ES405379A2 - Process for manufacturing articles of transparent alumina - Google Patents

Process for manufacturing articles of transparent alumina

Info

Publication number
ES405379A2
ES405379A2 ES405379A ES405379A ES405379A2 ES 405379 A2 ES405379 A2 ES 405379A2 ES 405379 A ES405379 A ES 405379A ES 405379 A ES405379 A ES 405379A ES 405379 A2 ES405379 A2 ES 405379A2
Authority
ES
Spain
Prior art keywords
transparent alumina
manufacturing articles
frying
main patent
carbon
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
ES405379A
Other languages
Spanish (es)
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.)
Ceraver SA
Original Assignee
Ceraver SA
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 Ceraver SA filed Critical Ceraver SA
Publication of ES405379A2 publication Critical patent/ES405379A2/en
Expired 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
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

Improvements Introduced in the object of the Main Patent No. 384,756, put "Procedure for the manufacture of pieces of transparent alumina" by frying, according to any of the points of the main Patent, characterized in that at least the second firing, also called final frying, it is carried out in the presence of carbon, in addition to the carbon oxide atmosphere. (Machine-translation by Google Translate, not legally binding)
ES405379A 1971-08-03 1972-07-31 Process for manufacturing articles of transparent alumina Expired ES405379A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7128434A FR2148782A6 (en) 1971-08-03 1971-08-03

Publications (1)

Publication Number Publication Date
ES405379A2 true ES405379A2 (en) 1977-06-16

Family

ID=9081394

Family Applications (1)

Application Number Title Priority Date Filing Date
ES405379A Expired ES405379A2 (en) 1971-08-03 1972-07-31 Process for manufacturing articles of transparent alumina

Country Status (8)

Country Link
JP (1) JPS4825709A (en)
BE (1) BE786678R (en)
DE (1) DE2236271A1 (en)
ES (1) ES405379A2 (en)
FR (1) FR2148782A6 (en)
GB (1) GB1397974A (en)
IT (1) IT1048400B (en)
NL (1) NL7210581A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5527837A (en) * 1978-08-14 1980-02-28 Ngk Insulators Ltd Polycrystal transparent spinel sintered article and its manufacture
JPS5825146Y2 (en) * 1978-12-01 1983-05-30 日産自動車株式会社 clutch release device
JPS616031U (en) * 1984-06-19 1986-01-14 トヨタ自動車株式会社 Lubricating device for spherical friction sliding parts
JPH0241370Y2 (en) * 1984-09-04 1990-11-05

Also Published As

Publication number Publication date
BE786678R (en) 1973-01-25
DE2236271A1 (en) 1973-02-15
FR2148782A6 (en) 1973-03-23
JPS4825709A (en) 1973-04-04
GB1397974A (en) 1975-06-18
NL7210581A (en) 1973-02-06
IT1048400B (en) 1980-11-20

Similar Documents

Publication Publication Date Title
CA980967A (en) Process for producing porous articles of polytetrafluoroethylene
CH612425A5 (en) Process for the preparation of novel 2-tetrahydrofurfuryl-6,7-benzomorphans
ZA755356B (en) Process for obtaining nitrogen-rich gases, such as for example air, which in addition to n, contain at least o2
ES446178A1 (en) Granules and pellets for the modification of polycondensates which can be shaped, as well as the process for obtaining these granules and pellets and shaped articles thus obtained
ES405379A2 (en) Process for manufacturing articles of transparent alumina
ES412860A1 (en) Process for producing propylene oxide
GB1400485A (en) Process for the manufacture of 8-oxo-5-thia-1-azabicyclo- 4,2,0-oct-2-ene or -3-ene compounds
JPS51151743A (en) Process for preparing shaped polyester article
AT336477B (en) Process for the production of basic, refractory moldings
ES379634A1 (en) Glass-ceramic products
PT64773B (en) Process for the preparation of 7-(alpha,alpha-dissubstituted-acetamido)-3-substituted-3-cephem-4-carboxylic acids.
YU39659B (en) Process for producing 1,-n-(alpha-hydroxy-omega-aminoacyl)-6'-n-methyl-3',4'-dideoxykanamycin b
ES399031A2 (en) Coating of bodies with insulating materials
ES401413A1 (en) A procedure to prepare a composition for the cleaning of metals. (Machine-translation by Google Translate, not legally binding)
ES428971A1 (en) Halogenoethers and processes for the preparation thereof
AT311379B (en) Process for the production of bis-diene (1,3) iron monocarbonyls
ES402328A1 (en) Preparation of 4-hydroxybenzodioxoles
GB1268594A (en) Transparent thoria-base ceramics and method of producing same
CH614935A5 (en) Process for the preparation of novel 9-thia-, 9-oxothia- and 9-dioxothia-11,12-secoprostaglandins
CA965603A (en) Process for the manufacture of gases
ES461545A1 (en) Dolomite refractories
ES403890A1 (en) Improved method to produce a detergent formulation for light work. (Machine-translation by Google Translate, not legally binding)
ES357112A3 (en) A procedure for the manufacture of super-white cement. (Machine-translation by Google Translate, not legally binding)
ES419424A1 (en) Manufacture of foam glass
IT953308B (en) PROCESS FOR THE PREPARATION OF METALLIC OXIDE CARBON COMPOSITIONS

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20100616