NL7513621A - REFERENCE PLATE SYSTEM FOR A POLISHING UPSTAND. - Google Patents

REFERENCE PLATE SYSTEM FOR A POLISHING UPSTAND.

Info

Publication number
NL7513621A
NL7513621A NL7513621A NL7513621A NL7513621A NL 7513621 A NL7513621 A NL 7513621A NL 7513621 A NL7513621 A NL 7513621A NL 7513621 A NL7513621 A NL 7513621A NL 7513621 A NL7513621 A NL 7513621A
Authority
NL
Netherlands
Prior art keywords
upstand
polishing
reference plate
plate system
polishing upstand
Prior art date
Application number
NL7513621A
Other languages
Dutch (nl)
Original Assignee
Speedfam 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 Speedfam Corp filed Critical Speedfam Corp
Publication of NL7513621A publication Critical patent/NL7513621A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
    • B24B37/07—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
    • B24B37/10—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for single side lapping
    • B24B37/102—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for single side lapping the workpieces or work carriers being able to rotate freely due to a frictional contact with the lapping tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/02—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D219/00—Heterocyclic compounds containing acridine or hydrogenated acridine ring systems
    • C07D219/04—Heterocyclic compounds containing acridine or hydrogenated acridine ring systems with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the ring system
    • C07D219/08—Nitrogen atoms
    • C07D219/10—Nitrogen atoms attached in position 9
    • C07D219/12—Amino-alkylamino radicals attached in position 9

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
NL7513621A 1974-11-25 1975-11-21 REFERENCE PLATE SYSTEM FOR A POLISHING UPSTAND. NL7513621A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US526612A US3898770A (en) 1974-11-25 1974-11-25 Lapping fixture reference plate assembly

Publications (1)

Publication Number Publication Date
NL7513621A true NL7513621A (en) 1976-05-28

Family

ID=24098043

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7513621A NL7513621A (en) 1974-11-25 1975-11-21 REFERENCE PLATE SYSTEM FOR A POLISHING UPSTAND.

Country Status (7)

Country Link
US (1) US3898770A (en)
JP (1) JPS5341399B2 (en)
DE (1) DE2551762A1 (en)
FR (1) FR2291826A1 (en)
GB (1) GB1458183A (en)
NL (1) NL7513621A (en)
SU (1) SU971080A3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4899053A (en) * 1987-10-21 1990-02-06 Criticare Systems, Inc. Solid state non-dispersive IR analyzer using electrical current-modulated microsources
US5193316A (en) * 1991-10-29 1993-03-16 Texas Instruments Incorporated Semiconductor wafer polishing using a hydrostatic medium
US5931724A (en) * 1997-07-11 1999-08-03 Applied Materials, Inc. Mechanical fastener to hold a polishing pad on a platen in a chemical mechanical polishing system
US5957763A (en) * 1997-09-19 1999-09-28 Speedfam Corporation Polishing apparatus with support columns supporting multiple platform members
CN104520518B (en) * 2012-06-27 2018-12-14 艾姆森斯控股有限公司 Connector and column aligning equipment are reinforced in combination
US9387569B2 (en) * 2013-04-27 2016-07-12 John Blick Leather head finishing system having plurality of apertures and angled shoe rails

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3090169A (en) * 1961-05-11 1963-05-21 Stephen A Boettcher Lapping machine fixture
US3388506A (en) * 1964-11-16 1968-06-18 Speedlap Corp Lap limiting fixture means

Also Published As

Publication number Publication date
DE2551762A1 (en) 1976-05-26
JPS5192497A (en) 1976-08-13
JPS5341399B2 (en) 1978-11-02
FR2291826A1 (en) 1976-06-18
US3898770A (en) 1975-08-12
FR2291826B3 (en) 1978-08-25
GB1458183A (en) 1976-12-08
SU971080A3 (en) 1982-10-30

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Legal Events

Date Code Title Description
BV The patent application has lapsed