CA2104984A1 - Vacuum Drying Method for Metallic Workpieces - Google Patents

Vacuum Drying Method for Metallic Workpieces

Info

Publication number
CA2104984A1
CA2104984A1 CA2104984A CA2104984A CA2104984A1 CA 2104984 A1 CA2104984 A1 CA 2104984A1 CA 2104984 A CA2104984 A CA 2104984A CA 2104984 A CA2104984 A CA 2104984A CA 2104984 A1 CA2104984 A1 CA 2104984A1
Authority
CA
Canada
Prior art keywords
vacuum drying
drying method
metallic workpieces
workpieces
metallic
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CA2104984A
Other languages
French (fr)
Other versions
CA2104984C (en
Inventor
W. Scott Samsel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
United States Surgical Corp
Original Assignee
United States Surgical Corp
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 filed by United States Surgical Corp filed Critical United States Surgical Corp
Publication of CA2104984A1 publication Critical patent/CA2104984A1/en
Application granted granted Critical
Publication of CA2104984C publication Critical patent/CA2104984C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/04—Surgical instruments, devices or methods for suturing wounds; Holders or packages for needles or suture materials
    • A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
    • A61B17/06066—Needles, e.g. needle tip configurations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

Metallic workpieces, such as surgical needles, which have been washed with an aqueous solution are dried by subjecting the workpieces to heat and reduced pressure in the presence of an inert gas.
CA002104984A 1992-09-29 1993-08-27 Vacuum drying method for metallic workpieces Expired - Lifetime CA2104984C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/953,552 US5231771A (en) 1992-09-29 1992-09-29 Vacuum drying method for metallic workpieces
US07/953,552 1992-09-29

Publications (2)

Publication Number Publication Date
CA2104984A1 true CA2104984A1 (en) 1994-03-30
CA2104984C CA2104984C (en) 1998-04-14

Family

ID=25494174

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002104984A Expired - Lifetime CA2104984C (en) 1992-09-29 1993-08-27 Vacuum drying method for metallic workpieces

Country Status (3)

Country Link
US (1) US5231771A (en)
EP (1) EP0595029A1 (en)
CA (1) CA2104984C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5411613A (en) * 1993-10-05 1995-05-02 United States Surgical Corporation Method of making heat treated stainless steel needles
US7415858B2 (en) 2006-02-21 2008-08-26 Tyco Healthcare Group Lp Grindless surgical needle manufacture
US20080147118A1 (en) * 2006-12-15 2008-06-19 Cichocki Frank R Tungsten alloy suture needles with surface coloration
US9358000B2 (en) * 2006-12-15 2016-06-07 Ethicon, Inc. Tungsten alloy suture needles
IT201800004996A1 (en) * 2018-05-02 2019-11-02 DRYER FOR DRYING WET METALLIC ELEMENTS SUCH AS NEEDLES OF WEAVING FRAMES OR FRONT OF KNITWEAR MACHINES THAT ARE CLEANED WITH A WASHING LIQUID

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3233334A (en) * 1962-09-28 1966-02-08 Pennsalt Chemicals Corp Flash drying apparatus and method utilizing intermittent pulses of drying gas
US3983637A (en) * 1975-05-12 1976-10-05 The Babcock & Wilcox Company Process for drying encapsulated fissile and non-fissile bodies
DE3111223A1 (en) * 1981-03-21 1982-10-07 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar Vacuum-drying process
JPH0620461B2 (en) * 1989-08-24 1994-03-23 株式会社松谷製作所 Suture needle and method for manufacturing the suture needle
FR2652888A1 (en) * 1989-10-06 1991-04-12 Annamasse Sa Ultrasons METHOD FOR VACUUM DRYING VARIOUS PARTS AND DEVICE FOR IMPLEMENTING THE METHOD.
FR2659133B1 (en) * 1990-03-05 1993-05-21 Blaizat Claude PROCESS FOR TOTAL OR PARTIAL DEHYDRATION OF PLANT PRODUCTS, ITS DEHYDRATION DEVICE AND THE PRODUCT OBTAINED.
JPH04132388U (en) * 1991-05-24 1992-12-08 千住金属工業株式会社 vacuum dryer

Also Published As

Publication number Publication date
US5231771A (en) 1993-08-03
CA2104984C (en) 1998-04-14
EP0595029A1 (en) 1994-05-04

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20130827