LU53723A1LU53723ALU53723ALU53723A1LU 53723 A1LU53723 A1LU 53723A1LU 53723 ALU53723 ALU 53723ALU 53723 ALU53723 ALU 53723ALU 53723 A1LU53723 A1LU 53723A1
Authority
LU
Luxembourg
Application number
LU53723A
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 filedfiledCritical
Priority to LU53723ApriorityCriticalpatent/LU53723A1/xx
Priority to BE714250Dprioritypatent/BE714250A/xx
Priority to FR1569360Dprioritypatent/FR1569360A/fr
Publication of LU53723A1publicationCriticalpatent/LU53723A1/xx
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
B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
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
B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
B21D26/06—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure by shock waves