公开(公告)号：US3551533A

公开(公告)日：1970-12-29

申请号：US3551533D

申请日：1967-04-10

Applicant: BELL TELEPHONE LABOR INC

Inventor： MONFORTE FRANK R ,  SCHNETTLER FRANK J

IPC: B01D46/00 ,  B01J2/06 ,  B01J19/00 ,  B01J21/00 ,  B01J37/32 ,  B22F9/00 ,  C01B13/14 ,  C04B14/30 ,  C04B33/04 ,  G21C3/62 ,  B22D23/08

CPC classification number: B01J37/32 ,  B01D46/00 ,  B01J2/06 ,  B22F9/00

公开(公告)号：US3226327A

公开(公告)日：1965-12-28

申请号：US21363962

申请日：1962-07-31

Applicant: BELL TELEPHONE LABOR INC

Inventor： MONFORTE FRANK R ,  SCHNETTLER FRANK J

IPC: C04B35/26

CPC classification number: C04B35/2625

公开(公告)号：US3574114A

公开(公告)日：1971-04-06

申请号：US3574114D

申请日：1968-08-05

Applicant: BELL TELEPHONE LABOR INC

Inventor： MONFORTE FRANK R

IPC: C04B35/64 ,  H01F1/03 ,  C04B35/26

CPC classification number: H01F1/0313 ,  C04B35/64 ,  H01F1/0009 ,  Y10S264/58

Abstract: THE INCORPORATION OF CRITICAL AMOUNTS OF MAGNESIUM SULFATE AS A STARTING INGREDIENT RESULTS IN CONTROLLED UNIFORM FINE GRAIN SIZE IN A VARIETY OF CERAMIC MATERIALS PRODUCED BY OTHERWISE CONVENTIONAL CALCINING AND FIRING. CONCERNED COMPOSITIONS INCLUDED MAGNETIC FERRITES OF A TYPE NOT ORDINARILY CONTAINING MAGNESIUM.

公开(公告)号：US3516935A

公开(公告)日：1970-06-23

申请号：US3516935D

申请日：1967-04-10

Applicant: BELL TELEPHONE LABOR INC

Inventor： MONFORTE FRANK R ,  SCHNETTLER FRANK J

IPC: B01J2/06 ,  B01J19/00 ,  B01J21/00 ,  B01J37/32 ,  B22F9/00 ,  C01G49/00 ,  C04B33/22 ,  C04B35/01 ,  C04B35/26 ,  C04B35/628 ,  H01F1/11 ,  C04B33/02 ,  F26B5/06

CPC classification number: C04B33/28 ,  C04B33/30 ,  C04B35/01 ,  C04B35/2683 ,  H01F1/11