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Publication of IT622389ApublicationCriticalpatent/IT622389A/it
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
B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C67/00—Preparation of carboxylic acid esters
C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
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Chemical & Material Sciences
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Organic Chemistry
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Engineering & Computer Science
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Mechanical Engineering
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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Low-Molecular Organic Synthesis Reactions Using Catalysts
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