EP 0004106 B1 19820407 - METHOD AND APPARATUS FOR SURFACE TREATMENT OF WORKPIECES
Title (en)
METHOD AND APPARATUS FOR SURFACE TREATMENT OF WORKPIECES
Publication
Application
Priority
- DE 2809376 A 19780304
- DE 2904551 A 19790207
Abstract (en)
[origin: US4258505A] A method of and apparatus for the surface cleaning of workpieces, e.g. the degreasing, scale-removal and rust removal from a metallic surface, especially so as to produce a bright, clean and relatively smooth surface to receive a coating, positions the workpiece in a fluidized bed of an abrasive, such as particle of corundum or quartz sand, and directs fine jets of gas at the surface from nozzles spaced therefrom within the fluidized bed.
IPC 1-7
IPC 8 full level
B05C 9/10 (2006.01); B05D 3/12 (2006.01); B24B 31/10 (2006.01); B24C 1/00 (2006.01); B24C 3/00 (2006.01); B24C 3/12 (2006.01)
CPC (source: EP US)
B24B 31/10 (2013.01 - EP US); B24C 3/12 (2013.01 - EP US)
Designated contracting state (EPC)
CH DE GB IT LU
DOCDB simple family (publication)
EP 0004106 A1 19790919; EP 0004106 B1 19820407; AU 4476679 A 19790906; DE 2962413 D1 19820519; DK 89679 A 19790905; JP S54129597 A 19791008; US 4258505 A 19810331
DOCDB simple family (application)
EP 79200093 A 19790226; AU 4476679 A 19790302; DE 2962413 T 19790226; DK 89679 A 19790302; JP 2546179 A 19790305; US 1703679 A 19790302