Tungsten-quartz seals

Details Tungsten-quartz seals Tungsten-quartz seals

1983-02-02

1984-06-05

Valentine, Donald R.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

20412975, C25F 308

Patent

active

044526776

ABSTRACT:
Tungsten-to-quartz seals are improved by electrochemically etching drawn, ground tungsten rod until some of the original draw lines appear and then using the so treated rod in the seal formation. The etching is carried out in a solution of NaNO.sub.2 ; NaOH; and H.sub.2 O.

REFERENCES:
patent: 2156156 (1939-04-01), Mahlck
patent: 3516874 (1970-06-01), Maker et al.
patent: 3753878 (1973-08-01), Gosger

Affiliated with

Also associated with

Rating

Tungsten-quartz seals does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Tungsten-quartz seals, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tungsten-quartz seals will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1496326