Global Patent Index - EP 1028828 A2

EP 1028828 A2 2000-08-23 - METHODS OF WORKING METAL AND COMPOSITIONS USEFUL AS WORKING FLUIDS THEREFOR

Title (en)

METHODS OF WORKING METAL AND COMPOSITIONS USEFUL AS WORKING FLUIDS THEREFOR

Title (de)

VERFAHREN ZUR BEARBEITUNG VON METALL UND METALLBEARBEITUNGSFLÜSSIGKEITEN DAFÜR

Title (fr)

PROCEDES D'USINAGE DE METAL ET COMPOSITIONS AFFERENTES UTILES EN TANT QUE FLUIDES D'USINAGE

Publication

EP 1028828 A2 (EN)

Application

EP 98915449 A

Priority

  • US 9807173 W
  • US 96932397 A

Abstract (en)

[origin: WO9925516A2] Briefly, in one aspect, the present invention provides a method of working metals and ceramics comprising applying to the metal or ceramic workpiece, either prior to, during, or after working, an aqueous emulsion comprising a fluorocarbon fluid. In another aspect the invention provides aqueous emulsions comprising fluorocarbon fluids useful as cooling and lubricating fluids in the working of metals and ceramic materials.

IPC 1-7 (main, further and additional classification)

B23Q 1/00

IPC 8 full level (invention and additional information)

C10M 105/52 (2006.01); C10M 131/02 (2006.01); C10M 131/04 (2006.01); C10M 131/10 (2006.01); C10M 173/02 (2006.01); C10N 40/00 (2006.01); C10N 40/22 (2006.01)

CPC (invention and additional information)

C10M 173/02 (2013.01); C10M 2201/02 (2013.01); C10M 2211/042 (2013.01); C10M 2211/06 (2013.01); C10N 2240/401 (2013.01); C10N 2250/02 (2013.01)

Combination set (CPC)

C10M 173/02 + C10M 131/10

Citation (search report)

See references of WO 9925516A3

Designated contracting state (EPC)

DE FR GB IT

EPO simple patent family

WO 9925516 A2 19990527; WO 9925516 A3 19990902; AU 6962998 A 19990607; CA 2309170 A1 19990527; EP 1028828 A2 20000823; JP 2001523735 A 20011127

INPADOC legal status


2003-01-22 [18R] REFUSED

- Ref Legal Event Code: 18R

- Effective date: 20020830

2000-10-18 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20000901

2000-08-23 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000418

2000-08-23 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE FR GB IT