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1956-02-07 |
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Removal of salts from acetone-phenol mixtures |
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1948-10-30 |
1957-01-01 |
Hercules Powder Co Ltd |
Manufacture of beta-naphthol
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1949-04-29 |
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1949-06-08 |
1956-06-12 |
Hercules Powder Co Ltd |
Manufacture of cumylphenol
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1949-08-23 |
1953-01-20 |
Allied Chem & Dye Corp |
Decomposition of aralkyl alphahydroperoxides
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1949-12-30 |
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1950-02-07 |
1953-12-01 |
Hercules Powder Co Ltd |
Production of phenols and acyclic aldehydes
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1950-07-01 |
1954-02-02 |
Hercules Powder Co Ltd |
Preparation of aryldialkyl peroxides
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1950-10-09 |
1955-02-21 |
Rhone Poulenc Sa |
Process for the simultaneous production of phenol and acetaldehyde
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1950-10-31 |
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1951-04-26 |
1956-07-31 |
Allied Chem & Dye Corp |
Recovery of phenol and alphamethylstyrene from cumene oxidation reaction mixtures
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1951-04-28 |
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1951-05-17 |
1960-07-21 |
Bataafsche Petroleum |
Process for the decomposition of aromatic hydroperoxides
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1951-05-17 |
1956-09-04 |
Rhone Poulenc Sa |
Production of phenols and carbonyl compounds
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1951-05-17 |
1957-09-26 |
Rhone Poulenc Sa |
Process for the simultaneous production of phenols and ketones or aldehydes
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1951-07-09 |
1956-03-06 |
Rhone Poulenc Sa |
Production of phenols and carbonyl compounds
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1951-07-18 |
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1951-10-17 |
1954-02-16 |
Shell Dev |
Production of bis (hydroxyaryl) substituted compounds
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1951-11-25 |
1963-03-14 |
Ruetgerswerke Ag |
Process for the distillative separation of cumene-phenol mixtures originating from the cumene hydroperoxide decomposition and freed from acetone
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1952-03-04 |
1954-03-09 |
Shell Dev |
Controlled decomposition of aralkyl hydroperoxides
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1952-05-31 |
1957-08-13 |
Koppers Co Inc |
Alkylation-dealkylation catalysts
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1952-06-26 |
1961-07-06 |
California Research Corp |
Process for the production of hydrocarbon-free phenol
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1952-07-01 |
1963-12-19 |
Ruetgerswerke Ag |
Process for the separation of mixtures of alkyl aromatic hydrocarbons and phenols by distillation
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1952-11-05 |
1963-12-19 |
Ruetgerswerke Ag |
Process for separating cumene and phenol by distillation from a mixture which is obtained in the cleavage of cumene hydroperoxide in the presence of acids and from which the acetone has been separated off by distillation
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1953-05-09 |
1956-06-07 |
Bergwerksgesellschaft Hibernia |
Process for splitting organic hydroperoxides
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1953-05-27 |
1960-08-23 |
Hercules Powder Co Ltd |
5-benzoyl pentanol-1
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1953-07-30 |
1960-10-20 |
California Research Corp |
Process for the production of phenol and acetone by splitting cumene hydroperoxide
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1954-06-23 |
1959-04-16 |
Rhone Poulenc Sa |
Process for the separation of the cleavage products of cumene hydroperoxide by distillation
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1954-07-06 |
1959-11-03 |
Hercules Powder Co Ltd |
Polymer phenol hydroperoxides
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1958-03-31 |
1960-10-25 |
California Research Corp |
Processes for separating hydroperoxides into phenol and other products
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1959-03-28 |
1961-08-10 |
Phenolchemie Ges Mit Beschraen |
Process for cleaving hydroperoxides of alkyl aromatic hydrocarbons
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1959-07-24 |
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1961-04-26 |
1966-06-16 |
Inst Gorjutschich Iskopajemych |
Process for working up the distillation residues which have been obtained in the production of phenol by splitting cumene hydroperoxide
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1992-09-14 |
1993-10-19 |
General Electric Company |
Method for the decomposition of cumene hydroperoxide by acidic catalyst to phenol and acetone
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1996-03-20 |
2001-07-31 |
Politechnika Slaska Im Wincent |
Method of obtaining beta-naphtole
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2004-03-31 |
2007-03-28 |
通用电气公司 |
Process for producing phenol
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2018-06-25 |
2021-04-02 |
宁夏金海新科化工有限公司 |
Method for preparing cresol by using toluene and oleum
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