公开(公告)号：US3263162A

公开(公告)日：1966-07-26

申请号：US18899162

申请日：1962-04-20

Applicant: GEN ELECTRIC

Inventor： LUCEK JOHN R ,  PEARCE WILLARD J

IPC: H01H33/668

CPC classification number: H01H33/668

公开(公告)号：US3580714A

公开(公告)日：1971-05-25

申请号：US3580714D

申请日：1968-10-30

Applicant: GEN ELECTRIC

Inventor： LUCEK JOHN R

IPC: C03B7/086 ,  C03B7/098 ,  C03B5/32

CPC classification number: C03B7/086 ,  C03B7/098

Abstract: THE APPLICATION DISCLOSES A DISCHARGE CONTROL ELEMENT, SUCH AS A NEEDLE OR PLUNGER, FOR USE IN GLASS-MELTING FURNACES. SUCH CONTROL ELEMENTS, BEING MOVABLE OR ADJUSTABLE IN OPERATION, ARE ADAPTED TO BE ONLY PARTIALLY IMMERSED IN MOLTEN GLASS WITH THE IMMERSED TIP POSITIONED ADJACENT A DISCHARGE ORIFICE FOR CONTROL OF STEMA-FEEDING OR GOBFEEDING OF THE MOLTEN GLASS TO UTILIZATION EQUIPMENT. THE TIP OF THE ROD IS FORMED OF A MATERIAL SUBSTANTIALLY IMPREVIOUS TO EROSION IN MOLTEN GLASS, AND THE SHANK PORTION OF THE ROD IS FORMED OF A METAL SUBJECT OT RAPID EROSION IN MOLTEN GLASS BUT RESISTANT TO OXIDATION IN AIR. THE SHANK PORTION IS COOLED TO COAT ITS IMMERSED PART WITH SOLID GLASS TO PROTECT IT AGAINST EROSION BY THE MOLTEN GLASS. AS DISCLOSED, A PREFERRED FORM OF DISCHARGE CONTROL ELEMENT COMPRISES A ROD HAVING TUBULAR SHANK PORITION OF STEEL PROVIDED WITH PASSAGES FOR THE CIRCULATION OF COOLING WATER,

AND A REMOVABLE IMMERSED TIP OR HEAD PORTION FORMED OF MOLYBDENUM.

公开(公告)号：US3376186A

公开(公告)日：1968-04-02

申请号：US21543862

申请日：1962-08-07

Applicant: GEN ELECTRIC

Inventor： DOUILLARD PAUL A ,  JONES RAYMOND W ,  CUNNINGHAM RICHARD A ,  LUCEK JOHN R

IPC: C03B19/04

CPC classification number: C03B19/04 ,  Y10S228/903 ,  Y10T428/131

公开(公告)号：US3539691A

公开(公告)日：1970-11-10

申请号：US3539691D

申请日：1968-10-30

Applicant: GEN ELECTRIC

Inventor： LUCEK JOHN R

IPC: C03B5/027 ,  C03B5/167 ,  C03B5/187 ,  C03B7/098 ,  H05B3/03

CPC classification number: C03B5/1675 ,  C03B5/027 ,  C03B5/1672 ,  C03B5/187 ,  C03B7/098 ,  H05B3/03 ,  Y10S65/04 ,  Y10S65/06

公开(公告)号：US2959704A

公开(公告)日：1960-11-08

申请号：US76625058

申请日：1958-10-09

Applicant: GEN ELECTRIC

Inventor： SNELL JR JAMES H ,  CHAREWICZ FRANCIS J ,  LUCEK JOHN R