AT359477B - Verfahren zur herstellung von para-benzochinon - Google Patents

Verfahren zur herstellung von para-benzochinon

Info

Publication number
AT359477B
AT359477B AT620978A AT620978A AT359477B AT 359477 B AT359477 B AT 359477B AT 620978 A AT620978 A AT 620978A AT 620978 A AT620978 A AT 620978A AT 359477 B AT359477 B AT 359477B
Authority
AT
Austria
Prior art keywords
benzoquinone
para
production
Prior art date
Application number
AT620978A
Other languages
English (en)
Other versions
ATA620978A (de
Original Assignee
Rhone Poulenc Ind
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.)
Filing date
Publication date
Application filed by Rhone Poulenc Ind filed Critical Rhone Poulenc Ind
Application granted granted Critical
Publication of AT359477B publication Critical patent/AT359477B/de
Publication of ATA620978A publication Critical patent/ATA620978A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
    • C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring
    • C07C46/08—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring with molecular oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/04—Bending sheet metal along straight lines, e.g. to form simple curves on brakes making use of clamping means on one side of the work
    • B21D5/042—With a rotational movement of the bending blade
AT620978A 1976-07-09 1978-08-25 Verfahren zur herstellung von para-benzochinon AT359477B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2630896A DE2630896C3 (de) 1976-07-09 1976-07-09 Vorrichtung zum Abbiegen großflächiger Bauteile

Publications (2)

Publication Number Publication Date
AT359477B true AT359477B (de) 1978-09-15
ATA620978A ATA620978A (de) 1980-04-15

Family

ID=5982586

Family Applications (2)

Application Number Title Priority Date Filing Date
AT359477A AT349852B (de) 1976-07-09 1977-05-18 Vorrichtung zum abbiegen grossflaechiger bauteile
AT620978A AT359477B (de) 1976-07-09 1978-08-25 Verfahren zur herstellung von para-benzochinon

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT359477A AT349852B (de) 1976-07-09 1977-05-18 Vorrichtung zum abbiegen grossflaechiger bauteile

Country Status (7)

Country Link
US (1) US4133198A (de)
JP (1) JPS538355A (de)
AT (2) AT349852B (de)
DE (1) DE2630896C3 (de)
ES (1) ES460391A1 (de)
GB (1) GB1557913A (de)
NL (1) NL7706299A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0294584B1 (de) * 1987-05-13 1992-01-15 Eisai Co., Ltd. Verfahren zur Herstellung von 2,3,5-Trimethylbenzochinon

