FR2016758A1 - - Google Patents

Info

Publication number
FR2016758A1
FR2016758A1 FR6917873A FR6917873A FR2016758A1 FR 2016758 A1 FR2016758 A1 FR 2016758A1 FR 6917873 A FR6917873 A FR 6917873A FR 6917873 A FR6917873 A FR 6917873A FR 2016758 A1 FR2016758 A1 FR 2016758A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6917873A
Other languages
French (fr)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2016758A1 publication Critical patent/FR2016758A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/081—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing particle radiation or gamma-radiation
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21H—OBTAINING ENERGY FROM RADIOACTIVE SOURCES; APPLICATIONS OF RADIATION FROM RADIOACTIVE SOURCES, NOT OTHERWISE PROVIDED FOR; UTILISING COSMIC RADIATION
    • G21H5/00—Applications of radiation from radioactive sources or arrangements therefor, not otherwise provided for 

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Adornments (AREA)
FR6917873A 1968-05-31 1969-05-30 Withdrawn FR2016758A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73327468A 1968-05-31 1968-05-31

Publications (1)

Publication Number Publication Date
FR2016758A1 true FR2016758A1 (en) 1970-05-15

Family

ID=24946927

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6917873A Withdrawn FR2016758A1 (en) 1968-05-31 1969-05-30

Country Status (6)

Country Link
US (1) US3616357A (en)
BE (1) BE733868A (en)
DE (1) DE1927631A1 (en)
FR (1) FR2016758A1 (en)
GB (1) GB1279017A (en)
NL (1) NL6908315A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2456766A1 (en) * 1979-05-14 1980-12-12 Inst Sinteza Mineralnogo Treatment of minerals used in jewellery - by bombardment with accelerated electrons at controlled elevated temps. to improve decorative qualities and commercial value
FR2460119A1 (en) * 1979-06-29 1981-01-23 Inst Sinteza Mineralnogo Syr Changing the colouring of hard and gem stones - using high energy level rapid neutrons and gamma particles

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2571808B2 (en) * 1988-01-13 1997-01-16 住友電気工業株式会社 Green diamond and method for producing the same
US5084909A (en) * 1990-03-23 1992-01-28 Pollak Richard D Method of processing gemstones to enhance their color
GB2286760A (en) * 1994-02-17 1995-08-30 Atomic Energy Authority Uk Colouration of gemstones
US5477055A (en) * 1994-09-12 1995-12-19 Ostro Gems Method of producing gemstone quality topaz
US5888918A (en) * 1997-04-25 1999-03-30 Pollak; Richard Method for enhancing the color of minerals useful as gemstones
US6376031B1 (en) * 1998-04-24 2002-04-23 Richard Pollak Method for enhancing the color of minerals useful as gemstones
US6635309B2 (en) * 2001-03-12 2003-10-21 Richard D. Pollak Process for the color enhancement of gemstones
US8037545B2 (en) * 2007-03-16 2011-10-18 Branders.Com, Inc. Article and method including a temporary decoration

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2456766A1 (en) * 1979-05-14 1980-12-12 Inst Sinteza Mineralnogo Treatment of minerals used in jewellery - by bombardment with accelerated electrons at controlled elevated temps. to improve decorative qualities and commercial value
FR2460119A1 (en) * 1979-06-29 1981-01-23 Inst Sinteza Mineralnogo Syr Changing the colouring of hard and gem stones - using high energy level rapid neutrons and gamma particles

Also Published As

Publication number Publication date
GB1279017A (en) 1972-06-21
NL6908315A (en) 1969-12-02
DE1927631A1 (en) 1970-09-10
BE733868A (en) 1969-11-03
US3616357A (en) 1971-10-26

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Legal Events

Date Code Title Description
ST Notification of lapse