GB0922695D0 - Enhanced acid leaching by direct heating of PCD - Google Patents

Enhanced acid leaching by direct heating of PCD

Info

Publication number
GB0922695D0
GB0922695D0 GBGB0922695.2A GB0922695A GB0922695D0 GB 0922695 D0 GB0922695 D0 GB 0922695D0 GB 0922695 A GB0922695 A GB 0922695A GB 0922695 D0 GB0922695 D0 GB 0922695D0
Authority
GB
United Kingdom
Prior art keywords
pcd
direct heating
acid leaching
enhanced acid
enhanced
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.)
Ceased
Application number
GBGB0922695.2A
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.)
Element Six Production Pty Ltd
Original Assignee
Element Six Production Pty Ltd
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 Element Six Production Pty Ltd filed Critical Element Six Production Pty Ltd
Priority to GBGB0922695.2A priority Critical patent/GB0922695D0/en
Publication of GB0922695D0 publication Critical patent/GB0922695D0/en
Priority to PCT/IB2010/056067 priority patent/WO2011080685A2/en
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/06—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies
    • B01J3/062—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies characterised by the composition of the materials to be processed
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/25—Diamond
    • C01B32/28—After-treatment, e.g. purification, irradiation, separation or recovery
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/02—Local etching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0605—Composition of the material to be processed
    • B01J2203/062—Diamond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/065—Composition of the material produced
    • B01J2203/0655—Diamond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0675—Structural or physico-chemical features of the materials processed
    • B01J2203/0685—Crystal sintering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • B22F2003/241—Chemical after-treatment on the surface
    • B22F2003/244—Leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
GBGB0922695.2A 2009-12-30 2009-12-30 Enhanced acid leaching by direct heating of PCD Ceased GB0922695D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB0922695.2A GB0922695D0 (en) 2009-12-30 2009-12-30 Enhanced acid leaching by direct heating of PCD
PCT/IB2010/056067 WO2011080685A2 (en) 2009-12-30 2010-12-24 Method of treating a diamond containing body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0922695.2A GB0922695D0 (en) 2009-12-30 2009-12-30 Enhanced acid leaching by direct heating of PCD

Publications (1)

Publication Number Publication Date
GB0922695D0 true GB0922695D0 (en) 2010-02-17

Family

ID=41795885

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0922695.2A Ceased GB0922695D0 (en) 2009-12-30 2009-12-30 Enhanced acid leaching by direct heating of PCD

Country Status (2)

Country Link
GB (1) GB0922695D0 (en)
WO (1) WO2011080685A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201122434D0 (en) * 2011-12-29 2012-02-08 Element Six Abrasives Sa Method of processing polycrystalline diamond material
US8961630B2 (en) 2012-05-04 2015-02-24 Baker Hughes Incorporated Methods of forming cutting elements by removing metal from interstitial spaces in polycrystalline diamond
US9844854B1 (en) * 2012-11-21 2017-12-19 Us Synthetic Corporation Protective leaching cups, systems, and methods of use
US9138865B2 (en) 2012-12-19 2015-09-22 Smith International, Inc. Method to improve efficiency of PCD leaching
GB201223531D0 (en) * 2012-12-31 2013-02-13 Element Six Abrasives Sa A support structure for a body of polycrystalline diamond material during processing
GB201223523D0 (en) 2012-12-31 2013-02-13 Element Six Abrasives Sa A support structure for a body of polycrystalline diamond material during processing
GB201318610D0 (en) * 2013-10-22 2013-12-04 Element Six Ltd A seal for a support stucture for a body of polycrsystalline diamond material during processing and support structure comprising same
US10718166B2 (en) 2014-06-20 2020-07-21 Halliburton Energy Services, Inc. Laser-leached polycrystalline diamond and laser-leaching methods and devices
CN109402387A (en) * 2018-10-16 2019-03-01 湖南行者环保科技有限公司 Microwave high-temperature leaching device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745623A (en) 1971-12-27 1973-07-17 Gen Electric Diamond tools for machining
US4224380A (en) 1978-03-28 1980-09-23 General Electric Company Temperature resistant abrasive compact and method for making same
US4288248A (en) 1978-03-28 1981-09-08 General Electric Company Temperature resistant abrasive compact and method for making same
EP0114497B1 (en) 1982-12-21 1988-05-11 De Beers Industrial Diamond Division (Proprietary) Limited Abrasive compacts and method of making them
EP0174546B1 (en) 1984-09-08 1991-07-24 Sumitomo Electric Industries, Ltd. Diamond sintered body for tools and method of manufacturing the same
US20070169419A1 (en) 2006-01-26 2007-07-26 Ulterra Drilling Technologies, Inc. Sonochemical leaching of polycrystalline diamond
US8028771B2 (en) * 2007-02-06 2011-10-04 Smith International, Inc. Polycrystalline diamond constructions having improved thermal stability
CA2760984C (en) * 2009-05-20 2018-05-01 Smith International, Inc. Cutting elements, methods for manufacturing such cutting elements, and tools incorporating such cutting elements

Also Published As

Publication number Publication date
WO2011080685A2 (en) 2011-07-07
WO2011080685A3 (en) 2011-11-03

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)