FR662782A - Process for the manufacture of scientific stones and device for implementing this process - Google Patents

Process for the manufacture of scientific stones and device for implementing this process

Info

Publication number
FR662782A
FR662782A FR662782DA FR662782A FR 662782 A FR662782 A FR 662782A FR 662782D A FR662782D A FR 662782DA FR 662782 A FR662782 A FR 662782A
Authority
FR
France
Prior art keywords
stones
scientific
implementing
manufacture
scientific stones
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
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.)
Swiss Jowel Co S A
Original Assignee
Swiss Jowel Co S A
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 Swiss Jowel Co S A filed Critical Swiss Jowel Co S A
Application granted granted Critical
Publication of FR662782A publication Critical patent/FR662782A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
FR662782D 1927-11-26 1928-10-22 Process for the manufacture of scientific stones and device for implementing this process Expired FR662782A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH662782X 1927-11-26

Publications (1)

Publication Number Publication Date
FR662782A true FR662782A (en) 1929-08-12

Family

ID=4527045

Family Applications (1)

Application Number Title Priority Date Filing Date
FR662782D Expired FR662782A (en) 1927-11-26 1928-10-22 Process for the manufacture of scientific stones and device for implementing this process

Country Status (1)

Country Link
FR (1) FR662782A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2591561A (en) * 1943-04-28 1952-04-01 Elgin Nat Watch Co Apparatus for producing refractory rods
US2634554A (en) * 1953-04-14 Synthetic gem production
US2690062A (en) * 1949-12-21 1954-09-28 Union Carbide & Carbon Corp Synthetic corundum crystals and process for making same
US2723916A (en) * 1954-02-08 1955-11-15 Nat Lead Co Metal titanate composition
US2764490A (en) * 1953-02-02 1956-09-25 Nat Lead Co Refractive material
US2777255A (en) * 1953-02-02 1957-01-15 Nat Lead Co Method for producing improved monocrystalline refractive material
US2850355A (en) * 1953-11-05 1958-09-02 Nat Lead Co Monocrystalline nickel titanate boule
US2942941A (en) * 1955-11-23 1960-06-28 Nat Lead Co A method for the preparation of monocrystalline aluminum titanate

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2634554A (en) * 1953-04-14 Synthetic gem production
US2591561A (en) * 1943-04-28 1952-04-01 Elgin Nat Watch Co Apparatus for producing refractory rods
US2690062A (en) * 1949-12-21 1954-09-28 Union Carbide & Carbon Corp Synthetic corundum crystals and process for making same
US2764490A (en) * 1953-02-02 1956-09-25 Nat Lead Co Refractive material
US2777255A (en) * 1953-02-02 1957-01-15 Nat Lead Co Method for producing improved monocrystalline refractive material
US2850355A (en) * 1953-11-05 1958-09-02 Nat Lead Co Monocrystalline nickel titanate boule
US2723916A (en) * 1954-02-08 1955-11-15 Nat Lead Co Metal titanate composition
US2942941A (en) * 1955-11-23 1960-06-28 Nat Lead Co A method for the preparation of monocrystalline aluminum titanate

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