Method of making electrical connection to semiconductor bodies

Claim 1

A METHOD FOR PRODUCING AN OHMIC LOW RESISTANCE ADHERENT CONTACT TO A BODY OF SEMICONDUCTIVE MATERIAL INCLUDING THE STEPS OF BRINGING THE SEMICONDUCTIVE BODY INTO REACTIVE ENGAGEMENT WITH A PLATING SOLUTION, SAID PLATING SOLUTION CONSISTING ESSENTIALLY OF A FIRST SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF NICKELOUS CHLORIDE AND NICKELOUS SULPHATE IN AN AMOUNT FROM 0.017 TO 0.11 MOL PER LITER, A COMBINED SOLUTION OF SECOND, THIRD, FOURTH AND FIFTH SOLUTIONS WHEREIN SAID SECOND SOLUTION IS A SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM CITRATE, AMMONIUM CITRATE AND POTASSIUM CITRATE IN AN AMOUNT FROM 0 TO 0.11 MOL PER LITER, SAID THIRD SOLUTION IS A SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM HYDROXYACETATE, AMMONIUM HYDROXYACETATE AND POTASSIUM HYDROXYACETATE IN AN AMOUNT FROM 0 TO 0.11 MOL PER LITER, SAID FOURTH SOLUTION IS A SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM TARTRATE, AMMONIUM TARTRATE, AND POTASSIUM TARTRATE IN AN AMOUNT FROM 0 TO 0.11 MOL PER LITER, SAID FIFTH SOLUTION IS A SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM ACETATE, AMMONIUM ACETATE AND POTASSIUM ACETATE IN AN AMOUNT FROM 0 TO 0.11 MOL PER LITER IN A COMBINED MINIMUM TOTAL OF SAID SECOND, THIRD, FOURTH AND FIFTH SOLUTIONS AMOUNTING TO AT LEAST 0.05 MOL PER LITER UNLESS ONE OF SAID ACETATE SALTS ALONE IS EMPLOYED IN WHICH CASE THE AMOUNT OF SAID ACETATE SALT MUST BE IN THE RANGE FROM 0.12 TO 0.13 MOL PER LITER, A SIXTH SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM HYPOPHOSPHITE, AMMONIUM HYPOPHOSPHITE AND POTASSIUM HYPOPHOSPHITE IN AN AMOUNT FROM 0.043 TO 0.086 MOL PER LITER, A SEVENTH SOLUTION CONSISTING OF A CHLORIDE OF A NOBLE METAL, WITH THE EXCEPTION OF SILVER, IN AN AMOUNT FROM 0.014 TO 0.027 MOL PER LITER, AN EIGHTH SOLUTION CONSISTING OF HYDROCHLORIC ACID IN AN AMOUNT FROM 0 TO 0.05 MOL PER LITER, AND A NINTH SOLUTION CONSISTING OF HYDROFLUORIC ACID IN AN AMOUNT FROM 0.06 TO 0.1 MOL PER LITER.

Claim 2

A METHOD FOR PRODUCING AN OHMIC LOW RESISTANCE ADHERENT CONTACT TO A BODY OF SEMICONDUCTIVE MATERIAL INCLUDING THE STEPS OF BRINGING THE SEMICONDUCTIVE BODY INTO REACTIVE ENGAGEMENT WITH A PLATING SOLUTION, SAID PLATING SOLUTION CONSISTING ESSENTIALLY OF A FIRST SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF NICKELOUS CHLORIDE AND NICKELOUS SULPHATE IN AN AMOUNT FROM 0.017 TO 0.11 MOL PER LITER, A COMBINED SOLUTION OF SECOND, THIRD, FOURTH AND FIFTH SOLUTIONS WHEREIN SAID SECOND SOLUTION IS A SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM CITRATE, AMMONIUM CITRATE AND POTASSIUM CITRATE IN AN AMOUNT FROM 0 TO 0.11 MOL PER LITER, SAID THIRD SOLUTION IS A SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM HYDROXYACETATE, AMMONIUM HYDROXYACETATE AND POTASSIUM HYDROXYACETATE IN AN AMOUNT FROM 0 TO 0.11 MOL PER LITER, SAID FOURTH SOLUTION IS A SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM TARTRATE, AMMONIUM TARTRATE, AND POTASSIUM TARTRATE IN AN AMOUNT FROM 0 TO 0.11 MOL PER LITER, SAID FIFTH SOLUTION IS A SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM ACETATE, AMMONIUM ACETATE AND POTASSIUM ACETATE IN AN AMOUNT FROM 0 TO 0.11 MOL PER LITER IN A COMBINED MINIMUM TOTAL OF SAID SECOND, THIRD, FOURTH AND FIFTH SOLUTIONS AMOUNTING TO AT LEAST 0.05 MOL PER LITER UNLESS ONE OF SAID ACETATE SALTS ALONE IS EMPLOYED IN WHICH CASE THE AMOUNT OF SAID ACETATE SALT MUST BE IN THE RANGE FROM 0.12 TO 0.13 MOL PER LITER, A SIXTH SOLUTION OF A SALT SELECTED FROM THE GROUP CONSISTING OF SODIUM HYPOPHOSPHITE, AMMONIUM HYPOPHOSPHITE AND POTASSIUM HYPOPHOSPHITE IN AN AMOUNT FROM 0.043 TO 0.086 MOL PER LITER, A SEVENTH SOLUTION CONSISTING OF A CHLORIDE OF A NOBLE METAL, WITH THE EXCEPTION OF SILVER, IN AN AMOUNT FROM 0.014 TO 0.027 MOL PER LITER, AN EIGHTH SOLUTION CONSISTING OF HYDROCHLORIC ACID IN AN AMOUNT FROM 0 TO 0.05 MOL PER LITER, AND A NINTH SOLUTION CONSISTING OF HYDROFLUORIC ACID IN AN AMOUNT FROM 0.06 TO 0.1 MOL PER LITER.