CA1078642A - Facon de determiner le taux de densification d'un materiau frittable - Google Patents

Facon de determiner le taux de densification d'un materiau frittable

Info

Publication number: CA1078642A
Authority: CA; Canada
Prior art keywords: batch; powder; pressure; rate; billet
Prior art date: 1973-11-09
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

CA314,379A

Other languages

English (en)

Inventor

Larry J. Ferrell

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.)

Babcock and Wilcox Co

Original Assignee

Babcock and Wilcox Co

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.)

1973-11-09

Filing date

1978-10-26

Publication date

1980-06-03

1974-02-25 Priority claimed from CA193,440A external-priority patent/CA1051040A/fr

1978-10-26 Application filed by Babcock and Wilcox Co filed Critical Babcock and Wilcox Co

1978-10-26 Priority to CA314,379A priority Critical patent/CA1078642A/fr

1980-06-03 Application granted granted Critical

1980-06-03 Publication of CA1078642A publication Critical patent/CA1078642A/fr

Status Expired legal-status Critical Current

Links

239000000463 material Substances 0.000 title claims abstract description 62
238000000280 densification Methods 0.000 title claims abstract description 26
238000005245 sintering Methods 0.000 claims abstract description 34
238000010438 heat treatment Methods 0.000 claims abstract description 27
238000000034 method Methods 0.000 claims description 35
239000000843 powder Substances 0.000 description 60
230000008569 process Effects 0.000 description 28
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 27
239000000523 sample Substances 0.000 description 25
238000012360 testing method Methods 0.000 description 18
238000006073 displacement reaction Methods 0.000 description 14
239000013078 crystal Substances 0.000 description 10
238000004519 manufacturing process Methods 0.000 description 10
239000007789 gas Substances 0.000 description 6
MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 6
239000002245 particle Substances 0.000 description 5
239000000047 product Substances 0.000 description 5
229910000831 Steel Inorganic materials 0.000 description 4
238000013459 approach Methods 0.000 description 4
239000000919 ceramic Substances 0.000 description 4
230000008859 change Effects 0.000 description 4
239000008188 pellet Substances 0.000 description 4
239000010959 steel Substances 0.000 description 4
FCTBKIHDJGHPPO-UHFFFAOYSA-N uranium dioxide Inorganic materials O=[U]=O FCTBKIHDJGHPPO-UHFFFAOYSA-N 0.000 description 4
206010000060 Abdominal distension Diseases 0.000 description 3
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
208000024330 bloating Diseases 0.000 description 3
230000006698 induction Effects 0.000 description 3
OOAWCECZEHPMBX-UHFFFAOYSA-N oxygen(2-);uranium(4+) Chemical compound [O-2].[O-2].[U+4] OOAWCECZEHPMBX-UHFFFAOYSA-N 0.000 description 3
230000002459 sustained effect Effects 0.000 description 3
239000007795 chemical reaction product Substances 0.000 description 2
150000001875 compounds Chemical class 0.000 description 2
230000008602 contraction Effects 0.000 description 2
238000005520 cutting process Methods 0.000 description 2
238000011161 development Methods 0.000 description 2
238000009826 distribution Methods 0.000 description 2
239000012535 impurity Substances 0.000 description 2
239000000203 mixture Substances 0.000 description 2
230000003287 optical effect Effects 0.000 description 2
238000005498 polishing Methods 0.000 description 2
239000012254 powdered material Substances 0.000 description 2
238000003825 pressing Methods 0.000 description 2
238000012545 processing Methods 0.000 description 2
239000002994 raw material Substances 0.000 description 2
230000009467 reduction Effects 0.000 description 2
230000004044 response Effects 0.000 description 2
238000007493 shaping process Methods 0.000 description 2
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
238000007547 Knoop hardness test Methods 0.000 description 1
235000002492 Rungia klossii Nutrition 0.000 description 1
244000117054 Rungia klossii Species 0.000 description 1
238000000498 ball milling Methods 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
238000009924 canning Methods 0.000 description 1
238000004581 coalescence Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000007423 decrease Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000000593 degrading effect Effects 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
229910003460 diamond Inorganic materials 0.000 description 1
239000010432 diamond Substances 0.000 description 1
229910001873 dinitrogen Inorganic materials 0.000 description 1
238000010981 drying operation Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
239000012467 final product Substances 0.000 description 1
229910002804 graphite Inorganic materials 0.000 description 1
239000010439 graphite Substances 0.000 description 1
239000003966 growth inhibitor Substances 0.000 description 1
238000007542 hardness measurement Methods 0.000 description 1
239000001307 helium Substances 0.000 description 1
229910052734 helium Inorganic materials 0.000 description 1
SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
230000006872 improvement Effects 0.000 description 1
238000007373 indentation Methods 0.000 description 1
239000011261 inert gas Substances 0.000 description 1
238000007689 inspection Methods 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
238000009533 lab test Methods 0.000 description 1
150000001247 metal acetylides Chemical class 0.000 description 1
229910044991 metal oxide Inorganic materials 0.000 description 1
150000004706 metal oxides Chemical class 0.000 description 1
238000005555 metalworking Methods 0.000 description 1
238000003801 milling Methods 0.000 description 1
150000004767 nitrides Chemical class 0.000 description 1
239000003758 nuclear fuel Substances 0.000 description 1
238000010943 off-gassing Methods 0.000 description 1
230000035515 penetration Effects 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
238000011160 research Methods 0.000 description 1
238000004513 sizing Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000009827 uniform distribution Methods 0.000 description 1
239000002699 waste material Substances 0.000 description 1

Landscapes

Compositions Of Oxide Ceramics (AREA)

CA314,379A 1973-11-09 1978-10-26 Facon de determiner le taux de densification d'un materiau frittable Expired CA1078642A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA314,379A CA1078642A (fr)	1973-11-09	1978-10-26	Facon de determiner le taux de densification d'un materiau frittable

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US41448373A	1973-11-09	1973-11-09
CA193,440A CA1051040A (fr)	1973-11-09	1974-02-25	Techniques de production de materiau en carbure de titane a l'alumine
CA314,379A CA1078642A (fr)	1973-11-09	1978-10-26	Facon de determiner le taux de densification d'un materiau frittable

Publications (1)

Publication Number	Publication Date
CA1078642A true CA1078642A (fr)	1980-06-03

Family

ID=27163328

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA314,379A Expired CA1078642A (fr)	1973-11-09	1978-10-26	Facon de determiner le taux de densification d'un materiau frittable

Country Status (1)

Country	Link
CA (1)	CA1078642A (fr)

1978
- 1978-10-26 CA CA314,379A patent/CA1078642A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
1997-06-03	MKEX	Expiry