Monitoring instrument

Chemistry: analytical and immunological testing – Testing of catalyst

Reexamination Certificate

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C073S863410, C073S863510, C073S863520, C073S863530, C073S863570, C073S863810, C073S863850, C436S178000, C436S183000, C422S062000, C422S069000, C422S088000

Reexamination Certificate

active

06869800

ABSTRACT:
An instrument comprising a housing (30) having a fluid-tight seal and a probe (10), adapted to carry a catalyst or sorbent (37), for monitoring a process fluid stream or the behavior of a catalyst or sorbent placed therein. The use of such an instrument permits investigation of catalyst or sorbent behavior in process fluid streams without the need for process shut down or construction of separate process equipment.

REFERENCES:
patent: 3787183 (1974-01-01), Kennedy, Jr.
patent: 4046014 (1977-09-01), Boehringer et al.
patent: 4294124 (1981-10-01), Kalwaitis
patent: 4537071 (1985-08-01), Waterman
patent: 4837374 (1989-06-01), Brown et al.
patent: 4916956 (1990-04-01), Semerak et al.
patent: 4980294 (1990-12-01), Elias et al.
patent: 5545377 (1996-08-01), Fukaya et al.

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