Title:
METHOD FOR CUTTING COOLING A CUTTING SURFACE AND APPARATUS FOR PROVIDING A TEMPERATURE-CONTROLLED COOLING GAS
Document Type and Number:
WIPO Patent Application WO/2011/149701
Kind Code:
A3
Abstract:
A method and apparatus for directing gas at cryogenic temperatures onto at least some of the contact surfaces of machinery used in a cutting process. The gas is supplied at a relatively high flow rate (preferably exceeding 1000 SCFH) and at cryogenic temperatures (e.g., below -70 degrees C). The temperature at which the coolant gas is supplied is preferably maintained within ±5 degrees F (±3 degrees C).
Inventors:
GIBSON DANIEL JAMES (US)
SCHMIDT MARNA BETH (US)
HIMES MICHAEL ROBERT (US)
SCHMIDT MARNA BETH (US)
HIMES MICHAEL ROBERT (US)
Application Number:
PCT/US2011/036722
Publication Date:
May 03, 2012
Filing Date:
May 17, 2011
Export Citation:
Assignee:
AIR PROD & CHEM (US)
GIBSON DANIEL JAMES (US)
SCHMIDT MARNA BETH (US)
HIMES MICHAEL ROBERT (US)
GIBSON DANIEL JAMES (US)
SCHMIDT MARNA BETH (US)
HIMES MICHAEL ROBERT (US)
International Classes:
B26D7/10
Domestic Patent References:
| WO2004103655A1 | 2004-12-02 |
Foreign References:
| US6202525B1 | 2001-03-20 | |||
| EP1151836A1 | 2001-11-07 | |||
| US4607489A | 1986-08-26 | |||
| US5813237A | 1998-09-29 | |||
| EP0576134A1 | 1993-12-29 |
Attorney, Agent or Firm:
NEAGLE, Damon, A. (P.C.5100 W. Tilghman Street,Suite 20, Allentown PA, US)
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