl aus mischungen von natürlicher kresylsäure

Country Status (7)

Country	Link
US (1)	US5964987A (de)
EP (1)	EP0901998B1 (de)
JP (1)	JP3015948B2 (de)
AT (1)	ATE237573T1 (de)
DE (1)	DE69813420T2 (de)
ES (1)	ES2197398T3 (de)
ZA (1)	ZA984165B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4276349B2 (ja) *	2000-01-26	2009-06-10	Ｊｆｅケミカル株式会社	インデンの製造方法
WO2010100518A1 (en)	2009-03-03	2010-09-10	Litwin	Process for the treatment of phenol and tar acids containing oil
FI128672B2 (en)	2019-07-10	2024-11-29	Neste Oyj	Method and device for treating pine oil
WO2021188436A1 (en) *	2020-03-15	2021-09-23	University Of Dayton	Desulfurization techniques
CN112812800B (zh) *	2020-12-23	2022-09-23	山东科技大学	一种利用质子型离子液体萃取分离煤焦油中碱性氮化物的方法
EP4334274A1 (de)	2021-05-04	2024-03-13	Uop Llc	Entfernung von verunreinigungen aus kohlenteer-abgeleiteten rohphenolen
CN118480370A (zh) *	2024-02-08	2024-08-13	太原理工大学	一种选择性分离煤焦油酚油馏分中酚类、芳烃和烷烃的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3277185A (en) *		1966-10-04		Karl grob
US2666796A (en) *	1950-09-12	1954-01-19	Consolidation Coal Co	Refining of tar acid oil
GB730473A (en) *	1952-06-20	1955-05-25	Midland Tar Distillers Ltd	Improvements relating to the extraction of phenols from coal-tar hydrocarbons
US2790834A (en) *	1953-07-07	1957-04-30	Midland Tar Distillers Ltd	Separation of phenols from hydrocarbons
US2766296A (en) *	1953-11-27	1956-10-09	Consolidation Coal Co	Purification of tar acids
US2806886A (en) *	1955-10-07	1957-09-17	Consolidation Coal Co	Double solvent extraction of tar acids
US2888491A (en) *	1956-10-03	1959-05-26	Metallgesellschaft Ag	Separation of phenols from their mixtures with neutral oils
US3153626A (en) *	1960-03-30	1964-10-20	Consolidation Coal Co	Methanol extraction of lowtemperature tar
PL172805B1 (pl) *	1991-12-04	1997-11-28	Dakota Gasification Co	Sposób wyodrebniania w procesie trzyetapowym wielu nieciaglych frakcjize strumienia surowego kwasu krezolowego pochodzenia naturalnego PL PL
US5171895A (en) *	1992-03-23	1992-12-15	Merichem Company	Removal of guaiacol from cresylic acid feedstreams
US5750009A (en) *	1994-08-31	1998-05-12	Dakota Gasification Company	Method for purifying natural cresylic acid mixtures
US5679223A (en) *	1995-06-15	1997-10-21	Dakota Gasification Company	Method for separating and purifying catechol mixtures

1997
- 1997-09-15 US US08/929,550 patent/US5964987A/en not_active Expired - Lifetime
1998
- 1998-05-18 ZA ZA984165A patent/ZA984165B/xx unknown
- 1998-06-15 JP JP10183327A patent/JP3015948B2/ja not_active Expired - Fee Related
- 1998-07-14 AT AT98113056T patent/ATE237573T1/de not_active IP Right Cessation
- 1998-07-14 EP EP98113056A patent/EP0901998B1/de not_active Expired - Lifetime
- 1998-07-14 DE DE69813420T patent/DE69813420T2/de not_active Expired - Lifetime
- 1998-07-14 ES ES98113056T patent/ES2197398T3/es not_active Expired - Lifetime

Also Published As

Publication number	Publication date
ZA984165B (en)	1998-11-30
EP0901998A1 (de)	1999-03-17
DE69813420T2 (de)	2004-03-25
JP3015948B2 (ja)	2000-03-06
ES2197398T3 (es)	2004-01-01
DE69813420D1 (de)	2003-05-22
US5964987A (en)	1999-10-12
EP0901998B1 (de)	2003-04-16
JPH11246873A (ja)	1999-09-14

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