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2407032A1 (fr) * 1977-10-28 1979-05-25 Picot Sa Plieuse a tablier
IT1122696B (it) * 1979-08-02 1986-04-23 Salvagnini Transferica Spa Perfezionamento nelle presse-piegatrici
US4322963A (en) * 1980-04-03 1982-04-06 Cooper Tire & Rubber Company Valve stem bender and/or marker
EP0063041A3 (de) * 1981-04-13 1984-01-11 P.A. Consulting Services Limited Verfahren und Vorrichtung zum stufenweisen Biegen
AT379332B (de) * 1984-03-29 1985-12-27 Voest Alpine Ag Blechbearbeitungsmaschine
CA1233702A (en) * 1986-12-30 1988-03-08 Robert J. Crawford Slip lock forming apparatus
IT1204674B (it) * 1987-06-03 1989-03-10 Salvagnini Transferica Spa Macchina piegatrice per fogli di lamiera con premilamiera a compressione uniforme
DE3739173A1 (de) * 1987-11-19 1989-06-01 Feintool Int Holding Verfahren und vorrichtung zum biegen von werkstuecken
FR2647052B1 (fr) * 1989-05-16 1992-03-13 Mercier Roger Machine pour le pliage de feuilles de matiere thermoplastique
DE3935659C3 (de) * 1989-10-26 1997-01-02 Reinhardt Gmbh Maschbau Vorrichtung zum Biegen eines Bleches
DE4024610C2 (de) * 1990-08-02 1994-03-10 Bosch Siemens Hausgeraete Vorrichtung zum Biegen Abrundungen aufweisender Eckbereiche
US5131254A (en) * 1991-01-29 1992-07-21 Whitefab, Inc Apparatus for bending beams
DE4209259C2 (de) * 1992-03-21 1995-06-01 Anton Rappl Biegevorrichtung
EP0927865B9 (de) * 1997-12-30 2004-11-10 Carrier Corporation Mehrreihiger Wärmetauscher
US8505258B2 (en) * 2000-08-17 2013-08-13 Industrial Origami, Inc. Load-bearing three-dimensional structure
US7296455B2 (en) * 2004-09-10 2007-11-20 Industrial Origami, Inc. Tool system for bending sheet materials and method of using same
CN101233286A (zh) 2005-03-17 2008-07-30 奥里加米工业股份有限公司 精确折叠、高强度、耐疲劳的结构以及其板材
EP1861317A4 (de) * 2005-03-25 2009-11-18 Ind Origami Inc Mit präzisionsfaltungstechnologie hergestellte dreidimensionale struktur und herstellungsverfahren dafür
WO2008027921A2 (en) * 2006-08-28 2008-03-06 Industrial Origami, Inc. Method and apparatus for imparting compound folds on sheet materials
US20080098787A1 (en) 2006-10-26 2008-05-01 Industrial Origami, Inc. Method of forming two-dimensional sheet material into three-dimensional structure
US20080250837A1 (en) * 2007-04-15 2008-10-16 Industrial Origami, Inc. Method and apparatus for folding of sheet materials
CA2715659A1 (en) * 2008-02-16 2009-08-20 Industrial Origami, Inc. System for low-force roll folding and methods thereof
WO2010093710A1 (en) * 2009-02-10 2010-08-19 Industrial Origami, Inc. Sheet of material with bend-controlling structures and method
ITTV20110086A1 (it) * 2011-06-20 2011-09-19 Meccanica Rossi Srl Dispositivo atto a realizzare pieghe su lamiera grecata
CN102641920A (zh) * 2012-04-19 2012-08-22 王振康 一种板材双头成型装置
US8936164B2 (en) 2012-07-06 2015-01-20 Industrial Origami, Inc. Solar panel rack
CN102744336A (zh) * 2012-07-16 2012-10-24 江苏建华新型墙材有限公司 一种钢筋网片折弯机
CN105081134A (zh) * 2015-07-07 2015-11-25 李许林 一种农用钢丝网筐压制机
CN110743945B (zh) * 2019-11-05 2021-06-29 苏州威尔博机械有限公司 一种冷凝器回型成型机

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1490933A (en) * 1922-07-31 1924-04-22 Mccabe Hugh Flanging machine
US1535759A (en) * 1922-11-17 1925-04-28 Beans Spring Company Machine for bending bumper brackets
US1935173A (en) * 1931-04-23 1933-11-14 Anthony Dev Company Press brake
US1967162A (en) * 1933-05-26 1934-07-17 Everett P Taylor Bending device
US2482617A (en) * 1945-01-09 1949-09-20 Lee B Green Tangent bending apparatus with work holding dies
GB951895A (en) * 1962-01-30 1964-03-11 Oliver Machinery Co Improvements relating to folder brakes for forming corners in sheet material
DE1452919A1 (de) * 1962-12-03 1970-07-02 Otto Thalmann Mechanische Werk Vorrichtung zum Abkanten von Blech
JPS5223626B2 (de) * 1973-04-19 1977-06-25
JPS5146670B2 (de) * 1973-06-29 1976-12-10
JPS5059269A (de) * 1973-09-27 1975-05-22
JPS529550B2 (de) * 1973-09-27 1977-03-16

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0294584B1 (de) * 1987-05-13 1992-01-15 Eisai Co., Ltd. Verfahren zur Herstellung von 2,3,5-Trimethylbenzochinon

Also Published As

Publication number Publication date
DE2630896B2 (de) 1979-02-01
AT349852B (de) 1979-04-25
ATA620978A (de) 1980-04-15
GB1557913A (en) 1979-12-19
DE2630896A1 (de) 1978-01-12
DE2630896C3 (de) 1979-10-04
ATA359477A (de) 1978-09-15
JPS538355A (en) 1978-01-25
NL7706299A (nl) 1978-01-11
US4133198A (en) 1979-01-09
ES460391A1 (es) 1978-04-16

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