GB1516380A - Purification of aminophenols - Google Patents

Purification of aminophenols

Info

Publication number: GB1516380A
Authority: GB; United Kingdom
Prior art keywords: aminophenols; purification
Prior art date: 1975-12-22
Legal status (The legal status 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 status listed.): Expired

Application number

GB52361/75A

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Graesser Salicylates Ltd

Original Assignee

Graesser Salicylates Ltd

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.)

1975-12-22

Filing date

1975-12-22

Publication date

1978-07-05

1975-12-22 Application filed by Graesser Salicylates Ltd filed Critical Graesser Salicylates Ltd

1975-12-22 Priority to GB52361/75A priority Critical patent/GB1516380A/en

1976-12-17 Priority to DE19762657173 priority patent/DE2657173A1/en

1976-12-20 Priority to AU20762/76A priority patent/AU2076276A/en

1976-12-21 Priority to IL51130A priority patent/IL51130A0/en

1976-12-22 Priority to JP15557876A priority patent/JPS5297923A/en

1976-12-22 Priority to FR7638645A priority patent/FR2336379A1/en

1978-07-05 Publication of GB1516380A publication Critical patent/GB1516380A/en

Status Expired legal-status Critical Current

Links

GB52361/75A 1975-12-22 1975-12-22 Purification of aminophenols Expired GB1516380A (en)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
GB52361/75A GB1516380A (en)	1975-12-22	1975-12-22	Purification of aminophenols
DE19762657173 DE2657173A1 (en)	1975-12-22	1976-12-17	METHOD FOR PURIFYING CRUDE P-AMINOPHENOL
AU20762/76A AU2076276A (en)	1975-12-22	1976-12-20	Purification of aminophenol
IL51130A IL51130A0 (en)	1975-12-22	1976-12-21	Purification of aminophenol
JP15557876A JPS5297923A (en)	1975-12-22	1976-12-22	Method of purifying aminophenol
FR7638645A FR2336379A1 (en)	1975-12-22	1976-12-22	PROCESS FOR PURIFYING CRUDE P-AMINOPHENOL

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB52361/75A GB1516380A (en)	1975-12-22	1975-12-22	Purification of aminophenols

Publications (1)

Publication Number	Publication Date
GB1516380A true GB1516380A (en)	1978-07-05

Family

ID=10463620

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB52361/75A Expired GB1516380A (en)	1975-12-22	1975-12-22	Purification of aminophenols

Country Status (6)

Country	Link
JP (1)	JPS5297923A (en)
AU (1)	AU2076276A (en)
DE (1)	DE2657173A1 (en)
FR (1)	FR2336379A1 (en)
GB (1)	GB1516380A (en)
IL (1)	IL51130A0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4139562A (en) *	1978-03-13	1979-02-13	Mitsui Toatsu Chemicals, Inc.	Process for purifying crude p-aminophenol

1975
- 1975-12-22 GB GB52361/75A patent/GB1516380A/en not_active Expired
1976
- 1976-12-17 DE DE19762657173 patent/DE2657173A1/en active Pending
- 1976-12-20 AU AU20762/76A patent/AU2076276A/en not_active Expired
- 1976-12-21 IL IL51130A patent/IL51130A0/en unknown
- 1976-12-22 FR FR7638645A patent/FR2336379A1/en active Granted
- 1976-12-22 JP JP15557876A patent/JPS5297923A/en active Pending

Also Published As

Publication number	Publication date
DE2657173A1 (en)	1977-06-30
FR2336379A1 (en)	1977-07-22
FR2336379B3 (en)	1979-08-31
AU2076276A (en)	1978-06-29
IL51130A0 (en)	1977-02-28
JPS5297923A (en)	1977-08-17

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Legal Events

Date	Code	Title	Description
1978-11-01	PS	Patent sealed [section 19, patents act 1949]
1984-08-30	PCNP	Patent ceased through non-payment of renewal fee