GB1252691A - - Google Patents

Info

Publication number
GB1252691A
GB1252691A GB1252691DA GB1252691A GB 1252691 A GB1252691 A GB 1252691A GB 1252691D A GB1252691D A GB 1252691DA GB 1252691 A GB1252691 A GB 1252691A
Authority
GB
United Kingdom
Prior art keywords
electro
jan
alkali metal
anode
workpiece
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.)
Expired
Application number
Other languages
English (en)
Inventor
John A Peterson
Theodore H Dexter
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.)
Hooker Chemical Corp
Original Assignee
Hooker Chemical 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 Hooker Chemical Corp filed Critical Hooker Chemical Corp
Publication of GB1252691A publication Critical patent/GB1252691A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/08—Working media

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Chemical Treatment Of Metals (AREA)
GB1252691D 1968-01-15 1969-01-02 Expired GB1252691A (US07608600-20091027-C00054.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69759568A 1968-01-15 1968-01-15

Publications (1)

Publication Number Publication Date
GB1252691A true GB1252691A (US07608600-20091027-C00054.png) 1971-11-10

Family

ID=24801741

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1252691D Expired GB1252691A (US07608600-20091027-C00054.png) 1968-01-15 1969-01-02

Country Status (6)

Country Link
US (1) US3616344A (US07608600-20091027-C00054.png)
BE (1) BE726812A (US07608600-20091027-C00054.png)
DE (1) DE1900996A1 (US07608600-20091027-C00054.png)
FR (1) FR2000237A1 (US07608600-20091027-C00054.png)
GB (1) GB1252691A (US07608600-20091027-C00054.png)
NL (1) NL6900681A (US07608600-20091027-C00054.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885497A (US07608600-20091027-C00054.png) * 1972-01-20 1973-11-13
US10399166B2 (en) 2015-10-30 2019-09-03 General Electric Company System and method for machining workpiece of lattice structure and article machined therefrom

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3718555A (en) * 1971-02-22 1973-02-27 Gen Motors Corp Electrochemical machining electrolyte
US4159407A (en) * 1974-03-23 1979-06-26 Rolls-Royce (1971) Limited Methods and apparatus for electrically machining a work piece
US4048283A (en) * 1976-06-04 1977-09-13 The Dow Chemical Company Removal of heavy metals from aqueous solutions
US4086150A (en) * 1977-06-27 1978-04-25 Huron Chemicals Limited Chromate removal by precipitation
US5427692A (en) * 1993-11-29 1995-06-27 General Electric Company Removal of chromium from solution using ferrous sulfate and barium nitrate
TW576825B (en) 2000-08-10 2004-02-21 Iner Ae Method for liquid chromate ion and oxy-metal ions removal and stabilization
WO2002059049A1 (en) * 2001-01-26 2002-08-01 A.S. Incorporated Water treatment method for reducing levels of cr?+6¿
US6833124B2 (en) * 2002-01-31 2004-12-21 University Of Dayton Recovery process for wastes containing hexavalent chromium
US10759680B2 (en) 2016-05-17 2020-09-01 Uop Llc Preferential removal of hexavalent chromium from contaminated water

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4885497A (US07608600-20091027-C00054.png) * 1972-01-20 1973-11-13
US10399166B2 (en) 2015-10-30 2019-09-03 General Electric Company System and method for machining workpiece of lattice structure and article machined therefrom

Also Published As

Publication number Publication date
DE1900996A1 (de) 1969-11-06
FR2000237A1 (US07608600-20091027-C00054.png) 1969-09-05
BE726812A (US07608600-20091027-C00054.png) 1969-07-14
NL6900681A (US07608600-20091027-C00054.png) 1969-07-17
US3616344A (en) 1971-10-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees